diff --git a/Tests/AtomLiteTestApp/AtomLiteTestApp.nfproj b/Tests/AtomLiteTestApp/AtomLiteTestApp.nfproj
index 4938e3f8..f0ac1278 100644
--- a/Tests/AtomLiteTestApp/AtomLiteTestApp.nfproj
+++ b/Tests/AtomLiteTestApp/AtomLiteTestApp.nfproj
@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="utf-8"?>
+<?xml version="1.0" encoding="utf-8"?>
 <Project ToolsVersion="Current" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
   <PropertyGroup Label="Globals">
     <NanoFrameworkProjectSystemPath>$(MSBuildExtensionsPath)\nanoFramework\v1.0\</NanoFrameworkProjectSystemPath>
@@ -27,11 +27,11 @@
     <None Include="packages.config" />
   </ItemGroup>
   <ItemGroup>
-    <Reference Include="Iot.Device.Button">
-      <HintPath>..\..\packages\nanoFramework.Iot.Device.Button.2.0.0-preview.49\lib\Iot.Device.Button.dll</HintPath>
+    <Reference Include="Iot.Device.Button, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\..\packages\nanoFramework.Iot.Device.Button.2.0.0-preview.62\lib\Iot.Device.Button.dll</HintPath>
     </Reference>
-    <Reference Include="Iot.Device.Ws28xx.Esp32">
-      <HintPath>..\..\packages\nanoFramework.Iot.Device.Ws28xx.Esp32.2.0.0-preview.49\lib\Iot.Device.Ws28xx.Esp32.dll</HintPath>
+    <Reference Include="Iot.Device.Ws28xx.Esp32, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\..\packages\nanoFramework.Iot.Device.Ws28xx.Esp32.2.0.0-preview.62\lib\Iot.Device.Ws28xx.Esp32.dll</HintPath>
     </Reference>
     <Reference Include="mscorlib">
       <HintPath>..\..\packages\nanoFramework.CoreLibrary.2.0.0-preview.49\lib\netnano1.0\mscorlib.dll</HintPath>
diff --git a/Tests/AtomLiteTestApp/packages.config b/Tests/AtomLiteTestApp/packages.config
index 7a549a72..fc9c146c 100644
--- a/Tests/AtomLiteTestApp/packages.config
+++ b/Tests/AtomLiteTestApp/packages.config
@@ -3,8 +3,8 @@
   <package id="nanoFramework.CoreLibrary" version="2.0.0-preview.49" targetFramework="netnano1.0" />
   <package id="nanoFramework.Graphics.Core" version="2.0.0-preview.23" targetFramework="netnano1.0" />
   <package id="nanoFramework.Hardware.Esp32.Rmt" version="3.0.0-preview.17" targetFramework="netnano1.0" />
-  <package id="nanoFramework.Iot.Device.Button" version="2.0.0-preview.49" targetFramework="netnano1.0" />
-  <package id="nanoFramework.Iot.Device.Ws28xx.Esp32" version="2.0.0-preview.49" targetFramework="netnano1.0" />
+  <package id="nanoFramework.Iot.Device.Button" version="2.0.0-preview.62" targetFramework="netnano1.0" />
+  <package id="nanoFramework.Iot.Device.Ws28xx.Esp32" version="2.0.0-preview.62" targetFramework="netnano1.0" />
   <package id="nanoFramework.Runtime.Events" version="2.0.0-preview.12" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.Device.Gpio" version="2.0.0-preview.16" targetFramework="netnano1.0" />
 </packages>
\ No newline at end of file
diff --git a/Tests/AtomLiteTestApp/packages.lock.json b/Tests/AtomLiteTestApp/packages.lock.json
index 9a5ec2f9..8838b521 100644
--- a/Tests/AtomLiteTestApp/packages.lock.json
+++ b/Tests/AtomLiteTestApp/packages.lock.json
@@ -22,15 +22,15 @@
       },
       "nanoFramework.Iot.Device.Button": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.49, 2.0.0-preview.49]",
-        "resolved": "2.0.0-preview.49",
-        "contentHash": "L2Ct9hzsk+xkqYMuGKmQDwg/BCaK3EQYQK8OegQvNpEuwJI3u2mGstnwJfWE2Fj3tPcxlVkNMLFjq1I+vcCQKA=="
+        "requested": "[2.0.0-preview.62, 2.0.0-preview.62]",
+        "resolved": "2.0.0-preview.62",
+        "contentHash": "DxYU+C3J3JifHSEYG0eVVLv4fgAmbBSmcR1X6y+GH/gLaS6Ukoei4DICJIsMLnOFycISWr0uNbk9rMKrYG1y5A=="
       },
       "nanoFramework.Iot.Device.Ws28xx.Esp32": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.49, 2.0.0-preview.49]",
-        "resolved": "2.0.0-preview.49",
-        "contentHash": "T5gCftUGb4xW9rtf6GLX2Osj3wS8XkPy5bGwgGKFWxE3sGiakwODJD+9puVKPFUSguVDRFsjHpw4xeD+WA4j0Q=="
+        "requested": "[2.0.0-preview.62, 2.0.0-preview.62]",
+        "resolved": "2.0.0-preview.62",
+        "contentHash": "EW4AFLTxY+qj2jszWGmT/cEXHMfUwzK5IOxTKEdcl9bDEAMZa+ajVA4JBoxRSg9j0Om1w55ifB1++4MmR8wvOw=="
       },
       "nanoFramework.Runtime.Events": {
         "type": "Direct",
diff --git a/Tests/AtomMatrixTestApp/AtomMatrixTestApp.nfproj b/Tests/AtomMatrixTestApp/AtomMatrixTestApp.nfproj
index 06afeda6..be1ac64c 100644
--- a/Tests/AtomMatrixTestApp/AtomMatrixTestApp.nfproj
+++ b/Tests/AtomMatrixTestApp/AtomMatrixTestApp.nfproj
@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="utf-8"?>
+<?xml version="1.0" encoding="utf-8"?>
 <Project ToolsVersion="Current" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
   <PropertyGroup Label="Globals">
     <NanoFrameworkProjectSystemPath>$(MSBuildExtensionsPath)\nanoFramework\v1.0\</NanoFrameworkProjectSystemPath>
@@ -27,11 +27,11 @@
     <None Include="packages.config" />
   </ItemGroup>
   <ItemGroup>
-    <Reference Include="Iot.Device.Button">
-      <HintPath>..\..\packages\nanoFramework.Iot.Device.Button.2.0.0-preview.49\lib\Iot.Device.Button.dll</HintPath>
+    <Reference Include="Iot.Device.Button, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\..\packages\nanoFramework.Iot.Device.Button.2.0.0-preview.62\lib\Iot.Device.Button.dll</HintPath>
     </Reference>
-    <Reference Include="Iot.Device.Ws28xx.Esp32">
-      <HintPath>..\..\packages\nanoFramework.Iot.Device.Ws28xx.Esp32.2.0.0-preview.49\lib\Iot.Device.Ws28xx.Esp32.dll</HintPath>
+    <Reference Include="Iot.Device.Ws28xx.Esp32, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\..\packages\nanoFramework.Iot.Device.Ws28xx.Esp32.2.0.0-preview.62\lib\Iot.Device.Ws28xx.Esp32.dll</HintPath>
     </Reference>
     <Reference Include="mscorlib">
       <HintPath>..\..\packages\nanoFramework.CoreLibrary.2.0.0-preview.49\lib\netnano1.0\mscorlib.dll</HintPath>
diff --git a/Tests/AtomMatrixTestApp/packages.config b/Tests/AtomMatrixTestApp/packages.config
index 7a549a72..fc9c146c 100644
--- a/Tests/AtomMatrixTestApp/packages.config
+++ b/Tests/AtomMatrixTestApp/packages.config
@@ -3,8 +3,8 @@
   <package id="nanoFramework.CoreLibrary" version="2.0.0-preview.49" targetFramework="netnano1.0" />
   <package id="nanoFramework.Graphics.Core" version="2.0.0-preview.23" targetFramework="netnano1.0" />
   <package id="nanoFramework.Hardware.Esp32.Rmt" version="3.0.0-preview.17" targetFramework="netnano1.0" />
-  <package id="nanoFramework.Iot.Device.Button" version="2.0.0-preview.49" targetFramework="netnano1.0" />
-  <package id="nanoFramework.Iot.Device.Ws28xx.Esp32" version="2.0.0-preview.49" targetFramework="netnano1.0" />
+  <package id="nanoFramework.Iot.Device.Button" version="2.0.0-preview.62" targetFramework="netnano1.0" />
+  <package id="nanoFramework.Iot.Device.Ws28xx.Esp32" version="2.0.0-preview.62" targetFramework="netnano1.0" />
   <package id="nanoFramework.Runtime.Events" version="2.0.0-preview.12" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.Device.Gpio" version="2.0.0-preview.16" targetFramework="netnano1.0" />
 </packages>
\ No newline at end of file
diff --git a/Tests/AtomMatrixTestApp/packages.lock.json b/Tests/AtomMatrixTestApp/packages.lock.json
index 9a5ec2f9..8838b521 100644
--- a/Tests/AtomMatrixTestApp/packages.lock.json
+++ b/Tests/AtomMatrixTestApp/packages.lock.json
@@ -22,15 +22,15 @@
       },
       "nanoFramework.Iot.Device.Button": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.49, 2.0.0-preview.49]",
-        "resolved": "2.0.0-preview.49",
-        "contentHash": "L2Ct9hzsk+xkqYMuGKmQDwg/BCaK3EQYQK8OegQvNpEuwJI3u2mGstnwJfWE2Fj3tPcxlVkNMLFjq1I+vcCQKA=="
+        "requested": "[2.0.0-preview.62, 2.0.0-preview.62]",
+        "resolved": "2.0.0-preview.62",
+        "contentHash": "DxYU+C3J3JifHSEYG0eVVLv4fgAmbBSmcR1X6y+GH/gLaS6Ukoei4DICJIsMLnOFycISWr0uNbk9rMKrYG1y5A=="
       },
       "nanoFramework.Iot.Device.Ws28xx.Esp32": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.49, 2.0.0-preview.49]",
-        "resolved": "2.0.0-preview.49",
-        "contentHash": "T5gCftUGb4xW9rtf6GLX2Osj3wS8XkPy5bGwgGKFWxE3sGiakwODJD+9puVKPFUSguVDRFsjHpw4xeD+WA4j0Q=="
+        "requested": "[2.0.0-preview.62, 2.0.0-preview.62]",
+        "resolved": "2.0.0-preview.62",
+        "contentHash": "EW4AFLTxY+qj2jszWGmT/cEXHMfUwzK5IOxTKEdcl9bDEAMZa+ajVA4JBoxRSg9j0Om1w55ifB1++4MmR8wvOw=="
       },
       "nanoFramework.Runtime.Events": {
         "type": "Direct",
diff --git a/Tests/FireTestApp/FireTestApp.nfproj b/Tests/FireTestApp/FireTestApp.nfproj
index f888670f..3eede3ad 100644
--- a/Tests/FireTestApp/FireTestApp.nfproj
+++ b/Tests/FireTestApp/FireTestApp.nfproj
@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="utf-8"?>
+<?xml version="1.0" encoding="utf-8"?>
 <Project ToolsVersion="Current" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
   <PropertyGroup Label="Globals">
     <NanoFrameworkProjectSystemPath>$(MSBuildExtensionsPath)\nanoFramework\v1.0\</NanoFrameworkProjectSystemPath>
@@ -27,23 +27,23 @@
     <ProjectReference Include="..\..\nanoFramework.Fire\nanoFramework.Fire.nfproj" />
   </ItemGroup>
   <ItemGroup>
-    <Reference Include="Iot.Device.Bmm150">
-      <HintPath>..\..\packages\nanoFramework.Iot.Device.Bmm150.2.0.0-preview.45\lib\Iot.Device.Bmm150.dll</HintPath>
+    <Reference Include="Iot.Device.Bmm150, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\..\packages\nanoFramework.Iot.Device.Bmm150.2.0.0-preview.62\lib\Iot.Device.Bmm150.dll</HintPath>
     </Reference>
-    <Reference Include="Iot.Device.Button">
-      <HintPath>..\..\packages\nanoFramework.Iot.Device.Button.2.0.0-preview.49\lib\Iot.Device.Button.dll</HintPath>
+    <Reference Include="Iot.Device.Button, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\..\packages\nanoFramework.Iot.Device.Button.2.0.0-preview.62\lib\Iot.Device.Button.dll</HintPath>
     </Reference>
-    <Reference Include="Iot.Device.Buzzer">
-      <HintPath>..\..\packages\nanoFramework.Iot.Device.Buzzer.2.0.0-preview.45\lib\Iot.Device.Buzzer.dll</HintPath>
+    <Reference Include="Iot.Device.Buzzer, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\..\packages\nanoFramework.Iot.Device.Buzzer.2.0.0-preview.62\lib\Iot.Device.Buzzer.dll</HintPath>
     </Reference>
-    <Reference Include="Iot.Device.Ip5306">
-      <HintPath>..\..\packages\nanoFramework.Iot.Device.Ip5306.2.0.0-preview.45\lib\Iot.Device.Ip5306.dll</HintPath>
+    <Reference Include="Iot.Device.Ip5306, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\..\packages\nanoFramework.Iot.Device.Ip5306.2.0.0-preview.62\lib\Iot.Device.Ip5306.dll</HintPath>
     </Reference>
-    <Reference Include="Iot.Device.Mpu6886">
-      <HintPath>..\..\packages\nanoFramework.Iot.Device.Mpu6886.2.0.0-preview.45\lib\Iot.Device.Mpu6886.dll</HintPath>
+    <Reference Include="Iot.Device.Mpu6886, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\..\packages\nanoFramework.Iot.Device.Mpu6886.2.0.0-preview.62\lib\Iot.Device.Mpu6886.dll</HintPath>
     </Reference>
-    <Reference Include="Iot.Device.Ws28xx.Esp32">
-      <HintPath>..\..\packages\nanoFramework.Iot.Device.Ws28xx.Esp32.2.0.0-preview.49\lib\Iot.Device.Ws28xx.Esp32.dll</HintPath>
+    <Reference Include="Iot.Device.Ws28xx.Esp32, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\..\packages\nanoFramework.Iot.Device.Ws28xx.Esp32.2.0.0-preview.62\lib\Iot.Device.Ws28xx.Esp32.dll</HintPath>
     </Reference>
     <Reference Include="mscorlib">
       <HintPath>..\..\packages\nanoFramework.CoreLibrary.2.0.0-preview.49\lib\netnano1.0\mscorlib.dll</HintPath>
@@ -87,8 +87,8 @@
     <Reference Include="System.Device.Gpio">
       <HintPath>..\..\packages\nanoFramework.System.Device.Gpio.2.0.0-preview.16\lib\netnano1.0\System.Device.Gpio.dll</HintPath>
     </Reference>
-    <Reference Include="System.Device.I2c">
-      <HintPath>..\..\packages\nanoFramework.System.Device.I2c.2.0.0-preview.10\lib\netnano1.0\System.Device.I2c.dll</HintPath>
+    <Reference Include="System.Device.I2c, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\..\packages\nanoFramework.System.Device.I2c.2.0.0-preview.11\lib\netnano1.0\System.Device.I2c.dll</HintPath>
     </Reference>
     <Reference Include="System.Device.Model">
       <HintPath>..\..\packages\nanoFramework.System.Device.Model.2.0.0-preview.54\lib\System.Device.Model.dll</HintPath>
@@ -96,11 +96,11 @@
     <Reference Include="System.Device.Pwm">
       <HintPath>..\..\packages\nanoFramework.System.Device.Pwm.2.0.0-preview.11\lib\netnano1.0\System.Device.Pwm.dll</HintPath>
     </Reference>
-    <Reference Include="System.Device.Spi">
-      <HintPath>..\..\packages\nanoFramework.System.Device.Spi.2.0.0-preview.14\lib\netnano1.0\System.Device.Spi.dll</HintPath>
+    <Reference Include="System.Device.Spi, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\..\packages\nanoFramework.System.Device.Spi.2.0.0-preview.16\lib\netnano1.0\System.Device.Spi.dll</HintPath>
     </Reference>
-    <Reference Include="System.IO.FileSystem">
-      <HintPath>..\..\packages\nanoFramework.System.IO.FileSystem.2.0.0-preview.15\lib\netnano1.0\System.IO.FileSystem.dll</HintPath>
+    <Reference Include="System.IO.FileSystem, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\..\packages\nanoFramework.System.IO.FileSystem.2.0.0-preview.16\lib\netnano1.0\System.IO.FileSystem.dll</HintPath>
     </Reference>
     <Reference Include="System.IO.Streams">
       <HintPath>..\..\packages\nanoFramework.System.IO.Streams.2.0.0-preview.18\lib\netnano1.0\System.IO.Streams.dll</HintPath>
diff --git a/Tests/FireTestApp/packages.config b/Tests/FireTestApp/packages.config
index d0b97a94..1dce2059 100644
--- a/Tests/FireTestApp/packages.config
+++ b/Tests/FireTestApp/packages.config
@@ -4,12 +4,12 @@
   <package id="nanoFramework.Graphics" version="2.0.0-preview.23" targetFramework="netnano1.0" />
   <package id="nanoFramework.Graphics.Core" version="2.0.0-preview.23" targetFramework="netnano1.0" />
   <package id="nanoFramework.Hardware.Esp32.Rmt" version="3.0.0-preview.17" targetFramework="netnano1.0" />
-  <package id="nanoFramework.Iot.Device.Bmm150" version="2.0.0-preview.45" targetFramework="netnano1.0" />
-  <package id="nanoFramework.Iot.Device.Button" version="2.0.0-preview.49" targetFramework="netnano1.0" />
-  <package id="nanoFramework.Iot.Device.Buzzer" version="2.0.0-preview.45" targetFramework="netnano1.0" />
-  <package id="nanoFramework.Iot.Device.Ip5306" version="2.0.0-preview.45" targetFramework="netnano1.0" />
-  <package id="nanoFramework.Iot.Device.Mpu6886" version="2.0.0-preview.45" targetFramework="netnano1.0" />
-  <package id="nanoFramework.Iot.Device.Ws28xx.Esp32" version="2.0.0-preview.49" targetFramework="netnano1.0" />
+  <package id="nanoFramework.Iot.Device.Bmm150" version="2.0.0-preview.62" targetFramework="netnano1.0" />
+  <package id="nanoFramework.Iot.Device.Button" version="2.0.0-preview.62" targetFramework="netnano1.0" />
+  <package id="nanoFramework.Iot.Device.Buzzer" version="2.0.0-preview.62" targetFramework="netnano1.0" />
+  <package id="nanoFramework.Iot.Device.Ip5306" version="2.0.0-preview.62" targetFramework="netnano1.0" />
+  <package id="nanoFramework.Iot.Device.Mpu6886" version="2.0.0-preview.62" targetFramework="netnano1.0" />
+  <package id="nanoFramework.Iot.Device.Ws28xx.Esp32" version="2.0.0-preview.62" targetFramework="netnano1.0" />
   <package id="nanoFramework.ResourceManager" version="2.0.0-preview.9" targetFramework="netnano1.0" />
   <package id="nanoFramework.Runtime.Events" version="2.0.0-preview.12" targetFramework="netnano1.0" />
   <package id="nanoFramework.Runtime.Native" version="2.0.0-preview.24" targetFramework="netnano1.0" />
@@ -18,11 +18,11 @@
   <package id="nanoFramework.System.Device.Adc" version="2.0.0-preview.9" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.Device.Dac" version="2.0.0-preview.1" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.Device.Gpio" version="2.0.0-preview.16" targetFramework="netnano1.0" />
-  <package id="nanoFramework.System.Device.I2c" version="2.0.0-preview.10" targetFramework="netnano1.0" />
+  <package id="nanoFramework.System.Device.I2c" version="2.0.0-preview.11" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.Device.Model" version="2.0.0-preview.54" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.Device.Pwm" version="2.0.0-preview.11" targetFramework="netnano1.0" />
-  <package id="nanoFramework.System.Device.Spi" version="2.0.0-preview.14" targetFramework="netnano1.0" />
-  <package id="nanoFramework.System.IO.FileSystem" version="2.0.0-preview.15" targetFramework="netnano1.0" />
+  <package id="nanoFramework.System.Device.Spi" version="2.0.0-preview.16" targetFramework="netnano1.0" />
+  <package id="nanoFramework.System.IO.FileSystem" version="2.0.0-preview.16" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.IO.Streams" version="2.0.0-preview.18" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.Math" version="2.0.0-preview.6" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.Numerics" version="2.0.0-preview.54" targetFramework="netnano1.0" />
diff --git a/Tests/FireTestApp/packages.lock.json b/Tests/FireTestApp/packages.lock.json
index 540d9a13..2ddaadce 100644
--- a/Tests/FireTestApp/packages.lock.json
+++ b/Tests/FireTestApp/packages.lock.json
@@ -28,39 +28,39 @@
       },
       "nanoFramework.Iot.Device.Bmm150": {
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-        "requested": "[2.0.0-preview.45, 2.0.0-preview.45]",
-        "resolved": "2.0.0-preview.45",
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+        "requested": "[2.0.0-preview.62, 2.0.0-preview.62]",
+        "resolved": "2.0.0-preview.62",
+        "contentHash": "7VPyp+4U4pXgWd28BylGmkk9RgbeaCUcYLOaTA/REKY6QVKB6CvMobyo7PJwfV0ptfUN5G/NtexWFV3uBFg8lQ=="
       },
       "nanoFramework.Iot.Device.Button": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.49, 2.0.0-preview.49]",
-        "resolved": "2.0.0-preview.49",
-        "contentHash": "L2Ct9hzsk+xkqYMuGKmQDwg/BCaK3EQYQK8OegQvNpEuwJI3u2mGstnwJfWE2Fj3tPcxlVkNMLFjq1I+vcCQKA=="
+        "requested": "[2.0.0-preview.62, 2.0.0-preview.62]",
+        "resolved": "2.0.0-preview.62",
+        "contentHash": "DxYU+C3J3JifHSEYG0eVVLv4fgAmbBSmcR1X6y+GH/gLaS6Ukoei4DICJIsMLnOFycISWr0uNbk9rMKrYG1y5A=="
       },
       "nanoFramework.Iot.Device.Buzzer": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.45, 2.0.0-preview.45]",
-        "resolved": "2.0.0-preview.45",
-        "contentHash": "As7m3lmIgJB9wf2zv7ggSKHYVSGIfmn1iL+sjbbfytaFULEIQ7Xz3oaD3+kdEnBM1C/m3fezGJAlBbQ5Amkz1w=="
+        "requested": "[2.0.0-preview.62, 2.0.0-preview.62]",
+        "resolved": "2.0.0-preview.62",
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       },
       "nanoFramework.Iot.Device.Ip5306": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.45, 2.0.0-preview.45]",
-        "resolved": "2.0.0-preview.45",
-        "contentHash": "9h45EXqgzDcR9YUiX+G/k56gxf9bfioyivxKoeKGy7VzCtYboGMpZQktUXgBeDHLbTWbYbdIg867d1F0whHJow=="
+        "requested": "[2.0.0-preview.62, 2.0.0-preview.62]",
+        "resolved": "2.0.0-preview.62",
+        "contentHash": "Ce3CABj9DozkK0dfijP8cfe0R2cPQL08+VaYt0Q90FXCg/yGlwi6huZ0yu5Dp8Gb41PYTL9jRMe+ZfggeMwI7g=="
       },
       "nanoFramework.Iot.Device.Mpu6886": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.45, 2.0.0-preview.45]",
-        "resolved": "2.0.0-preview.45",
-        "contentHash": "wHdIGLi4/o3ZU6iT3HhEUKM8U5LhM0EwXJQ5Owl4pDFG7g/wwIySFMmmus1j4vkKvxvKBGOhqsY3Kym1L2iOKw=="
+        "requested": "[2.0.0-preview.62, 2.0.0-preview.62]",
+        "resolved": "2.0.0-preview.62",
+        "contentHash": "1cMZLzgwyTSX8vkJ/+qKsehie4fToJw5KgtzUKRwhR2L87FfEnYqT/dzfH+tbZjSKjhqQBSOeSMFhRPJRZGLMg=="
       },
       "nanoFramework.Iot.Device.Ws28xx.Esp32": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.49, 2.0.0-preview.49]",
-        "resolved": "2.0.0-preview.49",
-        "contentHash": "T5gCftUGb4xW9rtf6GLX2Osj3wS8XkPy5bGwgGKFWxE3sGiakwODJD+9puVKPFUSguVDRFsjHpw4xeD+WA4j0Q=="
+        "requested": "[2.0.0-preview.62, 2.0.0-preview.62]",
+        "resolved": "2.0.0-preview.62",
+        "contentHash": "EW4AFLTxY+qj2jszWGmT/cEXHMfUwzK5IOxTKEdcl9bDEAMZa+ajVA4JBoxRSg9j0Om1w55ifB1++4MmR8wvOw=="
       },
       "nanoFramework.ResourceManager": {
         "type": "Direct",
@@ -112,9 +112,9 @@
       },
       "nanoFramework.System.Device.I2c": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.10, 2.0.0-preview.10]",
-        "resolved": "2.0.0-preview.10",
-        "contentHash": "q2EBF7dvA8agT8OtMR9zCiY4SARKlyCBCWVVwHxMcoBBIKVRhRHsBD8FSAYtWbpqZbK+Ls0G88Q6jfsVxxzmBg=="
+        "requested": "[2.0.0-preview.11, 2.0.0-preview.11]",
+        "resolved": "2.0.0-preview.11",
+        "contentHash": "bRJzm6P3oDwK78hO8cNncRTfw56c5piXfLWiT+fJBjfegVsfbuvOfXqy3/2odvY2mRZpbDNGjnHTXTsNJk5j+g=="
       },
       "nanoFramework.System.Device.Model": {
         "type": "Direct",
@@ -130,15 +130,15 @@
       },
       "nanoFramework.System.Device.Spi": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.14, 2.0.0-preview.14]",
-        "resolved": "2.0.0-preview.14",
-        "contentHash": "1vV5bX2zRO/5Bgok2ovnr0DFBFu4kwBa82TdvkCQCHoImhHjhYmAPTkaYGur+P/omgbjdIPhYgvAi5WZhGMpNw=="
+        "requested": "[2.0.0-preview.16, 2.0.0-preview.16]",
+        "resolved": "2.0.0-preview.16",
+        "contentHash": "vzWlR8FBYYTr536ocJb3mXfhvBKc4dPJVM4zYgjD1y/hNPTp7RZjjvx6b2D/7X8I2cItO2N7PiDtcw33BJOeTA=="
       },
       "nanoFramework.System.IO.FileSystem": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.15, 2.0.0-preview.15]",
-        "resolved": "2.0.0-preview.15",
-        "contentHash": "rOGvrXErqk175ylzCZuMpW+eelylZc04A9qlPOEs1FAMADf5IWHgGsgzvab5s8KOhcsyeZ5l+DmcSLaI7oKlNQ=="
+        "requested": "[2.0.0-preview.16, 2.0.0-preview.16]",
+        "resolved": "2.0.0-preview.16",
+        "contentHash": "79x5jl1p5QL+UYgGvf/BfkYOCQ9uiezTLfUCuHDIRlGZ4XOwf3vHKezPvAxPlOgd9euFhsueNpVZP5tvITMtVw=="
       },
       "nanoFramework.System.IO.Streams": {
         "type": "Direct",
diff --git a/Tests/M5Core2TestApp/M5Core2TestApp.nfproj b/Tests/M5Core2TestApp/M5Core2TestApp.nfproj
index 0fc6192d..ce6d87d8 100644
--- a/Tests/M5Core2TestApp/M5Core2TestApp.nfproj
+++ b/Tests/M5Core2TestApp/M5Core2TestApp.nfproj
@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="utf-8"?>
+<?xml version="1.0" encoding="utf-8"?>
 <Project ToolsVersion="Current" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
   <PropertyGroup Label="Globals">
     <NanoFrameworkProjectSystemPath>$(MSBuildExtensionsPath)\nanoFramework\v1.0\</NanoFrameworkProjectSystemPath>
@@ -25,23 +25,23 @@
     <Compile Include="Properties\AssemblyInfo.cs" />
   </ItemGroup>
   <ItemGroup>
-    <Reference Include="Iot.Device.Axp192">
-      <HintPath>..\..\packages\nanoFramework.Iot.Device.Axp192.2.0.0-preview.49\lib\Iot.Device.Axp192.dll</HintPath>
+    <Reference Include="Iot.Device.Axp192, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\..\packages\nanoFramework.Iot.Device.Axp192.2.0.0-preview.62\lib\Iot.Device.Axp192.dll</HintPath>
     </Reference>
-    <Reference Include="Iot.Device.Bmm150">
-      <HintPath>..\..\packages\nanoFramework.Iot.Device.Bmm150.2.0.0-preview.45\lib\Iot.Device.Bmm150.dll</HintPath>
+    <Reference Include="Iot.Device.Bmm150, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\..\packages\nanoFramework.Iot.Device.Bmm150.2.0.0-preview.62\lib\Iot.Device.Bmm150.dll</HintPath>
     </Reference>
-    <Reference Include="Iot.Device.Button">
-      <HintPath>..\..\packages\nanoFramework.Iot.Device.Button.2.0.0-preview.49\lib\Iot.Device.Button.dll</HintPath>
+    <Reference Include="Iot.Device.Button, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\..\packages\nanoFramework.Iot.Device.Button.2.0.0-preview.62\lib\Iot.Device.Button.dll</HintPath>
     </Reference>
     <Reference Include="Iot.Device.Common.NumberHelper">
       <HintPath>..\..\packages\nanoFramework.Iot.Device.Common.NumberHelper.2.0.0-preview.54\lib\Iot.Device.Common.NumberHelper.dll</HintPath>
     </Reference>
-    <Reference Include="Iot.Device.Mpu6886">
-      <HintPath>..\..\packages\nanoFramework.Iot.Device.Mpu6886.2.0.0-preview.45\lib\Iot.Device.Mpu6886.dll</HintPath>
+    <Reference Include="Iot.Device.Mpu6886, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\..\packages\nanoFramework.Iot.Device.Mpu6886.2.0.0-preview.62\lib\Iot.Device.Mpu6886.dll</HintPath>
     </Reference>
-    <Reference Include="Iot.Device.Rtc">
-      <HintPath>..\..\packages\nanoFramework.Iot.Device.Rtc.2.0.0-preview.45\lib\Iot.Device.Rtc.dll</HintPath>
+    <Reference Include="Iot.Device.Rtc, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\..\packages\nanoFramework.Iot.Device.Rtc.2.0.0-preview.62\lib\Iot.Device.Rtc.dll</HintPath>
     </Reference>
     <Reference Include="mscorlib">
       <HintPath>..\..\packages\nanoFramework.CoreLibrary.2.0.0-preview.49\lib\netnano1.0\mscorlib.dll</HintPath>
@@ -82,8 +82,8 @@
     <Reference Include="System.Device.Gpio">
       <HintPath>..\..\packages\nanoFramework.System.Device.Gpio.2.0.0-preview.16\lib\netnano1.0\System.Device.Gpio.dll</HintPath>
     </Reference>
-    <Reference Include="System.Device.I2c">
-      <HintPath>..\..\packages\nanoFramework.System.Device.I2c.2.0.0-preview.10\lib\netnano1.0\System.Device.I2c.dll</HintPath>
+    <Reference Include="System.Device.I2c, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\..\packages\nanoFramework.System.Device.I2c.2.0.0-preview.11\lib\netnano1.0\System.Device.I2c.dll</HintPath>
     </Reference>
     <Reference Include="System.Device.Model">
       <HintPath>..\..\packages\nanoFramework.System.Device.Model.2.0.0-preview.54\lib\System.Device.Model.dll</HintPath>
@@ -91,17 +91,17 @@
     <Reference Include="System.Device.Pwm">
       <HintPath>..\..\packages\nanoFramework.System.Device.Pwm.2.0.0-preview.11\lib\netnano1.0\System.Device.Pwm.dll</HintPath>
     </Reference>
-    <Reference Include="System.Device.Spi">
-      <HintPath>..\..\packages\nanoFramework.System.Device.Spi.2.0.0-preview.14\lib\netnano1.0\System.Device.Spi.dll</HintPath>
+    <Reference Include="System.Device.Spi, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\..\packages\nanoFramework.System.Device.Spi.2.0.0-preview.16\lib\netnano1.0\System.Device.Spi.dll</HintPath>
     </Reference>
     <Reference Include="System.Device.Wifi">
       <HintPath>..\..\packages\nanoFramework.System.Device.Wifi.2.0.0-preview.18\lib\netnano1.0\System.Device.Wifi.dll</HintPath>
     </Reference>
-    <Reference Include="System.Diagnostics.Stopwatch">
-      <HintPath>..\..\packages\nanoFramework.System.Diagnostics.Stopwatch.2.0.0-preview.54\lib\System.Diagnostics.Stopwatch.dll</HintPath>
+    <Reference Include="System.Diagnostics.Stopwatch, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\..\packages\nanoFramework.System.Diagnostics.Stopwatch.2.0.0-preview.59\lib\System.Diagnostics.Stopwatch.dll</HintPath>
     </Reference>
-    <Reference Include="System.IO.FileSystem">
-      <HintPath>..\..\packages\nanoFramework.System.IO.FileSystem.2.0.0-preview.15\lib\netnano1.0\System.IO.FileSystem.dll</HintPath>
+    <Reference Include="System.IO.FileSystem, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\..\packages\nanoFramework.System.IO.FileSystem.2.0.0-preview.16\lib\netnano1.0\System.IO.FileSystem.dll</HintPath>
     </Reference>
     <Reference Include="System.IO.Ports">
       <HintPath>..\..\packages\nanoFramework.System.IO.Ports.2.0.0-preview.23\lib\netnano1.0\System.IO.Ports.dll</HintPath>
@@ -134,8 +134,8 @@
     <Reference Include="System.Numerics">
       <HintPath>..\..\packages\nanoFramework.System.Numerics.2.0.0-preview.54\lib\System.Numerics.dll</HintPath>
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-    <Reference Include="System.Threading">
-      <HintPath>..\..\packages\nanoFramework.System.Threading.2.0.0-preview.9\lib\netnano1.0\System.Threading.dll</HintPath>
+    <Reference Include="System.Threading, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\..\packages\nanoFramework.System.Threading.2.0.0-preview.11\lib\netnano1.0\System.Threading.dll</HintPath>
     </Reference>
   </ItemGroup>
   <ItemGroup>
diff --git a/Tests/M5Core2TestApp/packages.config b/Tests/M5Core2TestApp/packages.config
index f662fccf..c1474568 100644
--- a/Tests/M5Core2TestApp/packages.config
+++ b/Tests/M5Core2TestApp/packages.config
@@ -3,12 +3,12 @@
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   <package id="nanoFramework.Hardware.Esp32" version="2.0.0-preview.11" targetFramework="netnano1.0" />
-  <package id="nanoFramework.Iot.Device.Axp192" version="2.0.0-preview.49" targetFramework="netnano1.0" />
-  <package id="nanoFramework.Iot.Device.Bmm150" version="2.0.0-preview.45" targetFramework="netnano1.0" />
-  <package id="nanoFramework.Iot.Device.Button" version="2.0.0-preview.49" targetFramework="netnano1.0" />
+  <package id="nanoFramework.Iot.Device.Axp192" version="2.0.0-preview.62" targetFramework="netnano1.0" />
+  <package id="nanoFramework.Iot.Device.Bmm150" version="2.0.0-preview.62" targetFramework="netnano1.0" />
+  <package id="nanoFramework.Iot.Device.Button" version="2.0.0-preview.62" targetFramework="netnano1.0" />
   <package id="nanoFramework.Iot.Device.Common.NumberHelper" version="2.0.0-preview.54" targetFramework="netnano1.0" />
-  <package id="nanoFramework.Iot.Device.Mpu6886" version="2.0.0-preview.45" targetFramework="netnano1.0" />
-  <package id="nanoFramework.Iot.Device.Rtc" version="2.0.0-preview.45" targetFramework="netnano1.0" />
+  <package id="nanoFramework.Iot.Device.Mpu6886" version="2.0.0-preview.62" targetFramework="netnano1.0" />
+  <package id="nanoFramework.Iot.Device.Rtc" version="2.0.0-preview.62" targetFramework="netnano1.0" />
   <package id="nanoFramework.ResourceManager" version="2.0.0-preview.9" targetFramework="netnano1.0" />
   <package id="nanoFramework.Runtime.Events" version="2.0.0-preview.12" targetFramework="netnano1.0" />
   <package id="nanoFramework.Runtime.Native" version="2.0.0-preview.24" targetFramework="netnano1.0" />
@@ -17,20 +17,20 @@
   <package id="nanoFramework.System.Device.Adc" version="2.0.0-preview.9" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.Device.Dac" version="2.0.0-preview.1" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.Device.Gpio" version="2.0.0-preview.16" targetFramework="netnano1.0" />
-  <package id="nanoFramework.System.Device.I2c" version="2.0.0-preview.10" targetFramework="netnano1.0" />
+  <package id="nanoFramework.System.Device.I2c" version="2.0.0-preview.11" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.Device.Model" version="2.0.0-preview.54" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.Device.Pwm" version="2.0.0-preview.11" targetFramework="netnano1.0" />
-  <package id="nanoFramework.System.Device.Spi" version="2.0.0-preview.14" targetFramework="netnano1.0" />
+  <package id="nanoFramework.System.Device.Spi" version="2.0.0-preview.16" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.Device.Wifi" version="2.0.0-preview.18" targetFramework="netnano1.0" />
-  <package id="nanoFramework.System.Diagnostics.Stopwatch" version="2.0.0-preview.54" targetFramework="netnano1.0" />
-  <package id="nanoFramework.System.IO.FileSystem" version="2.0.0-preview.15" targetFramework="netnano1.0" />
+  <package id="nanoFramework.System.Diagnostics.Stopwatch" version="2.0.0-preview.59" targetFramework="netnano1.0" />
+  <package id="nanoFramework.System.IO.FileSystem" version="2.0.0-preview.16" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.IO.Ports" version="2.0.0-preview.23" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.IO.Streams" version="2.0.0-preview.18" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.Math" version="2.0.0-preview.6" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.Net" version="2.0.0-preview.14" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.Numerics" version="2.0.0-preview.54" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.Text" version="2.0.0-preview.18" targetFramework="netnano1.0" />
-  <package id="nanoFramework.System.Threading" version="2.0.0-preview.9" targetFramework="netnano1.0" />
+  <package id="nanoFramework.System.Threading" version="2.0.0-preview.11" targetFramework="netnano1.0" />
   <package id="nanoFramework.UnitsNet.ElectricCurrent" version="5.77.0-preview.5" targetFramework="netnano1.0" />
   <package id="nanoFramework.UnitsNet.ElectricPotential" version="5.77.0-preview.5" targetFramework="netnano1.0" />
   <package id="nanoFramework.UnitsNet.Power" version="5.77.0-preview.5" targetFramework="netnano1.0" />
diff --git a/Tests/M5Core2TestApp/packages.lock.json b/Tests/M5Core2TestApp/packages.lock.json
index 795995d1..c186d932 100644
--- a/Tests/M5Core2TestApp/packages.lock.json
+++ b/Tests/M5Core2TestApp/packages.lock.json
@@ -22,21 +22,21 @@
       },
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+        "requested": "[2.0.0-preview.62, 2.0.0-preview.62]",
+        "resolved": "2.0.0-preview.62",
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       },
       "nanoFramework.Iot.Device.Bmm150": {
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-        "resolved": "2.0.0-preview.45",
-        "contentHash": "qQtWsxi0pyGQjCNr64HKmsPRuZps0DdgLo8gcPJoggONk1kMlu0NUYVd2wT3xKv0yMlPH3WJxwwE1sBDFHk1gw=="
+        "requested": "[2.0.0-preview.62, 2.0.0-preview.62]",
+        "resolved": "2.0.0-preview.62",
+        "contentHash": "7VPyp+4U4pXgWd28BylGmkk9RgbeaCUcYLOaTA/REKY6QVKB6CvMobyo7PJwfV0ptfUN5G/NtexWFV3uBFg8lQ=="
       },
       "nanoFramework.Iot.Device.Button": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.49, 2.0.0-preview.49]",
-        "resolved": "2.0.0-preview.49",
-        "contentHash": "L2Ct9hzsk+xkqYMuGKmQDwg/BCaK3EQYQK8OegQvNpEuwJI3u2mGstnwJfWE2Fj3tPcxlVkNMLFjq1I+vcCQKA=="
+        "requested": "[2.0.0-preview.62, 2.0.0-preview.62]",
+        "resolved": "2.0.0-preview.62",
+        "contentHash": "DxYU+C3J3JifHSEYG0eVVLv4fgAmbBSmcR1X6y+GH/gLaS6Ukoei4DICJIsMLnOFycISWr0uNbk9rMKrYG1y5A=="
       },
       "nanoFramework.Iot.Device.Common.NumberHelper": {
         "type": "Direct",
@@ -46,15 +46,15 @@
       },
       "nanoFramework.Iot.Device.Mpu6886": {
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-        "resolved": "2.0.0-preview.45",
-        "contentHash": "wHdIGLi4/o3ZU6iT3HhEUKM8U5LhM0EwXJQ5Owl4pDFG7g/wwIySFMmmus1j4vkKvxvKBGOhqsY3Kym1L2iOKw=="
+        "requested": "[2.0.0-preview.62, 2.0.0-preview.62]",
+        "resolved": "2.0.0-preview.62",
+        "contentHash": "1cMZLzgwyTSX8vkJ/+qKsehie4fToJw5KgtzUKRwhR2L87FfEnYqT/dzfH+tbZjSKjhqQBSOeSMFhRPJRZGLMg=="
       },
       "nanoFramework.Iot.Device.Rtc": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.45, 2.0.0-preview.45]",
-        "resolved": "2.0.0-preview.45",
-        "contentHash": "H93R/5Ta4cI8QGjAaGrTAXJbJnvCWFU4lkEkYSv6VBLApSE66I1MwpNUy/YRj1FGtAdo0SqGNcGhNiguR0HmSA=="
+        "requested": "[2.0.0-preview.62, 2.0.0-preview.62]",
+        "resolved": "2.0.0-preview.62",
+        "contentHash": "msQ+xyRP3BkTYkKyW+vxuH8/ZYtS7OZTY17W8n9gMeZK1sYn0kcCwNUZmzM/oU4IlM3DdXNVNCCAHIkUiazWsQ=="
       },
       "nanoFramework.ResourceManager": {
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@@ -106,9 +106,9 @@
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       "nanoFramework.System.Device.I2c": {
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-        "resolved": "2.0.0-preview.10",
-        "contentHash": "q2EBF7dvA8agT8OtMR9zCiY4SARKlyCBCWVVwHxMcoBBIKVRhRHsBD8FSAYtWbpqZbK+Ls0G88Q6jfsVxxzmBg=="
+        "requested": "[2.0.0-preview.11, 2.0.0-preview.11]",
+        "resolved": "2.0.0-preview.11",
+        "contentHash": "bRJzm6P3oDwK78hO8cNncRTfw56c5piXfLWiT+fJBjfegVsfbuvOfXqy3/2odvY2mRZpbDNGjnHTXTsNJk5j+g=="
       },
       "nanoFramework.System.Device.Model": {
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@@ -124,9 +124,9 @@
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       "nanoFramework.System.Device.Spi": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.14, 2.0.0-preview.14]",
-        "resolved": "2.0.0-preview.14",
-        "contentHash": "1vV5bX2zRO/5Bgok2ovnr0DFBFu4kwBa82TdvkCQCHoImhHjhYmAPTkaYGur+P/omgbjdIPhYgvAi5WZhGMpNw=="
+        "requested": "[2.0.0-preview.16, 2.0.0-preview.16]",
+        "resolved": "2.0.0-preview.16",
+        "contentHash": "vzWlR8FBYYTr536ocJb3mXfhvBKc4dPJVM4zYgjD1y/hNPTp7RZjjvx6b2D/7X8I2cItO2N7PiDtcw33BJOeTA=="
       },
       "nanoFramework.System.Device.Wifi": {
         "type": "Direct",
@@ -136,15 +136,15 @@
       },
       "nanoFramework.System.Diagnostics.Stopwatch": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.54, 2.0.0-preview.54]",
-        "resolved": "2.0.0-preview.54",
-        "contentHash": "E4DLo0bVWHJKFkvI8rdCAzz59ADvXiG4bNZi5/PmVMC4JL5PVklWRrQejBm866TOFGguSFEyLP+YlbiFL+0fng=="
+        "requested": "[2.0.0-preview.59, 2.0.0-preview.59]",
+        "resolved": "2.0.0-preview.59",
+        "contentHash": "RpDGPX47vWk9BUuvxdOL34T7O5OHb4q8CGZUwuMmxy3UovcTyJOd6kUyr7oMuwyVsZE0L47Z+ELz/y1wGMw0lw=="
       },
       "nanoFramework.System.IO.FileSystem": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.15, 2.0.0-preview.15]",
-        "resolved": "2.0.0-preview.15",
-        "contentHash": "rOGvrXErqk175ylzCZuMpW+eelylZc04A9qlPOEs1FAMADf5IWHgGsgzvab5s8KOhcsyeZ5l+DmcSLaI7oKlNQ=="
+        "requested": "[2.0.0-preview.16, 2.0.0-preview.16]",
+        "resolved": "2.0.0-preview.16",
+        "contentHash": "79x5jl1p5QL+UYgGvf/BfkYOCQ9uiezTLfUCuHDIRlGZ4XOwf3vHKezPvAxPlOgd9euFhsueNpVZP5tvITMtVw=="
       },
       "nanoFramework.System.IO.Ports": {
         "type": "Direct",
@@ -184,9 +184,9 @@
       },
       "nanoFramework.System.Threading": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.9, 2.0.0-preview.9]",
-        "resolved": "2.0.0-preview.9",
-        "contentHash": "5bn3gYlNFhufVyypUUoBbmVZm3l502UikPvS4JbHJZXeEzWpUVBLUlcMOP9s9zFtinZ8F8KJixYFJaDKvvn5UQ=="
+        "requested": "[2.0.0-preview.11, 2.0.0-preview.11]",
+        "resolved": "2.0.0-preview.11",
+        "contentHash": "2o1p17pjNoV2DNZEaO2EKu8L9tR2CSwE558iVxyCUa8EZ4T4C98E9YyZmryXTlTB/wzEfLzB0I5GAVsQGHWKeg=="
       },
       "nanoFramework.UnitsNet.ElectricCurrent": {
         "type": "Direct",
diff --git a/Tests/M5CoreTestApp/M5CoreTestApp.nfproj b/Tests/M5CoreTestApp/M5CoreTestApp.nfproj
index 8ec1a46e..130e44ab 100644
--- a/Tests/M5CoreTestApp/M5CoreTestApp.nfproj
+++ b/Tests/M5CoreTestApp/M5CoreTestApp.nfproj
@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="utf-8"?>
+<?xml version="1.0" encoding="utf-8"?>
 <Project ToolsVersion="Current" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
   <PropertyGroup Label="Globals">
     <NanoFrameworkProjectSystemPath>$(MSBuildExtensionsPath)\nanoFramework\v1.0\</NanoFrameworkProjectSystemPath>
@@ -22,17 +22,17 @@
     <Compile Include="Properties\AssemblyInfo.cs" />
   </ItemGroup>
   <ItemGroup>
-    <Reference Include="Iot.Device.Bmm150">
-      <HintPath>..\..\packages\nanoFramework.Iot.Device.Bmm150.2.0.0-preview.45\lib\Iot.Device.Bmm150.dll</HintPath>
+    <Reference Include="Iot.Device.Bmm150, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\..\packages\nanoFramework.Iot.Device.Bmm150.2.0.0-preview.62\lib\Iot.Device.Bmm150.dll</HintPath>
     </Reference>
-    <Reference Include="Iot.Device.Button">
-      <HintPath>..\..\packages\nanoFramework.Iot.Device.Button.2.0.0-preview.49\lib\Iot.Device.Button.dll</HintPath>
+    <Reference Include="Iot.Device.Button, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\..\packages\nanoFramework.Iot.Device.Button.2.0.0-preview.62\lib\Iot.Device.Button.dll</HintPath>
     </Reference>
-    <Reference Include="Iot.Device.Ip5306">
-      <HintPath>..\..\packages\nanoFramework.Iot.Device.Ip5306.2.0.0-preview.45\lib\Iot.Device.Ip5306.dll</HintPath>
+    <Reference Include="Iot.Device.Ip5306, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\..\packages\nanoFramework.Iot.Device.Ip5306.2.0.0-preview.62\lib\Iot.Device.Ip5306.dll</HintPath>
     </Reference>
-    <Reference Include="Iot.Device.Mpu6886">
-      <HintPath>..\..\packages\nanoFramework.Iot.Device.Mpu6886.2.0.0-preview.45\lib\Iot.Device.Mpu6886.dll</HintPath>
+    <Reference Include="Iot.Device.Mpu6886, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\..\packages\nanoFramework.Iot.Device.Mpu6886.2.0.0-preview.62\lib\Iot.Device.Mpu6886.dll</HintPath>
     </Reference>
     <Reference Include="mscorlib">
       <HintPath>..\..\packages\nanoFramework.CoreLibrary.2.0.0-preview.49\lib\netnano1.0\mscorlib.dll</HintPath>
@@ -70,8 +70,8 @@
     <Reference Include="System.Device.Gpio">
       <HintPath>..\..\packages\nanoFramework.System.Device.Gpio.2.0.0-preview.16\lib\netnano1.0\System.Device.Gpio.dll</HintPath>
     </Reference>
-    <Reference Include="System.Device.I2c">
-      <HintPath>..\..\packages\nanoFramework.System.Device.I2c.2.0.0-preview.10\lib\netnano1.0\System.Device.I2c.dll</HintPath>
+    <Reference Include="System.Device.I2c, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\..\packages\nanoFramework.System.Device.I2c.2.0.0-preview.11\lib\netnano1.0\System.Device.I2c.dll</HintPath>
     </Reference>
     <Reference Include="System.Device.Model">
       <HintPath>..\..\packages\nanoFramework.System.Device.Model.2.0.0-preview.54\lib\System.Device.Model.dll</HintPath>
@@ -79,14 +79,14 @@
     <Reference Include="System.Device.Pwm">
       <HintPath>..\..\packages\nanoFramework.System.Device.Pwm.2.0.0-preview.11\lib\netnano1.0\System.Device.Pwm.dll</HintPath>
     </Reference>
-    <Reference Include="System.Device.Spi">
-      <HintPath>..\..\packages\nanoFramework.System.Device.Spi.2.0.0-preview.14\lib\netnano1.0\System.Device.Spi.dll</HintPath>
+    <Reference Include="System.Device.Spi, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\..\packages\nanoFramework.System.Device.Spi.2.0.0-preview.16\lib\netnano1.0\System.Device.Spi.dll</HintPath>
     </Reference>
-    <Reference Include="System.Diagnostics.Stopwatch">
-      <HintPath>..\..\packages\nanoFramework.System.Diagnostics.Stopwatch.2.0.0-preview.54\lib\System.Diagnostics.Stopwatch.dll</HintPath>
+    <Reference Include="System.Diagnostics.Stopwatch, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\..\packages\nanoFramework.System.Diagnostics.Stopwatch.2.0.0-preview.59\lib\System.Diagnostics.Stopwatch.dll</HintPath>
     </Reference>
-    <Reference Include="System.IO.FileSystem">
-      <HintPath>..\..\packages\nanoFramework.System.IO.FileSystem.2.0.0-preview.15\lib\netnano1.0\System.IO.FileSystem.dll</HintPath>
+    <Reference Include="System.IO.FileSystem, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\..\packages\nanoFramework.System.IO.FileSystem.2.0.0-preview.16\lib\netnano1.0\System.IO.FileSystem.dll</HintPath>
     </Reference>
     <Reference Include="System.IO.Ports">
       <HintPath>..\..\packages\nanoFramework.System.IO.Ports.2.0.0-preview.23\lib\netnano1.0\System.IO.Ports.dll</HintPath>
diff --git a/Tests/M5CoreTestApp/packages.config b/Tests/M5CoreTestApp/packages.config
index ce63f89a..b3aedb26 100644
--- a/Tests/M5CoreTestApp/packages.config
+++ b/Tests/M5CoreTestApp/packages.config
@@ -2,10 +2,10 @@
 <packages>
   <package id="nanoFramework.CoreLibrary" version="2.0.0-preview.49" targetFramework="netnano1.0" />
   <package id="nanoFramework.Graphics" version="2.0.0-preview.23" targetFramework="netnano1.0" />
-  <package id="nanoFramework.Iot.Device.Bmm150" version="2.0.0-preview.45" targetFramework="netnano1.0" />
-  <package id="nanoFramework.Iot.Device.Button" version="2.0.0-preview.49" targetFramework="netnano1.0" />
-  <package id="nanoFramework.Iot.Device.Ip5306" version="2.0.0-preview.45" targetFramework="netnano1.0" />
-  <package id="nanoFramework.Iot.Device.Mpu6886" version="2.0.0-preview.45" targetFramework="netnano1.0" />
+  <package id="nanoFramework.Iot.Device.Bmm150" version="2.0.0-preview.62" targetFramework="netnano1.0" />
+  <package id="nanoFramework.Iot.Device.Button" version="2.0.0-preview.62" targetFramework="netnano1.0" />
+  <package id="nanoFramework.Iot.Device.Ip5306" version="2.0.0-preview.62" targetFramework="netnano1.0" />
+  <package id="nanoFramework.Iot.Device.Mpu6886" version="2.0.0-preview.62" targetFramework="netnano1.0" />
   <package id="nanoFramework.ResourceManager" version="2.0.0-preview.9" targetFramework="netnano1.0" />
   <package id="nanoFramework.Runtime.Events" version="2.0.0-preview.12" targetFramework="netnano1.0" />
   <package id="nanoFramework.Runtime.Native" version="2.0.0-preview.24" targetFramework="netnano1.0" />
@@ -14,12 +14,12 @@
   <package id="nanoFramework.System.Device.Adc" version="2.0.0-preview.9" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.Device.Dac" version="2.0.0-preview.1" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.Device.Gpio" version="2.0.0-preview.16" targetFramework="netnano1.0" />
-  <package id="nanoFramework.System.Device.I2c" version="2.0.0-preview.10" targetFramework="netnano1.0" />
+  <package id="nanoFramework.System.Device.I2c" version="2.0.0-preview.11" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.Device.Model" version="2.0.0-preview.54" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.Device.Pwm" version="2.0.0-preview.11" targetFramework="netnano1.0" />
-  <package id="nanoFramework.System.Device.Spi" version="2.0.0-preview.14" targetFramework="netnano1.0" />
-  <package id="nanoFramework.System.Diagnostics.Stopwatch" version="2.0.0-preview.54" targetFramework="netnano1.0" />
-  <package id="nanoFramework.System.IO.FileSystem" version="2.0.0-preview.15" targetFramework="netnano1.0" />
+  <package id="nanoFramework.System.Device.Spi" version="2.0.0-preview.16" targetFramework="netnano1.0" />
+  <package id="nanoFramework.System.Diagnostics.Stopwatch" version="2.0.0-preview.59" targetFramework="netnano1.0" />
+  <package id="nanoFramework.System.IO.FileSystem" version="2.0.0-preview.16" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.IO.Ports" version="2.0.0-preview.23" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.IO.Streams" version="2.0.0-preview.18" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.Math" version="2.0.0-preview.6" targetFramework="netnano1.0" />
diff --git a/Tests/M5CoreTestApp/packages.lock.json b/Tests/M5CoreTestApp/packages.lock.json
index ed6995c1..0cf89a69 100644
--- a/Tests/M5CoreTestApp/packages.lock.json
+++ b/Tests/M5CoreTestApp/packages.lock.json
@@ -16,27 +16,27 @@
       },
       "nanoFramework.Iot.Device.Bmm150": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.45, 2.0.0-preview.45]",
-        "resolved": "2.0.0-preview.45",
-        "contentHash": "qQtWsxi0pyGQjCNr64HKmsPRuZps0DdgLo8gcPJoggONk1kMlu0NUYVd2wT3xKv0yMlPH3WJxwwE1sBDFHk1gw=="
+        "requested": "[2.0.0-preview.62, 2.0.0-preview.62]",
+        "resolved": "2.0.0-preview.62",
+        "contentHash": "7VPyp+4U4pXgWd28BylGmkk9RgbeaCUcYLOaTA/REKY6QVKB6CvMobyo7PJwfV0ptfUN5G/NtexWFV3uBFg8lQ=="
       },
       "nanoFramework.Iot.Device.Button": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.49, 2.0.0-preview.49]",
-        "resolved": "2.0.0-preview.49",
-        "contentHash": "L2Ct9hzsk+xkqYMuGKmQDwg/BCaK3EQYQK8OegQvNpEuwJI3u2mGstnwJfWE2Fj3tPcxlVkNMLFjq1I+vcCQKA=="
+        "requested": "[2.0.0-preview.62, 2.0.0-preview.62]",
+        "resolved": "2.0.0-preview.62",
+        "contentHash": "DxYU+C3J3JifHSEYG0eVVLv4fgAmbBSmcR1X6y+GH/gLaS6Ukoei4DICJIsMLnOFycISWr0uNbk9rMKrYG1y5A=="
       },
       "nanoFramework.Iot.Device.Ip5306": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.45, 2.0.0-preview.45]",
-        "resolved": "2.0.0-preview.45",
-        "contentHash": "9h45EXqgzDcR9YUiX+G/k56gxf9bfioyivxKoeKGy7VzCtYboGMpZQktUXgBeDHLbTWbYbdIg867d1F0whHJow=="
+        "requested": "[2.0.0-preview.62, 2.0.0-preview.62]",
+        "resolved": "2.0.0-preview.62",
+        "contentHash": "Ce3CABj9DozkK0dfijP8cfe0R2cPQL08+VaYt0Q90FXCg/yGlwi6huZ0yu5Dp8Gb41PYTL9jRMe+ZfggeMwI7g=="
       },
       "nanoFramework.Iot.Device.Mpu6886": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.45, 2.0.0-preview.45]",
-        "resolved": "2.0.0-preview.45",
-        "contentHash": "wHdIGLi4/o3ZU6iT3HhEUKM8U5LhM0EwXJQ5Owl4pDFG7g/wwIySFMmmus1j4vkKvxvKBGOhqsY3Kym1L2iOKw=="
+        "requested": "[2.0.0-preview.62, 2.0.0-preview.62]",
+        "resolved": "2.0.0-preview.62",
+        "contentHash": "1cMZLzgwyTSX8vkJ/+qKsehie4fToJw5KgtzUKRwhR2L87FfEnYqT/dzfH+tbZjSKjhqQBSOeSMFhRPJRZGLMg=="
       },
       "nanoFramework.ResourceManager": {
         "type": "Direct",
@@ -88,9 +88,9 @@
       },
       "nanoFramework.System.Device.I2c": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.10, 2.0.0-preview.10]",
-        "resolved": "2.0.0-preview.10",
-        "contentHash": "q2EBF7dvA8agT8OtMR9zCiY4SARKlyCBCWVVwHxMcoBBIKVRhRHsBD8FSAYtWbpqZbK+Ls0G88Q6jfsVxxzmBg=="
+        "requested": "[2.0.0-preview.11, 2.0.0-preview.11]",
+        "resolved": "2.0.0-preview.11",
+        "contentHash": "bRJzm6P3oDwK78hO8cNncRTfw56c5piXfLWiT+fJBjfegVsfbuvOfXqy3/2odvY2mRZpbDNGjnHTXTsNJk5j+g=="
       },
       "nanoFramework.System.Device.Model": {
         "type": "Direct",
@@ -106,21 +106,21 @@
       },
       "nanoFramework.System.Device.Spi": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.14, 2.0.0-preview.14]",
-        "resolved": "2.0.0-preview.14",
-        "contentHash": "1vV5bX2zRO/5Bgok2ovnr0DFBFu4kwBa82TdvkCQCHoImhHjhYmAPTkaYGur+P/omgbjdIPhYgvAi5WZhGMpNw=="
+        "requested": "[2.0.0-preview.16, 2.0.0-preview.16]",
+        "resolved": "2.0.0-preview.16",
+        "contentHash": "vzWlR8FBYYTr536ocJb3mXfhvBKc4dPJVM4zYgjD1y/hNPTp7RZjjvx6b2D/7X8I2cItO2N7PiDtcw33BJOeTA=="
       },
       "nanoFramework.System.Diagnostics.Stopwatch": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.54, 2.0.0-preview.54]",
-        "resolved": "2.0.0-preview.54",
-        "contentHash": "E4DLo0bVWHJKFkvI8rdCAzz59ADvXiG4bNZi5/PmVMC4JL5PVklWRrQejBm866TOFGguSFEyLP+YlbiFL+0fng=="
+        "requested": "[2.0.0-preview.59, 2.0.0-preview.59]",
+        "resolved": "2.0.0-preview.59",
+        "contentHash": "RpDGPX47vWk9BUuvxdOL34T7O5OHb4q8CGZUwuMmxy3UovcTyJOd6kUyr7oMuwyVsZE0L47Z+ELz/y1wGMw0lw=="
       },
       "nanoFramework.System.IO.FileSystem": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.15, 2.0.0-preview.15]",
-        "resolved": "2.0.0-preview.15",
-        "contentHash": "rOGvrXErqk175ylzCZuMpW+eelylZc04A9qlPOEs1FAMADf5IWHgGsgzvab5s8KOhcsyeZ5l+DmcSLaI7oKlNQ=="
+        "requested": "[2.0.0-preview.16, 2.0.0-preview.16]",
+        "resolved": "2.0.0-preview.16",
+        "contentHash": "79x5jl1p5QL+UYgGvf/BfkYOCQ9uiezTLfUCuHDIRlGZ4XOwf3vHKezPvAxPlOgd9euFhsueNpVZP5tvITMtVw=="
       },
       "nanoFramework.System.IO.Ports": {
         "type": "Direct",
diff --git a/Tests/M5StickTestApp/M5StickTestApp.nfproj b/Tests/M5StickTestApp/M5StickTestApp.nfproj
index 8b17bd2e..b9d74b33 100644
--- a/Tests/M5StickTestApp/M5StickTestApp.nfproj
+++ b/Tests/M5StickTestApp/M5StickTestApp.nfproj
@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="utf-8"?>
+<?xml version="1.0" encoding="utf-8"?>
 <Project ToolsVersion="Current" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
   <PropertyGroup Label="Globals">
     <NanoFrameworkProjectSystemPath>$(MSBuildExtensionsPath)\nanoFramework\v1.0\</NanoFrameworkProjectSystemPath>
@@ -25,20 +25,20 @@
     <Compile Include="Properties\AssemblyInfo.cs" />
   </ItemGroup>
   <ItemGroup>
-    <Reference Include="Iot.Device.Axp192">
-      <HintPath>..\..\packages\nanoFramework.Iot.Device.Axp192.2.0.0-preview.49\lib\Iot.Device.Axp192.dll</HintPath>
+    <Reference Include="Iot.Device.Axp192, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\..\packages\nanoFramework.Iot.Device.Axp192.2.0.0-preview.62\lib\Iot.Device.Axp192.dll</HintPath>
     </Reference>
-    <Reference Include="Iot.Device.Button">
-      <HintPath>..\..\packages\nanoFramework.Iot.Device.Button.2.0.0-preview.49\lib\Iot.Device.Button.dll</HintPath>
+    <Reference Include="Iot.Device.Button, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\..\packages\nanoFramework.Iot.Device.Button.2.0.0-preview.62\lib\Iot.Device.Button.dll</HintPath>
     </Reference>
     <Reference Include="Iot.Device.Common.NumberHelper">
       <HintPath>..\..\packages\nanoFramework.Iot.Device.Common.NumberHelper.2.0.0-preview.54\lib\Iot.Device.Common.NumberHelper.dll</HintPath>
     </Reference>
-    <Reference Include="Iot.Device.Mpu6886">
-      <HintPath>..\..\packages\nanoFramework.Iot.Device.Mpu6886.2.0.0-preview.45\lib\Iot.Device.Mpu6886.dll</HintPath>
+    <Reference Include="Iot.Device.Mpu6886, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\..\packages\nanoFramework.Iot.Device.Mpu6886.2.0.0-preview.62\lib\Iot.Device.Mpu6886.dll</HintPath>
     </Reference>
-    <Reference Include="Iot.Device.Rtc">
-      <HintPath>..\..\packages\nanoFramework.Iot.Device.Rtc.2.0.0-preview.45\lib\Iot.Device.Rtc.dll</HintPath>
+    <Reference Include="Iot.Device.Rtc, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\..\packages\nanoFramework.Iot.Device.Rtc.2.0.0-preview.62\lib\Iot.Device.Rtc.dll</HintPath>
     </Reference>
     <Reference Include="mscorlib">
       <HintPath>..\..\packages\nanoFramework.CoreLibrary.2.0.0-preview.49\lib\netnano1.0\mscorlib.dll</HintPath>
@@ -76,14 +76,14 @@
     <Reference Include="System.Device.Gpio">
       <HintPath>..\..\packages\nanoFramework.System.Device.Gpio.2.0.0-preview.16\lib\netnano1.0\System.Device.Gpio.dll</HintPath>
     </Reference>
-    <Reference Include="System.Device.I2c">
-      <HintPath>..\..\packages\nanoFramework.System.Device.I2c.2.0.0-preview.10\lib\netnano1.0\System.Device.I2c.dll</HintPath>
+    <Reference Include="System.Device.I2c, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\..\packages\nanoFramework.System.Device.I2c.2.0.0-preview.11\lib\netnano1.0\System.Device.I2c.dll</HintPath>
     </Reference>
     <Reference Include="System.Device.Model">
       <HintPath>..\..\packages\nanoFramework.System.Device.Model.2.0.0-preview.54\lib\System.Device.Model.dll</HintPath>
     </Reference>
-    <Reference Include="System.Diagnostics.Stopwatch">
-      <HintPath>..\..\packages\nanoFramework.System.Diagnostics.Stopwatch.2.0.0-preview.54\lib\System.Diagnostics.Stopwatch.dll</HintPath>
+    <Reference Include="System.Diagnostics.Stopwatch, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\..\packages\nanoFramework.System.Diagnostics.Stopwatch.2.0.0-preview.59\lib\System.Diagnostics.Stopwatch.dll</HintPath>
     </Reference>
     <Reference Include="System.Math">
       <HintPath>..\..\packages\nanoFramework.System.Math.2.0.0-preview.6\lib\System.Math.dll</HintPath>
diff --git a/Tests/M5StickTestApp/packages.config b/Tests/M5StickTestApp/packages.config
index 259bf86c..23a02bbc 100644
--- a/Tests/M5StickTestApp/packages.config
+++ b/Tests/M5StickTestApp/packages.config
@@ -4,20 +4,20 @@
   <package id="nanoFramework.Graphics" version="2.0.0-preview.23" targetFramework="netnano1.0" />
   <package id="nanoFramework.Hardware.Esp32" version="2.0.0-preview.11" targetFramework="netnano1.0" />
   <package id="nanoFramework.Hardware.Esp32.Rmt" version="3.0.0-preview.17" targetFramework="netnano1.0" />
-  <package id="nanoFramework.Iot.Device.Axp192" version="2.0.0-preview.49" targetFramework="netnano1.0" />
-  <package id="nanoFramework.Iot.Device.Button" version="2.0.0-preview.49" targetFramework="netnano1.0" />
+  <package id="nanoFramework.Iot.Device.Axp192" version="2.0.0-preview.62" targetFramework="netnano1.0" />
+  <package id="nanoFramework.Iot.Device.Button" version="2.0.0-preview.62" targetFramework="netnano1.0" />
   <package id="nanoFramework.Iot.Device.Common.NumberHelper" version="2.0.0-preview.54" targetFramework="netnano1.0" />
-  <package id="nanoFramework.Iot.Device.Mpu6886" version="2.0.0-preview.45" targetFramework="netnano1.0" />
-  <package id="nanoFramework.Iot.Device.Rtc" version="2.0.0-preview.45" targetFramework="netnano1.0" />
+  <package id="nanoFramework.Iot.Device.Mpu6886" version="2.0.0-preview.62" targetFramework="netnano1.0" />
+  <package id="nanoFramework.Iot.Device.Rtc" version="2.0.0-preview.62" targetFramework="netnano1.0" />
   <package id="nanoFramework.ResourceManager" version="2.0.0-preview.9" targetFramework="netnano1.0" />
   <package id="nanoFramework.Runtime.Events" version="2.0.0-preview.12" targetFramework="netnano1.0" />
   <package id="nanoFramework.Runtime.Native" version="2.0.0-preview.24" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.Buffers.Binary.BinaryPrimitives" version="2.0.0-preview.54" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.Collections" version="2.0.0-preview.14" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.Device.Gpio" version="2.0.0-preview.16" targetFramework="netnano1.0" />
-  <package id="nanoFramework.System.Device.I2c" version="2.0.0-preview.10" targetFramework="netnano1.0" />
+  <package id="nanoFramework.System.Device.I2c" version="2.0.0-preview.11" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.Device.Model" version="2.0.0-preview.54" targetFramework="netnano1.0" />
-  <package id="nanoFramework.System.Diagnostics.Stopwatch" version="2.0.0-preview.54" targetFramework="netnano1.0" />
+  <package id="nanoFramework.System.Diagnostics.Stopwatch" version="2.0.0-preview.59" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.Math" version="2.0.0-preview.6" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.Numerics" version="2.0.0-preview.54" targetFramework="netnano1.0" />
   <package id="nanoFramework.UnitsNet.ElectricCurrent" version="5.77.0-preview.5" targetFramework="netnano1.0" />
diff --git a/Tests/M5StickTestApp/packages.lock.json b/Tests/M5StickTestApp/packages.lock.json
index 23d465dd..bfd4e56f 100644
--- a/Tests/M5StickTestApp/packages.lock.json
+++ b/Tests/M5StickTestApp/packages.lock.json
@@ -28,15 +28,15 @@
       },
       "nanoFramework.Iot.Device.Axp192": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.49, 2.0.0-preview.49]",
-        "resolved": "2.0.0-preview.49",
-        "contentHash": "d8fWgCm+WE7FR65XMUc075JrMShy6Yr7ZQhIamkq5z9YvXybaJI+RQARxktbGeeef0/SVp0Nc1SO8O3q3CifIA=="
+        "requested": "[2.0.0-preview.62, 2.0.0-preview.62]",
+        "resolved": "2.0.0-preview.62",
+        "contentHash": "S5bWPTl2ReeKMHRgwCQrzcxzV+HsB4kKlTqPcQVi/IueT1P88ve3J/s6kAbwvC/SsrRaFu8bc4LqmUX6/O/mPQ=="
       },
       "nanoFramework.Iot.Device.Button": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.49, 2.0.0-preview.49]",
-        "resolved": "2.0.0-preview.49",
-        "contentHash": "L2Ct9hzsk+xkqYMuGKmQDwg/BCaK3EQYQK8OegQvNpEuwJI3u2mGstnwJfWE2Fj3tPcxlVkNMLFjq1I+vcCQKA=="
+        "requested": "[2.0.0-preview.62, 2.0.0-preview.62]",
+        "resolved": "2.0.0-preview.62",
+        "contentHash": "DxYU+C3J3JifHSEYG0eVVLv4fgAmbBSmcR1X6y+GH/gLaS6Ukoei4DICJIsMLnOFycISWr0uNbk9rMKrYG1y5A=="
       },
       "nanoFramework.Iot.Device.Common.NumberHelper": {
         "type": "Direct",
@@ -46,15 +46,15 @@
       },
       "nanoFramework.Iot.Device.Mpu6886": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.45, 2.0.0-preview.45]",
-        "resolved": "2.0.0-preview.45",
-        "contentHash": "wHdIGLi4/o3ZU6iT3HhEUKM8U5LhM0EwXJQ5Owl4pDFG7g/wwIySFMmmus1j4vkKvxvKBGOhqsY3Kym1L2iOKw=="
+        "requested": "[2.0.0-preview.62, 2.0.0-preview.62]",
+        "resolved": "2.0.0-preview.62",
+        "contentHash": "1cMZLzgwyTSX8vkJ/+qKsehie4fToJw5KgtzUKRwhR2L87FfEnYqT/dzfH+tbZjSKjhqQBSOeSMFhRPJRZGLMg=="
       },
       "nanoFramework.Iot.Device.Rtc": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.45, 2.0.0-preview.45]",
-        "resolved": "2.0.0-preview.45",
-        "contentHash": "H93R/5Ta4cI8QGjAaGrTAXJbJnvCWFU4lkEkYSv6VBLApSE66I1MwpNUy/YRj1FGtAdo0SqGNcGhNiguR0HmSA=="
+        "requested": "[2.0.0-preview.62, 2.0.0-preview.62]",
+        "resolved": "2.0.0-preview.62",
+        "contentHash": "msQ+xyRP3BkTYkKyW+vxuH8/ZYtS7OZTY17W8n9gMeZK1sYn0kcCwNUZmzM/oU4IlM3DdXNVNCCAHIkUiazWsQ=="
       },
       "nanoFramework.ResourceManager": {
         "type": "Direct",
@@ -94,9 +94,9 @@
       },
       "nanoFramework.System.Device.I2c": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.10, 2.0.0-preview.10]",
-        "resolved": "2.0.0-preview.10",
-        "contentHash": "q2EBF7dvA8agT8OtMR9zCiY4SARKlyCBCWVVwHxMcoBBIKVRhRHsBD8FSAYtWbpqZbK+Ls0G88Q6jfsVxxzmBg=="
+        "requested": "[2.0.0-preview.11, 2.0.0-preview.11]",
+        "resolved": "2.0.0-preview.11",
+        "contentHash": "bRJzm6P3oDwK78hO8cNncRTfw56c5piXfLWiT+fJBjfegVsfbuvOfXqy3/2odvY2mRZpbDNGjnHTXTsNJk5j+g=="
       },
       "nanoFramework.System.Device.Model": {
         "type": "Direct",
@@ -106,9 +106,9 @@
       },
       "nanoFramework.System.Diagnostics.Stopwatch": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.54, 2.0.0-preview.54]",
-        "resolved": "2.0.0-preview.54",
-        "contentHash": "E4DLo0bVWHJKFkvI8rdCAzz59ADvXiG4bNZi5/PmVMC4JL5PVklWRrQejBm866TOFGguSFEyLP+YlbiFL+0fng=="
+        "requested": "[2.0.0-preview.59, 2.0.0-preview.59]",
+        "resolved": "2.0.0-preview.59",
+        "contentHash": "RpDGPX47vWk9BUuvxdOL34T7O5OHb4q8CGZUwuMmxy3UovcTyJOd6kUyr7oMuwyVsZE0L47Z+ELz/y1wGMw0lw=="
       },
       "nanoFramework.System.Math": {
         "type": "Direct",
diff --git a/Tests/ToughTestApp/ToughTestApp.nfproj b/Tests/ToughTestApp/ToughTestApp.nfproj
index 8c8ddfa0..b71f43d2 100644
--- a/Tests/ToughTestApp/ToughTestApp.nfproj
+++ b/Tests/ToughTestApp/ToughTestApp.nfproj
@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="utf-8"?>
+<?xml version="1.0" encoding="utf-8"?>
 <Project ToolsVersion="Current" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
   <PropertyGroup Label="Globals">
     <NanoFrameworkProjectSystemPath>$(MSBuildExtensionsPath)\nanoFramework\v1.0\</NanoFrameworkProjectSystemPath>
@@ -24,11 +24,11 @@
     <Compile Include="Properties\AssemblyInfo.cs" />
   </ItemGroup>
   <ItemGroup>
-    <Reference Include="Iot.Device.Axp192">
-      <HintPath>..\..\packages\nanoFramework.Iot.Device.Axp192.2.0.0-preview.49\lib\Iot.Device.Axp192.dll</HintPath>
+    <Reference Include="Iot.Device.Axp192, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\..\packages\nanoFramework.Iot.Device.Axp192.2.0.0-preview.62\lib\Iot.Device.Axp192.dll</HintPath>
     </Reference>
-    <Reference Include="Iot.Device.Chsc6540">
-      <HintPath>..\..\packages\nanoFramework.Iot.Device.Chsc6540.2.0.0-preview.49\lib\Iot.Device.Chsc6540.dll</HintPath>
+    <Reference Include="Iot.Device.Chsc6540, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\..\packages\nanoFramework.Iot.Device.Chsc6540.2.0.0-preview.62\lib\Iot.Device.Chsc6540.dll</HintPath>
     </Reference>
     <Reference Include="mscorlib">
       <HintPath>..\..\packages\nanoFramework.CoreLibrary.2.0.0-preview.49\lib\netnano1.0\mscorlib.dll</HintPath>
@@ -76,14 +76,14 @@
     <Reference Include="System.Device.Gpio">
       <HintPath>..\..\packages\nanoFramework.System.Device.Gpio.2.0.0-preview.16\lib\netnano1.0\System.Device.Gpio.dll</HintPath>
     </Reference>
-    <Reference Include="System.Device.I2c">
-      <HintPath>..\..\packages\nanoFramework.System.Device.I2c.2.0.0-preview.10\lib\netnano1.0\System.Device.I2c.dll</HintPath>
+    <Reference Include="System.Device.I2c, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\..\packages\nanoFramework.System.Device.I2c.2.0.0-preview.11\lib\netnano1.0\System.Device.I2c.dll</HintPath>
     </Reference>
     <Reference Include="System.Device.Wifi">
       <HintPath>..\..\packages\nanoFramework.System.Device.Wifi.2.0.0-preview.18\lib\netnano1.0\System.Device.Wifi.dll</HintPath>
     </Reference>
-    <Reference Include="System.IO.FileSystem">
-      <HintPath>..\..\packages\nanoFramework.System.IO.FileSystem.2.0.0-preview.15\lib\netnano1.0\System.IO.FileSystem.dll</HintPath>
+    <Reference Include="System.IO.FileSystem, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\..\packages\nanoFramework.System.IO.FileSystem.2.0.0-preview.16\lib\netnano1.0\System.IO.FileSystem.dll</HintPath>
     </Reference>
     <Reference Include="System.IO.Ports">
       <HintPath>..\..\packages\nanoFramework.System.IO.Ports.2.0.0-preview.23\lib\netnano1.0\System.IO.Ports.dll</HintPath>
@@ -94,8 +94,8 @@
     <Reference Include="System.Net">
       <HintPath>..\..\packages\nanoFramework.System.Net.2.0.0-preview.14\lib\netnano1.0\System.Net.dll</HintPath>
     </Reference>
-    <Reference Include="System.Threading">
-      <HintPath>..\..\packages\nanoFramework.System.Threading.2.0.0-preview.9\lib\netnano1.0\System.Threading.dll</HintPath>
+    <Reference Include="System.Threading, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\..\packages\nanoFramework.System.Threading.2.0.0-preview.11\lib\netnano1.0\System.Threading.dll</HintPath>
     </Reference>
   </ItemGroup>
   <ItemGroup>
diff --git a/Tests/ToughTestApp/packages.config b/Tests/ToughTestApp/packages.config
index f2d3e4ce..5552d07a 100644
--- a/Tests/ToughTestApp/packages.config
+++ b/Tests/ToughTestApp/packages.config
@@ -3,22 +3,22 @@
   <package id="nanoFramework.CoreLibrary" version="2.0.0-preview.49" targetFramework="netnano1.0" />
   <package id="nanoFramework.Graphics" version="2.0.0-preview.23" targetFramework="netnano1.0" />
   <package id="nanoFramework.Graphics.Core" version="2.0.0-preview.23" targetFramework="netnano1.0" />
-  <package id="nanoFramework.Iot.Device.Axp192" version="2.0.0-preview.49" targetFramework="netnano1.0" />
-  <package id="nanoFramework.Iot.Device.Chsc6540" version="2.0.0-preview.49" targetFramework="netnano1.0" />
+  <package id="nanoFramework.Iot.Device.Axp192" version="2.0.0-preview.62" targetFramework="netnano1.0" />
+  <package id="nanoFramework.Iot.Device.Chsc6540" version="2.0.0-preview.62" targetFramework="netnano1.0" />
   <package id="nanoFramework.ResourceManager" version="2.0.0-preview.9" targetFramework="netnano1.0" />
   <package id="nanoFramework.Runtime.Events" version="2.0.0-preview.12" targetFramework="netnano1.0" />
   <package id="nanoFramework.Runtime.Native" version="2.0.0-preview.24" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.Collections" version="2.0.0-preview.14" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.Device.Adc" version="2.0.0-preview.9" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.Device.Gpio" version="2.0.0-preview.16" targetFramework="netnano1.0" />
-  <package id="nanoFramework.System.Device.I2c" version="2.0.0-preview.10" targetFramework="netnano1.0" />
+  <package id="nanoFramework.System.Device.I2c" version="2.0.0-preview.11" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.Device.Wifi" version="2.0.0-preview.18" targetFramework="netnano1.0" />
-  <package id="nanoFramework.System.IO.FileSystem" version="2.0.0-preview.15" targetFramework="netnano1.0" />
+  <package id="nanoFramework.System.IO.FileSystem" version="2.0.0-preview.16" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.IO.Ports" version="2.0.0-preview.23" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.IO.Streams" version="2.0.0-preview.18" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.Net" version="2.0.0-preview.14" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.Text" version="2.0.0-preview.18" targetFramework="netnano1.0" />
-  <package id="nanoFramework.System.Threading" version="2.0.0-preview.9" targetFramework="netnano1.0" />
+  <package id="nanoFramework.System.Threading" version="2.0.0-preview.11" targetFramework="netnano1.0" />
   <package id="nanoFramework.UnitsNet.ElectricCurrent" version="5.77.0-preview.5" targetFramework="netnano1.0" />
   <package id="nanoFramework.UnitsNet.ElectricPotential" version="5.77.0-preview.5" targetFramework="netnano1.0" />
   <package id="nanoFramework.UnitsNet.Power" version="5.77.0-preview.5" targetFramework="netnano1.0" />
diff --git a/Tests/ToughTestApp/packages.lock.json b/Tests/ToughTestApp/packages.lock.json
index cc5ddf8a..49f3ef08 100644
--- a/Tests/ToughTestApp/packages.lock.json
+++ b/Tests/ToughTestApp/packages.lock.json
@@ -22,15 +22,15 @@
       },
       "nanoFramework.Iot.Device.Axp192": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.49, 2.0.0-preview.49]",
-        "resolved": "2.0.0-preview.49",
-        "contentHash": "d8fWgCm+WE7FR65XMUc075JrMShy6Yr7ZQhIamkq5z9YvXybaJI+RQARxktbGeeef0/SVp0Nc1SO8O3q3CifIA=="
+        "requested": "[2.0.0-preview.62, 2.0.0-preview.62]",
+        "resolved": "2.0.0-preview.62",
+        "contentHash": "S5bWPTl2ReeKMHRgwCQrzcxzV+HsB4kKlTqPcQVi/IueT1P88ve3J/s6kAbwvC/SsrRaFu8bc4LqmUX6/O/mPQ=="
       },
       "nanoFramework.Iot.Device.Chsc6540": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.49, 2.0.0-preview.49]",
-        "resolved": "2.0.0-preview.49",
-        "contentHash": "t5JcP0iqHcLgT3w8nF47AAHY+KuAE1c3BJ4xDmovoz6KILryP0H9OxA4zwC1KE0KrgGYoE/KnUhkQukD22FIQQ=="
+        "requested": "[2.0.0-preview.62, 2.0.0-preview.62]",
+        "resolved": "2.0.0-preview.62",
+        "contentHash": "zilmt2tLTkGdupiBe8r4+QFcVREomxpQqHg7Z97Bcjw4ugg8g0ksjDkBNO4MMJnSqjKJZN+/ZtQvY50gmHWcOw=="
       },
       "nanoFramework.ResourceManager": {
         "type": "Direct",
@@ -70,9 +70,9 @@
       },
       "nanoFramework.System.Device.I2c": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.10, 2.0.0-preview.10]",
-        "resolved": "2.0.0-preview.10",
-        "contentHash": "q2EBF7dvA8agT8OtMR9zCiY4SARKlyCBCWVVwHxMcoBBIKVRhRHsBD8FSAYtWbpqZbK+Ls0G88Q6jfsVxxzmBg=="
+        "requested": "[2.0.0-preview.11, 2.0.0-preview.11]",
+        "resolved": "2.0.0-preview.11",
+        "contentHash": "bRJzm6P3oDwK78hO8cNncRTfw56c5piXfLWiT+fJBjfegVsfbuvOfXqy3/2odvY2mRZpbDNGjnHTXTsNJk5j+g=="
       },
       "nanoFramework.System.Device.Wifi": {
         "type": "Direct",
@@ -82,9 +82,9 @@
       },
       "nanoFramework.System.IO.FileSystem": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.15, 2.0.0-preview.15]",
-        "resolved": "2.0.0-preview.15",
-        "contentHash": "rOGvrXErqk175ylzCZuMpW+eelylZc04A9qlPOEs1FAMADf5IWHgGsgzvab5s8KOhcsyeZ5l+DmcSLaI7oKlNQ=="
+        "requested": "[2.0.0-preview.16, 2.0.0-preview.16]",
+        "resolved": "2.0.0-preview.16",
+        "contentHash": "79x5jl1p5QL+UYgGvf/BfkYOCQ9uiezTLfUCuHDIRlGZ4XOwf3vHKezPvAxPlOgd9euFhsueNpVZP5tvITMtVw=="
       },
       "nanoFramework.System.IO.Ports": {
         "type": "Direct",
@@ -112,9 +112,9 @@
       },
       "nanoFramework.System.Threading": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.9, 2.0.0-preview.9]",
-        "resolved": "2.0.0-preview.9",
-        "contentHash": "5bn3gYlNFhufVyypUUoBbmVZm3l502UikPvS4JbHJZXeEzWpUVBLUlcMOP9s9zFtinZ8F8KJixYFJaDKvvn5UQ=="
+        "requested": "[2.0.0-preview.11, 2.0.0-preview.11]",
+        "resolved": "2.0.0-preview.11",
+        "contentHash": "2o1p17pjNoV2DNZEaO2EKu8L9tR2CSwE558iVxyCUa8EZ4T4C98E9YyZmryXTlTB/wzEfLzB0I5GAVsQGHWKeg=="
       },
       "nanoFramework.UnitsNet.ElectricCurrent": {
         "type": "Direct",
diff --git a/nanoFramework.AtomLite.nuspec b/nanoFramework.AtomLite.nuspec
index b42a8788..0a6844d2 100644
--- a/nanoFramework.AtomLite.nuspec
+++ b/nanoFramework.AtomLite.nuspec
@@ -18,18 +18,17 @@
     <description>This package includes the nanoFramework.AtomLite assembly for .NET nanoFramework C# projects.</description>
     <tags>nanoFramework C# csharp netmf netnf m5stack AtomLite</tags>
     <dependencies>
-    <group targetFramework=".NETnanoFramework1.0">
-      <dependency id="nanoFramework.CoreLibrary" version="2.0.0-preview.35" />
-      <dependency id="nanoFramework.Hardware.Esp32" version="2.0.0-preview.7" />
-      <dependency id="nanoFramework.Iot.Device.Button" version="2.0.0-preview.16" />
-      <dependency id="nanoFramework.System.Device.Dac" version="2.0.0-preview.1" />
-      <dependency id="nanoFramework.System.Device.Adc" version="2.0.0-preview.5" />
-      <dependency id="nanoFramework.System.Device.I2c" version="2.0.0-preview.7" />
-      <dependency id="nanoFramework.System.Device.Spi" version="2.0.0-preview.9" />
-      <dependency id="nanoFramework.Iot.Device.Ws28xx.Esp32" version="2.0.0-preview.18" />
-
-     </group>
-     </dependencies>
+      <group targetFramework=".NETnanoFramework1.0">
+        <dependency id="nanoFramework.CoreLibrary" version="2.0.0-preview.49" />
+        <dependency id="nanoFramework.Hardware.Esp32" version="2.0.0-preview.11" />
+        <dependency id="nanoFramework.Iot.Device.Button" version="2.0.0-preview.62" />
+        <dependency id="nanoFramework.System.Device.Dac" version="2.0.0-preview.1" />
+        <dependency id="nanoFramework.System.Device.Adc" version="2.0.0-preview.9" />
+        <dependency id="nanoFramework.System.Device.I2c" version="2.0.0-preview.11" />
+        <dependency id="nanoFramework.System.Device.Spi" version="2.0.0-preview.16" />
+        <dependency id="nanoFramework.Iot.Device.Ws28xx.Esp32" version="2.0.0-preview.62" />
+      </group>
+    </dependencies>
   </metadata>
   <files>
     <file src="nanoFramework.AtomLite\bin\Release\nanoFramework.AtomLite.*" target="lib\netnano1.0" />
@@ -38,4 +37,4 @@
     <file src="assets\nf-logo.png" target="images\" />
     <file src="LICENSE.md" target="" />
   </files>
-</package>
+</package>
\ No newline at end of file
diff --git a/nanoFramework.AtomLite/nanoFramework.AtomLite.nfproj b/nanoFramework.AtomLite/nanoFramework.AtomLite.nfproj
index a35a6a84..86e1c073 100644
--- a/nanoFramework.AtomLite/nanoFramework.AtomLite.nfproj
+++ b/nanoFramework.AtomLite/nanoFramework.AtomLite.nfproj
@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="utf-8"?>
+<?xml version="1.0" encoding="utf-8"?>
 <Project ToolsVersion="Current" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
   <Import Project="..\packages\Nerdbank.GitVersioning.3.9.50\build\Nerdbank.GitVersioning.props" Condition="Exists('..\packages\Nerdbank.GitVersioning.3.9.50\build\Nerdbank.GitVersioning.props')" />
   <PropertyGroup Label="Globals">
@@ -35,11 +35,11 @@
     <Compile Include="Properties\AssemblyInfo.cs" />
   </ItemGroup>
   <ItemGroup>
-    <Reference Include="Iot.Device.Button">
-      <HintPath>..\packages\nanoFramework.Iot.Device.Button.2.0.0-preview.49\lib\Iot.Device.Button.dll</HintPath>
+    <Reference Include="Iot.Device.Button, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\packages\nanoFramework.Iot.Device.Button.2.0.0-preview.62\lib\Iot.Device.Button.dll</HintPath>
     </Reference>
-    <Reference Include="Iot.Device.Ws28xx.Esp32">
-      <HintPath>..\packages\nanoFramework.Iot.Device.Ws28xx.Esp32.2.0.0-preview.49\lib\Iot.Device.Ws28xx.Esp32.dll</HintPath>
+    <Reference Include="Iot.Device.Ws28xx.Esp32, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\packages\nanoFramework.Iot.Device.Ws28xx.Esp32.2.0.0-preview.62\lib\Iot.Device.Ws28xx.Esp32.dll</HintPath>
     </Reference>
     <Reference Include="mscorlib">
       <HintPath>..\packages\nanoFramework.CoreLibrary.2.0.0-preview.49\lib\netnano1.0\mscorlib.dll</HintPath>
@@ -65,11 +65,11 @@
     <Reference Include="System.Device.Gpio">
       <HintPath>..\packages\nanoFramework.System.Device.Gpio.2.0.0-preview.16\lib\netnano1.0\System.Device.Gpio.dll</HintPath>
     </Reference>
-    <Reference Include="System.Device.I2c">
-      <HintPath>..\packages\nanoFramework.System.Device.I2c.2.0.0-preview.10\lib\netnano1.0\System.Device.I2c.dll</HintPath>
+    <Reference Include="System.Device.I2c, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\packages\nanoFramework.System.Device.I2c.2.0.0-preview.11\lib\netnano1.0\System.Device.I2c.dll</HintPath>
     </Reference>
-    <Reference Include="System.Device.Spi">
-      <HintPath>..\packages\nanoFramework.System.Device.Spi.2.0.0-preview.14\lib\netnano1.0\System.Device.Spi.dll</HintPath>
+    <Reference Include="System.Device.Spi, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\packages\nanoFramework.System.Device.Spi.2.0.0-preview.16\lib\netnano1.0\System.Device.Spi.dll</HintPath>
     </Reference>
   </ItemGroup>
   <ItemGroup>
diff --git a/nanoFramework.AtomLite/packages.config b/nanoFramework.AtomLite/packages.config
index 0e685b7b..7f183e9f 100644
--- a/nanoFramework.AtomLite/packages.config
+++ b/nanoFramework.AtomLite/packages.config
@@ -4,13 +4,13 @@
   <package id="nanoFramework.Graphics.Core" version="2.0.0-preview.23" targetFramework="netnano1.0" />
   <package id="nanoFramework.Hardware.Esp32" version="2.0.0-preview.11" targetFramework="netnano1.0" />
   <package id="nanoFramework.Hardware.Esp32.Rmt" version="3.0.0-preview.17" targetFramework="netnano1.0" />
-  <package id="nanoFramework.Iot.Device.Button" version="2.0.0-preview.49" targetFramework="netnano1.0" />
-  <package id="nanoFramework.Iot.Device.Ws28xx.Esp32" version="2.0.0-preview.49" targetFramework="netnano1.0" />
+  <package id="nanoFramework.Iot.Device.Button" version="2.0.0-preview.62" targetFramework="netnano1.0" />
+  <package id="nanoFramework.Iot.Device.Ws28xx.Esp32" version="2.0.0-preview.62" targetFramework="netnano1.0" />
   <package id="nanoFramework.Runtime.Events" version="2.0.0-preview.12" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.Device.Adc" version="2.0.0-preview.9" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.Device.Dac" version="2.0.0-preview.1" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.Device.Gpio" version="2.0.0-preview.16" targetFramework="netnano1.0" />
-  <package id="nanoFramework.System.Device.I2c" version="2.0.0-preview.10" targetFramework="netnano1.0" />
-  <package id="nanoFramework.System.Device.Spi" version="2.0.0-preview.14" targetFramework="netnano1.0" />
+  <package id="nanoFramework.System.Device.I2c" version="2.0.0-preview.11" targetFramework="netnano1.0" />
+  <package id="nanoFramework.System.Device.Spi" version="2.0.0-preview.16" targetFramework="netnano1.0" />
   <package id="Nerdbank.GitVersioning" version="3.9.50" developmentDependency="true" targetFramework="netnano1.0" />
 </packages>
\ No newline at end of file
diff --git a/nanoFramework.AtomLite/packages.lock.json b/nanoFramework.AtomLite/packages.lock.json
index 39e15e2b..07cb8e93 100644
--- a/nanoFramework.AtomLite/packages.lock.json
+++ b/nanoFramework.AtomLite/packages.lock.json
@@ -28,15 +28,15 @@
       },
       "nanoFramework.Iot.Device.Button": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.49, 2.0.0-preview.49]",
-        "resolved": "2.0.0-preview.49",
-        "contentHash": "L2Ct9hzsk+xkqYMuGKmQDwg/BCaK3EQYQK8OegQvNpEuwJI3u2mGstnwJfWE2Fj3tPcxlVkNMLFjq1I+vcCQKA=="
+        "requested": "[2.0.0-preview.62, 2.0.0-preview.62]",
+        "resolved": "2.0.0-preview.62",
+        "contentHash": "DxYU+C3J3JifHSEYG0eVVLv4fgAmbBSmcR1X6y+GH/gLaS6Ukoei4DICJIsMLnOFycISWr0uNbk9rMKrYG1y5A=="
       },
       "nanoFramework.Iot.Device.Ws28xx.Esp32": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.49, 2.0.0-preview.49]",
-        "resolved": "2.0.0-preview.49",
-        "contentHash": "T5gCftUGb4xW9rtf6GLX2Osj3wS8XkPy5bGwgGKFWxE3sGiakwODJD+9puVKPFUSguVDRFsjHpw4xeD+WA4j0Q=="
+        "requested": "[2.0.0-preview.62, 2.0.0-preview.62]",
+        "resolved": "2.0.0-preview.62",
+        "contentHash": "EW4AFLTxY+qj2jszWGmT/cEXHMfUwzK5IOxTKEdcl9bDEAMZa+ajVA4JBoxRSg9j0Om1w55ifB1++4MmR8wvOw=="
       },
       "nanoFramework.Runtime.Events": {
         "type": "Direct",
@@ -64,15 +64,15 @@
       },
       "nanoFramework.System.Device.I2c": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.10, 2.0.0-preview.10]",
-        "resolved": "2.0.0-preview.10",
-        "contentHash": "q2EBF7dvA8agT8OtMR9zCiY4SARKlyCBCWVVwHxMcoBBIKVRhRHsBD8FSAYtWbpqZbK+Ls0G88Q6jfsVxxzmBg=="
+        "requested": "[2.0.0-preview.11, 2.0.0-preview.11]",
+        "resolved": "2.0.0-preview.11",
+        "contentHash": "bRJzm6P3oDwK78hO8cNncRTfw56c5piXfLWiT+fJBjfegVsfbuvOfXqy3/2odvY2mRZpbDNGjnHTXTsNJk5j+g=="
       },
       "nanoFramework.System.Device.Spi": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.14, 2.0.0-preview.14]",
-        "resolved": "2.0.0-preview.14",
-        "contentHash": "1vV5bX2zRO/5Bgok2ovnr0DFBFu4kwBa82TdvkCQCHoImhHjhYmAPTkaYGur+P/omgbjdIPhYgvAi5WZhGMpNw=="
+        "requested": "[2.0.0-preview.16, 2.0.0-preview.16]",
+        "resolved": "2.0.0-preview.16",
+        "contentHash": "vzWlR8FBYYTr536ocJb3mXfhvBKc4dPJVM4zYgjD1y/hNPTp7RZjjvx6b2D/7X8I2cItO2N7PiDtcw33BJOeTA=="
       },
       "Nerdbank.GitVersioning": {
         "type": "Direct",
diff --git a/nanoFramework.AtomMatrix.nuspec b/nanoFramework.AtomMatrix.nuspec
index 72c5c419..00b0b627 100644
--- a/nanoFramework.AtomMatrix.nuspec
+++ b/nanoFramework.AtomMatrix.nuspec
@@ -18,17 +18,16 @@
     <description>This package includes the nanoFramework.AtomMatrix assembly for .NET nanoFramework C# projects.</description>
     <tags>nanoFramework C# csharp netmf netnf m5stack AtomMatrix</tags>
     <dependencies>
-     <group targetFramework=".NETnanoFramework1.0">
-      <dependency id="nanoFramework.CoreLibrary" version="2.0.0-preview.35" />
-      <dependency id="nanoFramework.Hardware.Esp32" version="2.0.0-preview.7" />
-      <dependency id="nanoFramework.Iot.Device.Button" version="2.0.0-preview.16" />
-      <dependency id="nanoFramework.Iot.Device.Mpu6886" version="2.0.0-preview.16" />
-      <dependency id="nanoFramework.System.Device.Adc" version="2.0.0-preview.5" />
-      <dependency id="nanoFramework.System.Device.Dac" version="2.0.0-preview.1" />
-      <dependency id="nanoFramework.System.Device.Spi" version="2.0.0-preview.9" />
-      <dependency id="nanoFramework.Iot.Device.Ws28xx.Esp32" version="2.0.0-preview.18" />
-
-    </group>
+      <group targetFramework=".NETnanoFramework1.0">
+        <dependency id="nanoFramework.CoreLibrary" version="2.0.0-preview.49" />
+        <dependency id="nanoFramework.Hardware.Esp32" version="2.0.0-preview.11" />
+        <dependency id="nanoFramework.Iot.Device.Button" version="2.0.0-preview.62" />
+        <dependency id="nanoFramework.Iot.Device.Mpu6886" version="2.0.0-preview.62" />
+        <dependency id="nanoFramework.System.Device.Adc" version="2.0.0-preview.9" />
+        <dependency id="nanoFramework.System.Device.Dac" version="2.0.0-preview.1" />
+        <dependency id="nanoFramework.System.Device.Spi" version="2.0.0-preview.16" />
+        <dependency id="nanoFramework.Iot.Device.Ws28xx.Esp32" version="2.0.0-preview.62" />
+      </group>
     </dependencies>
   </metadata>
   <files>
@@ -38,4 +37,4 @@
     <file src="assets\nf-logo.png" target="images\" />
     <file src="LICENSE.md" target="" />
   </files>
-</package>
+</package>
\ No newline at end of file
diff --git a/nanoFramework.AtomMatrix/nanoFramework.AtomMatrix.nfproj b/nanoFramework.AtomMatrix/nanoFramework.AtomMatrix.nfproj
index 3d4af33a..44131612 100644
--- a/nanoFramework.AtomMatrix/nanoFramework.AtomMatrix.nfproj
+++ b/nanoFramework.AtomMatrix/nanoFramework.AtomMatrix.nfproj
@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="utf-8"?>
+<?xml version="1.0" encoding="utf-8"?>
 <Project ToolsVersion="Current" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
   <Import Project="..\packages\Nerdbank.GitVersioning.3.9.50\build\Nerdbank.GitVersioning.props" Condition="Exists('..\packages\Nerdbank.GitVersioning.3.9.50\build\Nerdbank.GitVersioning.props')" />
   <PropertyGroup Label="Globals">
@@ -36,14 +36,14 @@
     <Compile Include="Properties\AssemblyInfo.cs" />
   </ItemGroup>
   <ItemGroup>
-    <Reference Include="Iot.Device.Button">
-      <HintPath>..\packages\nanoFramework.Iot.Device.Button.2.0.0-preview.49\lib\Iot.Device.Button.dll</HintPath>
+    <Reference Include="Iot.Device.Button, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\packages\nanoFramework.Iot.Device.Button.2.0.0-preview.62\lib\Iot.Device.Button.dll</HintPath>
     </Reference>
-    <Reference Include="Iot.Device.Mpu6886">
-      <HintPath>..\packages\nanoFramework.Iot.Device.Mpu6886.2.0.0-preview.45\lib\Iot.Device.Mpu6886.dll</HintPath>
+    <Reference Include="Iot.Device.Mpu6886, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\packages\nanoFramework.Iot.Device.Mpu6886.2.0.0-preview.62\lib\Iot.Device.Mpu6886.dll</HintPath>
     </Reference>
-    <Reference Include="Iot.Device.Ws28xx.Esp32">
-      <HintPath>..\packages\nanoFramework.Iot.Device.Ws28xx.Esp32.2.0.0-preview.49\lib\Iot.Device.Ws28xx.Esp32.dll</HintPath>
+    <Reference Include="Iot.Device.Ws28xx.Esp32, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\packages\nanoFramework.Iot.Device.Ws28xx.Esp32.2.0.0-preview.62\lib\Iot.Device.Ws28xx.Esp32.dll</HintPath>
     </Reference>
     <Reference Include="mscorlib">
       <HintPath>..\packages\nanoFramework.CoreLibrary.2.0.0-preview.49\lib\netnano1.0\mscorlib.dll</HintPath>
@@ -75,14 +75,14 @@
     <Reference Include="System.Device.Gpio">
       <HintPath>..\packages\nanoFramework.System.Device.Gpio.2.0.0-preview.16\lib\netnano1.0\System.Device.Gpio.dll</HintPath>
     </Reference>
-    <Reference Include="System.Device.I2c">
-      <HintPath>..\packages\nanoFramework.System.Device.I2c.2.0.0-preview.10\lib\netnano1.0\System.Device.I2c.dll</HintPath>
+    <Reference Include="System.Device.I2c, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\packages\nanoFramework.System.Device.I2c.2.0.0-preview.11\lib\netnano1.0\System.Device.I2c.dll</HintPath>
     </Reference>
     <Reference Include="System.Device.Model">
       <HintPath>..\packages\nanoFramework.System.Device.Model.2.0.0-preview.54\lib\System.Device.Model.dll</HintPath>
     </Reference>
-    <Reference Include="System.Device.Spi">
-      <HintPath>..\packages\nanoFramework.System.Device.Spi.2.0.0-preview.14\lib\netnano1.0\System.Device.Spi.dll</HintPath>
+    <Reference Include="System.Device.Spi, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\packages\nanoFramework.System.Device.Spi.2.0.0-preview.16\lib\netnano1.0\System.Device.Spi.dll</HintPath>
     </Reference>
     <Reference Include="System.Math">
       <HintPath>..\packages\nanoFramework.System.Math.2.0.0-preview.6\lib\System.Math.dll</HintPath>
diff --git a/nanoFramework.AtomMatrix/packages.config b/nanoFramework.AtomMatrix/packages.config
index 6f52e8ca..411353df 100644
--- a/nanoFramework.AtomMatrix/packages.config
+++ b/nanoFramework.AtomMatrix/packages.config
@@ -4,17 +4,17 @@
   <package id="nanoFramework.Graphics.Core" version="2.0.0-preview.23" targetFramework="netnano1.0" />
   <package id="nanoFramework.Hardware.Esp32" version="2.0.0-preview.11" targetFramework="netnano1.0" />
   <package id="nanoFramework.Hardware.Esp32.Rmt" version="3.0.0-preview.17" targetFramework="netnano1.0" />
-  <package id="nanoFramework.Iot.Device.Button" version="2.0.0-preview.49" targetFramework="netnano1.0" />
-  <package id="nanoFramework.Iot.Device.Mpu6886" version="2.0.0-preview.45" targetFramework="netnano1.0" />
-  <package id="nanoFramework.Iot.Device.Ws28xx.Esp32" version="2.0.0-preview.49" targetFramework="netnano1.0" />
+  <package id="nanoFramework.Iot.Device.Button" version="2.0.0-preview.62" targetFramework="netnano1.0" />
+  <package id="nanoFramework.Iot.Device.Mpu6886" version="2.0.0-preview.62" targetFramework="netnano1.0" />
+  <package id="nanoFramework.Iot.Device.Ws28xx.Esp32" version="2.0.0-preview.62" targetFramework="netnano1.0" />
   <package id="nanoFramework.Runtime.Events" version="2.0.0-preview.12" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.Buffers.Binary.BinaryPrimitives" version="2.0.0-preview.54" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.Device.Adc" version="2.0.0-preview.9" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.Device.Dac" version="2.0.0-preview.1" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.Device.Gpio" version="2.0.0-preview.16" targetFramework="netnano1.0" />
-  <package id="nanoFramework.System.Device.I2c" version="2.0.0-preview.10" targetFramework="netnano1.0" />
+  <package id="nanoFramework.System.Device.I2c" version="2.0.0-preview.11" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.Device.Model" version="2.0.0-preview.54" targetFramework="netnano1.0" />
-  <package id="nanoFramework.System.Device.Spi" version="2.0.0-preview.14" targetFramework="netnano1.0" />
+  <package id="nanoFramework.System.Device.Spi" version="2.0.0-preview.16" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.Math" version="2.0.0-preview.6" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.Numerics" version="2.0.0-preview.54" targetFramework="netnano1.0" />
   <package id="nanoFramework.UnitsNet.Temperature" version="5.77.0-preview.5" targetFramework="netnano1.0" />
diff --git a/nanoFramework.AtomMatrix/packages.lock.json b/nanoFramework.AtomMatrix/packages.lock.json
index 3cd0b546..c6a63e6a 100644
--- a/nanoFramework.AtomMatrix/packages.lock.json
+++ b/nanoFramework.AtomMatrix/packages.lock.json
@@ -28,21 +28,21 @@
       },
       "nanoFramework.Iot.Device.Button": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.49, 2.0.0-preview.49]",
-        "resolved": "2.0.0-preview.49",
-        "contentHash": "L2Ct9hzsk+xkqYMuGKmQDwg/BCaK3EQYQK8OegQvNpEuwJI3u2mGstnwJfWE2Fj3tPcxlVkNMLFjq1I+vcCQKA=="
+        "requested": "[2.0.0-preview.62, 2.0.0-preview.62]",
+        "resolved": "2.0.0-preview.62",
+        "contentHash": "DxYU+C3J3JifHSEYG0eVVLv4fgAmbBSmcR1X6y+GH/gLaS6Ukoei4DICJIsMLnOFycISWr0uNbk9rMKrYG1y5A=="
       },
       "nanoFramework.Iot.Device.Mpu6886": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.45, 2.0.0-preview.45]",
-        "resolved": "2.0.0-preview.45",
-        "contentHash": "wHdIGLi4/o3ZU6iT3HhEUKM8U5LhM0EwXJQ5Owl4pDFG7g/wwIySFMmmus1j4vkKvxvKBGOhqsY3Kym1L2iOKw=="
+        "requested": "[2.0.0-preview.62, 2.0.0-preview.62]",
+        "resolved": "2.0.0-preview.62",
+        "contentHash": "1cMZLzgwyTSX8vkJ/+qKsehie4fToJw5KgtzUKRwhR2L87FfEnYqT/dzfH+tbZjSKjhqQBSOeSMFhRPJRZGLMg=="
       },
       "nanoFramework.Iot.Device.Ws28xx.Esp32": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.49, 2.0.0-preview.49]",
-        "resolved": "2.0.0-preview.49",
-        "contentHash": "T5gCftUGb4xW9rtf6GLX2Osj3wS8XkPy5bGwgGKFWxE3sGiakwODJD+9puVKPFUSguVDRFsjHpw4xeD+WA4j0Q=="
+        "requested": "[2.0.0-preview.62, 2.0.0-preview.62]",
+        "resolved": "2.0.0-preview.62",
+        "contentHash": "EW4AFLTxY+qj2jszWGmT/cEXHMfUwzK5IOxTKEdcl9bDEAMZa+ajVA4JBoxRSg9j0Om1w55ifB1++4MmR8wvOw=="
       },
       "nanoFramework.Runtime.Events": {
         "type": "Direct",
@@ -76,9 +76,9 @@
       },
       "nanoFramework.System.Device.I2c": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.10, 2.0.0-preview.10]",
-        "resolved": "2.0.0-preview.10",
-        "contentHash": "q2EBF7dvA8agT8OtMR9zCiY4SARKlyCBCWVVwHxMcoBBIKVRhRHsBD8FSAYtWbpqZbK+Ls0G88Q6jfsVxxzmBg=="
+        "requested": "[2.0.0-preview.11, 2.0.0-preview.11]",
+        "resolved": "2.0.0-preview.11",
+        "contentHash": "bRJzm6P3oDwK78hO8cNncRTfw56c5piXfLWiT+fJBjfegVsfbuvOfXqy3/2odvY2mRZpbDNGjnHTXTsNJk5j+g=="
       },
       "nanoFramework.System.Device.Model": {
         "type": "Direct",
@@ -88,9 +88,9 @@
       },
       "nanoFramework.System.Device.Spi": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.14, 2.0.0-preview.14]",
-        "resolved": "2.0.0-preview.14",
-        "contentHash": "1vV5bX2zRO/5Bgok2ovnr0DFBFu4kwBa82TdvkCQCHoImhHjhYmAPTkaYGur+P/omgbjdIPhYgvAi5WZhGMpNw=="
+        "requested": "[2.0.0-preview.16, 2.0.0-preview.16]",
+        "resolved": "2.0.0-preview.16",
+        "contentHash": "vzWlR8FBYYTr536ocJb3mXfhvBKc4dPJVM4zYgjD1y/hNPTp7RZjjvx6b2D/7X8I2cItO2N7PiDtcw33BJOeTA=="
       },
       "nanoFramework.System.Math": {
         "type": "Direct",
diff --git a/nanoFramework.CoreInk.nuspec b/nanoFramework.CoreInk.nuspec
index cd0a02e9..4da9d306 100644
--- a/nanoFramework.CoreInk.nuspec
+++ b/nanoFramework.CoreInk.nuspec
@@ -18,19 +18,19 @@
     <description>This package includes the nanoFramework.CoreInk assembly for .NET nanoFramework C# projects.</description>
     <tags>nanoFramework C# csharp netmf netnf m5stack CoreInk</tags>
     <dependencies>
-    <group targetFramework=".NETnanoFramework1.0">
-      <dependency id="nanoFramework.CoreLibrary" version="2.0.0-preview.35" />
-      <dependency id="nanoFramework.Graphics.Core" version="2.0.0-preview.13" />
-      <dependency id="nanoFramework.Hardware.Esp32" version="2.0.0-preview.7" />
-      <dependency id="nanoFramework.Iot.Device.Button" version="2.0.0-preview.16" />
-      <dependency id="nanoFramework.Iot.Device.Buzzer" version="2.0.0-preview.16" />
-      <dependency id="nanoFramework.Iot.Device.Common.NumberHelper" version="2.0.0-preview.4" />
-      <dependency id="nanoFramework.Iot.Device.ePaper" version="2.0.0-preview.18" />
-      <dependency id="nanoFramework.Iot.Device.Rtc" version="2.0.0-preview.16" />
-      <dependency id="nanoFramework.System.Device.Adc" version="2.0.0-preview.5" />
-      <dependency id="nanoFramework.System.Device.I2c" version="2.0.0-preview.7" />
-      <dependency id="nanoFramework.System.Device.Spi" version="2.0.0-preview.9" />
-</group>
+      <group targetFramework=".NETnanoFramework1.0">
+        <dependency id="nanoFramework.CoreLibrary" version="2.0.0-preview.49" />
+        <dependency id="nanoFramework.Graphics.Core" version="2.0.0-preview.23" />
+        <dependency id="nanoFramework.Hardware.Esp32" version="2.0.0-preview.11" />
+        <dependency id="nanoFramework.Iot.Device.Button" version="2.0.0-preview.62" />
+        <dependency id="nanoFramework.Iot.Device.Buzzer" version="2.0.0-preview.62" />
+        <dependency id="nanoFramework.Iot.Device.Common.NumberHelper" version="2.0.0-preview.54" />
+        <dependency id="nanoFramework.Iot.Device.ePaper" version="2.0.0-preview.62" />
+        <dependency id="nanoFramework.Iot.Device.Rtc" version="2.0.0-preview.62" />
+        <dependency id="nanoFramework.System.Device.Adc" version="2.0.0-preview.9" />
+        <dependency id="nanoFramework.System.Device.I2c" version="2.0.0-preview.11" />
+        <dependency id="nanoFramework.System.Device.Spi" version="2.0.0-preview.16" />
+      </group>
     </dependencies>
   </metadata>
   <files>
@@ -40,4 +40,4 @@
     <file src="assets\nf-logo.png" target="images\" />
     <file src="LICENSE.md" target="" />
   </files>
-</package>
+</package>
\ No newline at end of file
diff --git a/nanoFramework.CoreInk/nanoFramework.CoreInk.nfproj b/nanoFramework.CoreInk/nanoFramework.CoreInk.nfproj
index 29cfa33f..53e3b189 100644
--- a/nanoFramework.CoreInk/nanoFramework.CoreInk.nfproj
+++ b/nanoFramework.CoreInk/nanoFramework.CoreInk.nfproj
@@ -32,20 +32,20 @@
     <None Include="packages.lock.json" />
   </ItemGroup>
   <ItemGroup>
-    <Reference Include="Iot.Device.Button">
-      <HintPath>..\packages\nanoFramework.Iot.Device.Button.2.0.0-preview.49\lib\Iot.Device.Button.dll</HintPath>
+    <Reference Include="Iot.Device.Button, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\packages\nanoFramework.Iot.Device.Button.2.0.0-preview.62\lib\Iot.Device.Button.dll</HintPath>
     </Reference>
     <Reference Include="Iot.Device.Buzzer">
-      <HintPath>..\packages\nanoFramework.Iot.Device.Buzzer.2.0.0-preview.45\lib\Iot.Device.Buzzer.dll</HintPath>
+      <HintPath>..\packages\nanoFramework.Iot.Device.Buzzer.2.0.0-preview.62\lib\Iot.Device.Buzzer.dll</HintPath>
     </Reference>
     <Reference Include="Iot.Device.Common.NumberHelper">
       <HintPath>..\packages\nanoFramework.Iot.Device.Common.NumberHelper.2.0.0-preview.54\lib\Iot.Device.Common.NumberHelper.dll</HintPath>
     </Reference>
-    <Reference Include="Iot.Device.ePaper">
-      <HintPath>..\packages\nanoFramework.Iot.Device.ePaper.2.0.0-preview.49\lib\Iot.Device.ePaper.dll</HintPath>
+    <Reference Include="Iot.Device.ePaper, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\packages\nanoFramework.Iot.Device.ePaper.2.0.0-preview.62\lib\Iot.Device.ePaper.dll</HintPath>
     </Reference>
     <Reference Include="Iot.Device.Rtc">
-      <HintPath>..\packages\nanoFramework.Iot.Device.Rtc.2.0.0-preview.45\lib\Iot.Device.Rtc.dll</HintPath>
+      <HintPath>..\packages\nanoFramework.Iot.Device.Rtc.2.0.0-preview.62\lib\Iot.Device.Rtc.dll</HintPath>
     </Reference>
     <Reference Include="mscorlib">
       <HintPath>..\packages\nanoFramework.CoreLibrary.2.0.0-preview.49\lib\netnano1.0\mscorlib.dll</HintPath>
@@ -59,6 +59,9 @@
     <Reference Include="nanoFramework.Runtime.Events">
       <HintPath>..\packages\nanoFramework.Runtime.Events.2.0.0-preview.12\lib\netnano1.0\nanoFramework.Runtime.Events.dll</HintPath>
     </Reference>
+    <Reference Include="nanoFramework.UnitsNet.Frequency">
+      <HintPath>..\packages\nanoFramework.UnitsNet.Frequency.5.77.0-preview.5\lib\netnano1.0\nanoFramework.UnitsNet.Frequency.dll</HintPath>
+    </Reference>
     <Reference Include="nanoFramework.UnitsNet.Temperature">
       <HintPath>..\packages\nanoFramework.UnitsNet.Temperature.5.77.0-preview.5\lib\netnano1.0\nanoFramework.UnitsNet.Temperature.dll</HintPath>
     </Reference>
@@ -68,8 +71,8 @@
     <Reference Include="System.Device.Gpio">
       <HintPath>..\packages\nanoFramework.System.Device.Gpio.2.0.0-preview.16\lib\netnano1.0\System.Device.Gpio.dll</HintPath>
     </Reference>
-    <Reference Include="System.Device.I2c">
-      <HintPath>..\packages\nanoFramework.System.Device.I2c.2.0.0-preview.10\lib\netnano1.0\System.Device.I2c.dll</HintPath>
+    <Reference Include="System.Device.I2c, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\packages\nanoFramework.System.Device.I2c.2.0.0-preview.11\lib\netnano1.0\System.Device.I2c.dll</HintPath>
     </Reference>
     <Reference Include="System.Device.Model">
       <HintPath>..\packages\nanoFramework.System.Device.Model.2.0.0-preview.54\lib\System.Device.Model.dll</HintPath>
@@ -77,14 +80,14 @@
     <Reference Include="System.Device.Pwm">
       <HintPath>..\packages\nanoFramework.System.Device.Pwm.2.0.0-preview.11\lib\netnano1.0\System.Device.Pwm.dll</HintPath>
     </Reference>
-    <Reference Include="System.Device.Spi">
-      <HintPath>..\packages\nanoFramework.System.Device.Spi.2.0.0-preview.14\lib\netnano1.0\System.Device.Spi.dll</HintPath>
+    <Reference Include="System.Device.Spi, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\packages\nanoFramework.System.Device.Spi.2.0.0-preview.16\lib\netnano1.0\System.Device.Spi.dll</HintPath>
     </Reference>
     <Reference Include="System.Math">
       <HintPath>..\packages\nanoFramework.System.Math.2.0.0-preview.6\lib\System.Math.dll</HintPath>
     </Reference>
-    <Reference Include="System.Threading">
-      <HintPath>..\packages\nanoFramework.System.Threading.2.0.0-preview.9\lib\netnano1.0\System.Threading.dll</HintPath>
+    <Reference Include="System.Threading, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\packages\nanoFramework.System.Threading.2.0.0-preview.11\lib\netnano1.0\System.Threading.dll</HintPath>
     </Reference>
   </ItemGroup>
   <Import Project="$(NanoFrameworkProjectSystemPath)NFProjectSystem.CSharp.targets" Condition="Exists('$(NanoFrameworkProjectSystemPath)NFProjectSystem.CSharp.targets')" />
diff --git a/nanoFramework.CoreInk/packages.config b/nanoFramework.CoreInk/packages.config
index a43be25f..27d5421b 100644
--- a/nanoFramework.CoreInk/packages.config
+++ b/nanoFramework.CoreInk/packages.config
@@ -3,20 +3,20 @@
   <package id="nanoFramework.CoreLibrary" version="2.0.0-preview.49" targetFramework="netnano1.0" />
   <package id="nanoFramework.Graphics.Core" version="2.0.0-preview.23" targetFramework="netnano1.0" />
   <package id="nanoFramework.Hardware.Esp32" version="2.0.0-preview.11" targetFramework="netnano1.0" />
-  <package id="nanoFramework.Iot.Device.Button" version="2.0.0-preview.49" targetFramework="netnano1.0" />
-  <package id="nanoFramework.Iot.Device.Buzzer" version="2.0.0-preview.45" targetFramework="netnano1.0" />
+  <package id="nanoFramework.Iot.Device.Button" version="2.0.0-preview.62" targetFramework="netnano1.0" />
+  <package id="nanoFramework.Iot.Device.Buzzer" version="2.0.0-preview.62" targetFramework="netnano1.0" />
   <package id="nanoFramework.Iot.Device.Common.NumberHelper" version="2.0.0-preview.54" targetFramework="netnano1.0" />
-  <package id="nanoFramework.Iot.Device.ePaper" version="2.0.0-preview.49" targetFramework="netnano1.0" />
-  <package id="nanoFramework.Iot.Device.Rtc" version="2.0.0-preview.45" targetFramework="netnano1.0" />
+  <package id="nanoFramework.Iot.Device.ePaper" version="2.0.0-preview.62" targetFramework="netnano1.0" />
+  <package id="nanoFramework.Iot.Device.Rtc" version="2.0.0-preview.62" targetFramework="netnano1.0" />
   <package id="nanoFramework.Runtime.Events" version="2.0.0-preview.12" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.Device.Adc" version="2.0.0-preview.9" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.Device.Gpio" version="2.0.0-preview.16" targetFramework="netnano1.0" />
-  <package id="nanoFramework.System.Device.I2c" version="2.0.0-preview.10" targetFramework="netnano1.0" />
+  <package id="nanoFramework.System.Device.I2c" version="2.0.0-preview.11" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.Device.Model" version="2.0.0-preview.54" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.Device.Pwm" version="2.0.0-preview.11" targetFramework="netnano1.0" />
-  <package id="nanoFramework.System.Device.Spi" version="2.0.0-preview.14" targetFramework="netnano1.0" />
+  <package id="nanoFramework.System.Device.Spi" version="2.0.0-preview.16" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.Math" version="2.0.0-preview.6" targetFramework="netnano1.0" />
-  <package id="nanoFramework.System.Threading" version="2.0.0-preview.9" targetFramework="netnano1.0" />
+  <package id="nanoFramework.System.Threading" version="2.0.0-preview.11" targetFramework="netnano1.0" />
   <package id="nanoFramework.UnitsNet.Frequency" version="5.77.0-preview.5" targetFramework="netnano1.0" />
   <package id="nanoFramework.UnitsNet.Temperature" version="5.77.0-preview.5" targetFramework="netnano1.0" />
   <package id="Nerdbank.GitVersioning" version="3.9.50" developmentDependency="true" targetFramework="netnano1.0" />
diff --git a/nanoFramework.CoreInk/packages.lock.json b/nanoFramework.CoreInk/packages.lock.json
index bc4a978f..a4ba5e17 100644
--- a/nanoFramework.CoreInk/packages.lock.json
+++ b/nanoFramework.CoreInk/packages.lock.json
@@ -22,15 +22,15 @@
       },
       "nanoFramework.Iot.Device.Button": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.49, 2.0.0-preview.49]",
-        "resolved": "2.0.0-preview.49",
-        "contentHash": "L2Ct9hzsk+xkqYMuGKmQDwg/BCaK3EQYQK8OegQvNpEuwJI3u2mGstnwJfWE2Fj3tPcxlVkNMLFjq1I+vcCQKA=="
+        "requested": "[2.0.0-preview.62, 2.0.0-preview.62]",
+        "resolved": "2.0.0-preview.62",
+        "contentHash": "DxYU+C3J3JifHSEYG0eVVLv4fgAmbBSmcR1X6y+GH/gLaS6Ukoei4DICJIsMLnOFycISWr0uNbk9rMKrYG1y5A=="
       },
       "nanoFramework.Iot.Device.Buzzer": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.45, 2.0.0-preview.45]",
-        "resolved": "2.0.0-preview.45",
-        "contentHash": "As7m3lmIgJB9wf2zv7ggSKHYVSGIfmn1iL+sjbbfytaFULEIQ7Xz3oaD3+kdEnBM1C/m3fezGJAlBbQ5Amkz1w=="
+        "requested": "[2.0.0-preview.62, 2.0.0-preview.62]",
+        "resolved": "2.0.0-preview.62",
+        "contentHash": "N18//mwH5pskG4+BV5Z+1Hj0gq1KjWZigQVSu7ckWlibKxsHIyX9oI2GtrPv6Vy+EcS7qg4VpC56CjJhRkLSwQ=="
       },
       "nanoFramework.Iot.Device.Common.NumberHelper": {
         "type": "Direct",
@@ -40,15 +40,15 @@
       },
       "nanoFramework.Iot.Device.ePaper": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.49, 2.0.0-preview.49]",
-        "resolved": "2.0.0-preview.49",
-        "contentHash": "o6faRXvyIJApBRo8zs8LZS1ecHIy+oAmhVxY91eRbjIIXPVHX8t2RM9mZ78FIGVvF2K4UpsEBQge9uIf3NOu+Q=="
+        "requested": "[2.0.0-preview.62, 2.0.0-preview.62]",
+        "resolved": "2.0.0-preview.62",
+        "contentHash": "48iBzSMa1V8P6aHpofWY+CCSxM0H4x39pCDcTUZ97chprTNdiKcNDYhCEYei9BkjUeBk0U5LKqOYNeE5gK+QeQ=="
       },
       "nanoFramework.Iot.Device.Rtc": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.45, 2.0.0-preview.45]",
-        "resolved": "2.0.0-preview.45",
-        "contentHash": "H93R/5Ta4cI8QGjAaGrTAXJbJnvCWFU4lkEkYSv6VBLApSE66I1MwpNUy/YRj1FGtAdo0SqGNcGhNiguR0HmSA=="
+        "requested": "[2.0.0-preview.62, 2.0.0-preview.62]",
+        "resolved": "2.0.0-preview.62",
+        "contentHash": "msQ+xyRP3BkTYkKyW+vxuH8/ZYtS7OZTY17W8n9gMeZK1sYn0kcCwNUZmzM/oU4IlM3DdXNVNCCAHIkUiazWsQ=="
       },
       "nanoFramework.Runtime.Events": {
         "type": "Direct",
@@ -70,9 +70,9 @@
       },
       "nanoFramework.System.Device.I2c": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.10, 2.0.0-preview.10]",
-        "resolved": "2.0.0-preview.10",
-        "contentHash": "q2EBF7dvA8agT8OtMR9zCiY4SARKlyCBCWVVwHxMcoBBIKVRhRHsBD8FSAYtWbpqZbK+Ls0G88Q6jfsVxxzmBg=="
+        "requested": "[2.0.0-preview.11, 2.0.0-preview.11]",
+        "resolved": "2.0.0-preview.11",
+        "contentHash": "bRJzm6P3oDwK78hO8cNncRTfw56c5piXfLWiT+fJBjfegVsfbuvOfXqy3/2odvY2mRZpbDNGjnHTXTsNJk5j+g=="
       },
       "nanoFramework.System.Device.Model": {
         "type": "Direct",
@@ -88,9 +88,9 @@
       },
       "nanoFramework.System.Device.Spi": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.14, 2.0.0-preview.14]",
-        "resolved": "2.0.0-preview.14",
-        "contentHash": "1vV5bX2zRO/5Bgok2ovnr0DFBFu4kwBa82TdvkCQCHoImhHjhYmAPTkaYGur+P/omgbjdIPhYgvAi5WZhGMpNw=="
+        "requested": "[2.0.0-preview.16, 2.0.0-preview.16]",
+        "resolved": "2.0.0-preview.16",
+        "contentHash": "vzWlR8FBYYTr536ocJb3mXfhvBKc4dPJVM4zYgjD1y/hNPTp7RZjjvx6b2D/7X8I2cItO2N7PiDtcw33BJOeTA=="
       },
       "nanoFramework.System.Math": {
         "type": "Direct",
@@ -100,9 +100,9 @@
       },
       "nanoFramework.System.Threading": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.9, 2.0.0-preview.9]",
-        "resolved": "2.0.0-preview.9",
-        "contentHash": "5bn3gYlNFhufVyypUUoBbmVZm3l502UikPvS4JbHJZXeEzWpUVBLUlcMOP9s9zFtinZ8F8KJixYFJaDKvvn5UQ=="
+        "requested": "[2.0.0-preview.11, 2.0.0-preview.11]",
+        "resolved": "2.0.0-preview.11",
+        "contentHash": "2o1p17pjNoV2DNZEaO2EKu8L9tR2CSwE558iVxyCUa8EZ4T4C98E9YyZmryXTlTB/wzEfLzB0I5GAVsQGHWKeg=="
       },
       "nanoFramework.UnitsNet.Frequency": {
         "type": "Direct",
diff --git a/nanoFramework.Fire.nuspec b/nanoFramework.Fire.nuspec
index ac59cadf..ae1ec8d6 100644
--- a/nanoFramework.Fire.nuspec
+++ b/nanoFramework.Fire.nuspec
@@ -18,22 +18,22 @@
     <description>This package includes the nanoFramework.Fire assembly for .NET nanoFramework C# projects.</description>
     <tags>nanoFramework C# csharp netmf netnf m5stack Fire</tags>
     <dependencies>
-    <group targetFramework=".NETnanoFramework1.0">
-      <dependency id="nanoFramework.CoreLibrary" version="2.0.0-preview.35" />
-      <dependency id="nanoFramework.Graphics" version="2.0.0-preview.13" />
-      <dependency id="nanoFramework.Hardware.Esp32" version="2.0.0-preview.7" />
-      <dependency id="nanoFramework.Iot.Device.Bmm150" version="2.0.0-preview.16" />
-      <dependency id="nanoFramework.Iot.Device.Button" version="2.0.0-preview.16" />
-      <dependency id="nanoFramework.Iot.Device.Buzzer" version="2.0.0-preview.16" />
-      <dependency id="nanoFramework.Iot.Device.Ip5306" version="2.0.0-preview.16" />
-      <dependency id="nanoFramework.Iot.Device.Mpu6886" version="2.0.0-preview.16" />
-      <dependency id="nanoFramework.System.Device.Adc" version="2.0.0-preview.5" />
-      <dependency id="nanoFramework.System.Device.Dac" version="2.0.0-preview.1" />
-      <dependency id="nanoFramework.System.Device.Spi" version="2.0.0-preview.9" />
-      <dependency id="nanoFramework.System.IO.Ports" version="2.0.0-preview.9" />
-      <dependency id="nanoFramework.Iot.Device.Ws28xx.Esp32" version="2.0.0-preview.18" />
-      <dependency id="nanoFramework.System.IO.FileSystem" version="2.0.0-preview.6" />
-</group>
+      <group targetFramework=".NETnanoFramework1.0">
+        <dependency id="nanoFramework.CoreLibrary" version="2.0.0-preview.49" />
+        <dependency id="nanoFramework.Graphics" version="2.0.0-preview.23" />
+        <dependency id="nanoFramework.Hardware.Esp32" version="2.0.0-preview.11" />
+        <dependency id="nanoFramework.Iot.Device.Bmm150" version="2.0.0-preview.62" />
+        <dependency id="nanoFramework.Iot.Device.Button" version="2.0.0-preview.62" />
+        <dependency id="nanoFramework.Iot.Device.Buzzer" version="2.0.0-preview.62" />
+        <dependency id="nanoFramework.Iot.Device.Ip5306" version="2.0.0-preview.62" />
+        <dependency id="nanoFramework.Iot.Device.Mpu6886" version="2.0.0-preview.62" />
+        <dependency id="nanoFramework.System.Device.Adc" version="2.0.0-preview.9" />
+        <dependency id="nanoFramework.System.Device.Dac" version="2.0.0-preview.1" />
+        <dependency id="nanoFramework.System.Device.Spi" version="2.0.0-preview.16" />
+        <dependency id="nanoFramework.System.IO.Ports" version="2.0.0-preview.23" />
+        <dependency id="nanoFramework.Iot.Device.Ws28xx.Esp32" version="2.0.0-preview.62" />
+        <dependency id="nanoFramework.System.IO.FileSystem" version="2.0.0-preview.16" />
+      </group>
     </dependencies>
   </metadata>
   <files>
@@ -43,4 +43,4 @@
     <file src="assets\nf-logo.png" target="images\" />
     <file src="LICENSE.md" target="" />
   </files>
-</package>
+</package>
\ No newline at end of file
diff --git a/nanoFramework.Fire/nanoFramework.Fire.nfproj b/nanoFramework.Fire/nanoFramework.Fire.nfproj
index 186c8563..4806bc1d 100644
--- a/nanoFramework.Fire/nanoFramework.Fire.nfproj
+++ b/nanoFramework.Fire/nanoFramework.Fire.nfproj
@@ -33,23 +33,23 @@
     <Compile Include="Screen.cs" />
   </ItemGroup>
   <ItemGroup>
-    <Reference Include="Iot.Device.Bmm150">
-      <HintPath>..\packages\nanoFramework.Iot.Device.Bmm150.2.0.0-preview.45\lib\Iot.Device.Bmm150.dll</HintPath>
+    <Reference Include="Iot.Device.Bmm150, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\packages\nanoFramework.Iot.Device.Bmm150.2.0.0-preview.62\lib\Iot.Device.Bmm150.dll</HintPath>
     </Reference>
-    <Reference Include="Iot.Device.Button">
-      <HintPath>..\packages\nanoFramework.Iot.Device.Button.2.0.0-preview.49\lib\Iot.Device.Button.dll</HintPath>
+    <Reference Include="Iot.Device.Button, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\packages\nanoFramework.Iot.Device.Button.2.0.0-preview.62\lib\Iot.Device.Button.dll</HintPath>
     </Reference>
-    <Reference Include="Iot.Device.Buzzer">
-      <HintPath>..\packages\nanoFramework.Iot.Device.Buzzer.2.0.0-preview.45\lib\Iot.Device.Buzzer.dll</HintPath>
+    <Reference Include="Iot.Device.Buzzer, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\packages\nanoFramework.Iot.Device.Buzzer.2.0.0-preview.62\lib\Iot.Device.Buzzer.dll</HintPath>
     </Reference>
-    <Reference Include="Iot.Device.Ip5306">
-      <HintPath>..\packages\nanoFramework.Iot.Device.Ip5306.2.0.0-preview.45\lib\Iot.Device.Ip5306.dll</HintPath>
+    <Reference Include="Iot.Device.Ip5306, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\packages\nanoFramework.Iot.Device.Ip5306.2.0.0-preview.62\lib\Iot.Device.Ip5306.dll</HintPath>
     </Reference>
-    <Reference Include="Iot.Device.Mpu6886">
-      <HintPath>..\packages\nanoFramework.Iot.Device.Mpu6886.2.0.0-preview.45\lib\Iot.Device.Mpu6886.dll</HintPath>
+    <Reference Include="Iot.Device.Mpu6886, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\packages\nanoFramework.Iot.Device.Mpu6886.2.0.0-preview.62\lib\Iot.Device.Mpu6886.dll</HintPath>
     </Reference>
-    <Reference Include="Iot.Device.Ws28xx.Esp32">
-      <HintPath>..\packages\nanoFramework.Iot.Device.Ws28xx.Esp32.2.0.0-preview.49\lib\Iot.Device.Ws28xx.Esp32.dll</HintPath>
+    <Reference Include="Iot.Device.Ws28xx.Esp32, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\packages\nanoFramework.Iot.Device.Ws28xx.Esp32.2.0.0-preview.62\lib\Iot.Device.Ws28xx.Esp32.dll</HintPath>
     </Reference>
     <Reference Include="mscorlib">
       <HintPath>..\packages\nanoFramework.CoreLibrary.2.0.0-preview.49\lib\netnano1.0\mscorlib.dll</HintPath>
@@ -93,8 +93,8 @@
     <Reference Include="System.Device.Gpio">
       <HintPath>..\packages\nanoFramework.System.Device.Gpio.2.0.0-preview.16\lib\netnano1.0\System.Device.Gpio.dll</HintPath>
     </Reference>
-    <Reference Include="System.Device.I2c">
-      <HintPath>..\packages\nanoFramework.System.Device.I2c.2.0.0-preview.10\lib\netnano1.0\System.Device.I2c.dll</HintPath>
+    <Reference Include="System.Device.I2c, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\packages\nanoFramework.System.Device.I2c.2.0.0-preview.11\lib\netnano1.0\System.Device.I2c.dll</HintPath>
     </Reference>
     <Reference Include="System.Device.Model">
       <HintPath>..\packages\nanoFramework.System.Device.Model.2.0.0-preview.54\lib\System.Device.Model.dll</HintPath>
@@ -102,11 +102,11 @@
     <Reference Include="System.Device.Pwm">
       <HintPath>..\packages\nanoFramework.System.Device.Pwm.2.0.0-preview.11\lib\netnano1.0\System.Device.Pwm.dll</HintPath>
     </Reference>
-    <Reference Include="System.Device.Spi">
-      <HintPath>..\packages\nanoFramework.System.Device.Spi.2.0.0-preview.14\lib\netnano1.0\System.Device.Spi.dll</HintPath>
+    <Reference Include="System.Device.Spi, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\packages\nanoFramework.System.Device.Spi.2.0.0-preview.16\lib\netnano1.0\System.Device.Spi.dll</HintPath>
     </Reference>
-    <Reference Include="System.IO.FileSystem">
-      <HintPath>..\packages\nanoFramework.System.IO.FileSystem.2.0.0-preview.15\lib\netnano1.0\System.IO.FileSystem.dll</HintPath>
+    <Reference Include="System.IO.FileSystem, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\packages\nanoFramework.System.IO.FileSystem.2.0.0-preview.16\lib\netnano1.0\System.IO.FileSystem.dll</HintPath>
     </Reference>
     <Reference Include="System.IO.Ports">
       <HintPath>..\packages\nanoFramework.System.IO.Ports.2.0.0-preview.23\lib\netnano1.0\System.IO.Ports.dll</HintPath>
diff --git a/nanoFramework.Fire/packages.config b/nanoFramework.Fire/packages.config
index b2bca95c..8578037a 100644
--- a/nanoFramework.Fire/packages.config
+++ b/nanoFramework.Fire/packages.config
@@ -5,12 +5,12 @@
   <package id="nanoFramework.Graphics.Core" version="2.0.0-preview.23" targetFramework="netnano1.0" />
   <package id="nanoFramework.Hardware.Esp32" version="2.0.0-preview.11" targetFramework="netnano1.0" />
   <package id="nanoFramework.Hardware.Esp32.Rmt" version="3.0.0-preview.17" targetFramework="netnano1.0" />
-  <package id="nanoFramework.Iot.Device.Bmm150" version="2.0.0-preview.45" targetFramework="netnano1.0" />
-  <package id="nanoFramework.Iot.Device.Button" version="2.0.0-preview.49" targetFramework="netnano1.0" />
-  <package id="nanoFramework.Iot.Device.Buzzer" version="2.0.0-preview.45" targetFramework="netnano1.0" />
-  <package id="nanoFramework.Iot.Device.Ip5306" version="2.0.0-preview.45" targetFramework="netnano1.0" />
-  <package id="nanoFramework.Iot.Device.Mpu6886" version="2.0.0-preview.45" targetFramework="netnano1.0" />
-  <package id="nanoFramework.Iot.Device.Ws28xx.Esp32" version="2.0.0-preview.49" targetFramework="netnano1.0" />
+  <package id="nanoFramework.Iot.Device.Bmm150" version="2.0.0-preview.62" targetFramework="netnano1.0" />
+  <package id="nanoFramework.Iot.Device.Button" version="2.0.0-preview.62" targetFramework="netnano1.0" />
+  <package id="nanoFramework.Iot.Device.Buzzer" version="2.0.0-preview.62" targetFramework="netnano1.0" />
+  <package id="nanoFramework.Iot.Device.Ip5306" version="2.0.0-preview.62" targetFramework="netnano1.0" />
+  <package id="nanoFramework.Iot.Device.Mpu6886" version="2.0.0-preview.62" targetFramework="netnano1.0" />
+  <package id="nanoFramework.Iot.Device.Ws28xx.Esp32" version="2.0.0-preview.62" targetFramework="netnano1.0" />
   <package id="nanoFramework.ResourceManager" version="2.0.0-preview.9" targetFramework="netnano1.0" />
   <package id="nanoFramework.Runtime.Events" version="2.0.0-preview.12" targetFramework="netnano1.0" />
   <package id="nanoFramework.Runtime.Native" version="2.0.0-preview.24" targetFramework="netnano1.0" />
@@ -19,11 +19,11 @@
   <package id="nanoFramework.System.Device.Adc" version="2.0.0-preview.9" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.Device.Dac" version="2.0.0-preview.1" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.Device.Gpio" version="2.0.0-preview.16" targetFramework="netnano1.0" />
-  <package id="nanoFramework.System.Device.I2c" version="2.0.0-preview.10" targetFramework="netnano1.0" />
+  <package id="nanoFramework.System.Device.I2c" version="2.0.0-preview.11" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.Device.Model" version="2.0.0-preview.54" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.Device.Pwm" version="2.0.0-preview.11" targetFramework="netnano1.0" />
-  <package id="nanoFramework.System.Device.Spi" version="2.0.0-preview.14" targetFramework="netnano1.0" />
-  <package id="nanoFramework.System.IO.FileSystem" version="2.0.0-preview.15" targetFramework="netnano1.0" />
+  <package id="nanoFramework.System.Device.Spi" version="2.0.0-preview.16" targetFramework="netnano1.0" />
+  <package id="nanoFramework.System.IO.FileSystem" version="2.0.0-preview.16" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.IO.Ports" version="2.0.0-preview.23" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.IO.Streams" version="2.0.0-preview.18" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.Math" version="2.0.0-preview.6" targetFramework="netnano1.0" />
diff --git a/nanoFramework.Fire/packages.lock.json b/nanoFramework.Fire/packages.lock.json
index b44a7b22..1cec8452 100644
--- a/nanoFramework.Fire/packages.lock.json
+++ b/nanoFramework.Fire/packages.lock.json
@@ -34,39 +34,39 @@
       },
       "nanoFramework.Iot.Device.Bmm150": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.45, 2.0.0-preview.45]",
-        "resolved": "2.0.0-preview.45",
-        "contentHash": "qQtWsxi0pyGQjCNr64HKmsPRuZps0DdgLo8gcPJoggONk1kMlu0NUYVd2wT3xKv0yMlPH3WJxwwE1sBDFHk1gw=="
+        "requested": "[2.0.0-preview.62, 2.0.0-preview.62]",
+        "resolved": "2.0.0-preview.62",
+        "contentHash": "7VPyp+4U4pXgWd28BylGmkk9RgbeaCUcYLOaTA/REKY6QVKB6CvMobyo7PJwfV0ptfUN5G/NtexWFV3uBFg8lQ=="
       },
       "nanoFramework.Iot.Device.Button": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.49, 2.0.0-preview.49]",
-        "resolved": "2.0.0-preview.49",
-        "contentHash": "L2Ct9hzsk+xkqYMuGKmQDwg/BCaK3EQYQK8OegQvNpEuwJI3u2mGstnwJfWE2Fj3tPcxlVkNMLFjq1I+vcCQKA=="
+        "requested": "[2.0.0-preview.62, 2.0.0-preview.62]",
+        "resolved": "2.0.0-preview.62",
+        "contentHash": "DxYU+C3J3JifHSEYG0eVVLv4fgAmbBSmcR1X6y+GH/gLaS6Ukoei4DICJIsMLnOFycISWr0uNbk9rMKrYG1y5A=="
       },
       "nanoFramework.Iot.Device.Buzzer": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.45, 2.0.0-preview.45]",
-        "resolved": "2.0.0-preview.45",
-        "contentHash": "As7m3lmIgJB9wf2zv7ggSKHYVSGIfmn1iL+sjbbfytaFULEIQ7Xz3oaD3+kdEnBM1C/m3fezGJAlBbQ5Amkz1w=="
+        "requested": "[2.0.0-preview.62, 2.0.0-preview.62]",
+        "resolved": "2.0.0-preview.62",
+        "contentHash": "N18//mwH5pskG4+BV5Z+1Hj0gq1KjWZigQVSu7ckWlibKxsHIyX9oI2GtrPv6Vy+EcS7qg4VpC56CjJhRkLSwQ=="
       },
       "nanoFramework.Iot.Device.Ip5306": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.45, 2.0.0-preview.45]",
-        "resolved": "2.0.0-preview.45",
-        "contentHash": "9h45EXqgzDcR9YUiX+G/k56gxf9bfioyivxKoeKGy7VzCtYboGMpZQktUXgBeDHLbTWbYbdIg867d1F0whHJow=="
+        "requested": "[2.0.0-preview.62, 2.0.0-preview.62]",
+        "resolved": "2.0.0-preview.62",
+        "contentHash": "Ce3CABj9DozkK0dfijP8cfe0R2cPQL08+VaYt0Q90FXCg/yGlwi6huZ0yu5Dp8Gb41PYTL9jRMe+ZfggeMwI7g=="
       },
       "nanoFramework.Iot.Device.Mpu6886": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.45, 2.0.0-preview.45]",
-        "resolved": "2.0.0-preview.45",
-        "contentHash": "wHdIGLi4/o3ZU6iT3HhEUKM8U5LhM0EwXJQ5Owl4pDFG7g/wwIySFMmmus1j4vkKvxvKBGOhqsY3Kym1L2iOKw=="
+        "requested": "[2.0.0-preview.62, 2.0.0-preview.62]",
+        "resolved": "2.0.0-preview.62",
+        "contentHash": "1cMZLzgwyTSX8vkJ/+qKsehie4fToJw5KgtzUKRwhR2L87FfEnYqT/dzfH+tbZjSKjhqQBSOeSMFhRPJRZGLMg=="
       },
       "nanoFramework.Iot.Device.Ws28xx.Esp32": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.49, 2.0.0-preview.49]",
-        "resolved": "2.0.0-preview.49",
-        "contentHash": "T5gCftUGb4xW9rtf6GLX2Osj3wS8XkPy5bGwgGKFWxE3sGiakwODJD+9puVKPFUSguVDRFsjHpw4xeD+WA4j0Q=="
+        "requested": "[2.0.0-preview.62, 2.0.0-preview.62]",
+        "resolved": "2.0.0-preview.62",
+        "contentHash": "EW4AFLTxY+qj2jszWGmT/cEXHMfUwzK5IOxTKEdcl9bDEAMZa+ajVA4JBoxRSg9j0Om1w55ifB1++4MmR8wvOw=="
       },
       "nanoFramework.ResourceManager": {
         "type": "Direct",
@@ -118,9 +118,9 @@
       },
       "nanoFramework.System.Device.I2c": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.10, 2.0.0-preview.10]",
-        "resolved": "2.0.0-preview.10",
-        "contentHash": "q2EBF7dvA8agT8OtMR9zCiY4SARKlyCBCWVVwHxMcoBBIKVRhRHsBD8FSAYtWbpqZbK+Ls0G88Q6jfsVxxzmBg=="
+        "requested": "[2.0.0-preview.11, 2.0.0-preview.11]",
+        "resolved": "2.0.0-preview.11",
+        "contentHash": "bRJzm6P3oDwK78hO8cNncRTfw56c5piXfLWiT+fJBjfegVsfbuvOfXqy3/2odvY2mRZpbDNGjnHTXTsNJk5j+g=="
       },
       "nanoFramework.System.Device.Model": {
         "type": "Direct",
@@ -136,15 +136,15 @@
       },
       "nanoFramework.System.Device.Spi": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.14, 2.0.0-preview.14]",
-        "resolved": "2.0.0-preview.14",
-        "contentHash": "1vV5bX2zRO/5Bgok2ovnr0DFBFu4kwBa82TdvkCQCHoImhHjhYmAPTkaYGur+P/omgbjdIPhYgvAi5WZhGMpNw=="
+        "requested": "[2.0.0-preview.16, 2.0.0-preview.16]",
+        "resolved": "2.0.0-preview.16",
+        "contentHash": "vzWlR8FBYYTr536ocJb3mXfhvBKc4dPJVM4zYgjD1y/hNPTp7RZjjvx6b2D/7X8I2cItO2N7PiDtcw33BJOeTA=="
       },
       "nanoFramework.System.IO.FileSystem": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.15, 2.0.0-preview.15]",
-        "resolved": "2.0.0-preview.15",
-        "contentHash": "rOGvrXErqk175ylzCZuMpW+eelylZc04A9qlPOEs1FAMADf5IWHgGsgzvab5s8KOhcsyeZ5l+DmcSLaI7oKlNQ=="
+        "requested": "[2.0.0-preview.16, 2.0.0-preview.16]",
+        "resolved": "2.0.0-preview.16",
+        "contentHash": "79x5jl1p5QL+UYgGvf/BfkYOCQ9uiezTLfUCuHDIRlGZ4XOwf3vHKezPvAxPlOgd9euFhsueNpVZP5tvITMtVw=="
       },
       "nanoFramework.System.IO.Ports": {
         "type": "Direct",
diff --git a/nanoFramework.M5Core.nuspec b/nanoFramework.M5Core.nuspec
index 060998f5..b49e7b5b 100644
--- a/nanoFramework.M5Core.nuspec
+++ b/nanoFramework.M5Core.nuspec
@@ -18,23 +18,22 @@
     <description>This package includes the nanoFramework.M5Core assembly for .NET nanoFramework C# projects.</description>
     <tags>nanoFramework C# csharp netmf netnf m5stack M5Core</tags>
     <dependencies>
-    <group targetFramework=".NETnanoFramework1.0">
-      <dependency id="nanoFramework.CoreLibrary" version="2.0.0-preview.35" />
-      <dependency id="nanoFramework.Graphics" version="2.0.0-preview.13" />
-      <dependency id="nanoFramework.Hardware.Esp32" version="2.0.0-preview.7" />
-      <dependency id="nanoFramework.Iot.Device.Bmm150" version="2.0.0-preview.16" />
-      <dependency id="nanoFramework.Iot.Device.Button" version="2.0.0-preview.16" />
-      <dependency id="nanoFramework.Iot.Device.Buzzer" version="2.0.0-preview.16" />
-      <dependency id="nanoFramework.Iot.Device.Ip5306" version="2.0.0-preview.16" />
-      <dependency id="nanoFramework.Iot.Device.Mpu6886" version="2.0.0-preview.16" />
-      <dependency id="nanoFramework.System.Device.Adc" version="2.0.0-preview.5" />
-      <dependency id="nanoFramework.System.Device.Dac" version="2.0.0-preview.1" />
-      <dependency id="nanoFramework.System.Device.Spi" version="2.0.0-preview.9" />
-      <dependency id="nanoFramework.System.Diagnostics.Stopwatch" version="2.0.0-preview.4" />
-      <dependency id="nanoFramework.System.IO.Ports" version="2.0.0-preview.9" />
-      <dependency id="nanoFramework.System.IO.FileSystem" version="2.0.0-preview.6" />
-
-    </group>
+      <group targetFramework=".NETnanoFramework1.0">
+        <dependency id="nanoFramework.CoreLibrary" version="2.0.0-preview.49" />
+        <dependency id="nanoFramework.Graphics" version="2.0.0-preview.23" />
+        <dependency id="nanoFramework.Hardware.Esp32" version="2.0.0-preview.11" />
+        <dependency id="nanoFramework.Iot.Device.Bmm150" version="2.0.0-preview.62" />
+        <dependency id="nanoFramework.Iot.Device.Button" version="2.0.0-preview.62" />
+        <dependency id="nanoFramework.Iot.Device.Buzzer" version="2.0.0-preview.62" />
+        <dependency id="nanoFramework.Iot.Device.Ip5306" version="2.0.0-preview.62" />
+        <dependency id="nanoFramework.Iot.Device.Mpu6886" version="2.0.0-preview.62" />
+        <dependency id="nanoFramework.System.Device.Adc" version="2.0.0-preview.9" />
+        <dependency id="nanoFramework.System.Device.Dac" version="2.0.0-preview.1" />
+        <dependency id="nanoFramework.System.Device.Spi" version="2.0.0-preview.16" />
+        <dependency id="nanoFramework.System.Diagnostics.Stopwatch" version="2.0.0-preview.59" />
+        <dependency id="nanoFramework.System.IO.Ports" version="2.0.0-preview.23" />
+        <dependency id="nanoFramework.System.IO.FileSystem" version="2.0.0-preview.16" />
+      </group>
     </dependencies>
   </metadata>
   <files>
@@ -44,4 +43,4 @@
     <file src="assets\nf-logo.png" target="images\" />
     <file src="LICENSE.md" target="" />
   </files>
-</package>
+</package>
\ No newline at end of file
diff --git a/nanoFramework.M5Core/nanoFramework.M5Core.nfproj b/nanoFramework.M5Core/nanoFramework.M5Core.nfproj
index e2441be3..bc25e233 100644
--- a/nanoFramework.M5Core/nanoFramework.M5Core.nfproj
+++ b/nanoFramework.M5Core/nanoFramework.M5Core.nfproj
@@ -52,20 +52,20 @@
     <None Include="Resources\consolas_regular_16.tinyfnt" />
   </ItemGroup>
   <ItemGroup>
-    <Reference Include="Iot.Device.Bmm150">
-      <HintPath>..\packages\nanoFramework.Iot.Device.Bmm150.2.0.0-preview.45\lib\Iot.Device.Bmm150.dll</HintPath>
+    <Reference Include="Iot.Device.Bmm150, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\packages\nanoFramework.Iot.Device.Bmm150.2.0.0-preview.62\lib\Iot.Device.Bmm150.dll</HintPath>
     </Reference>
-    <Reference Include="Iot.Device.Button">
-      <HintPath>..\packages\nanoFramework.Iot.Device.Button.2.0.0-preview.49\lib\Iot.Device.Button.dll</HintPath>
+    <Reference Include="Iot.Device.Button, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\packages\nanoFramework.Iot.Device.Button.2.0.0-preview.62\lib\Iot.Device.Button.dll</HintPath>
     </Reference>
-    <Reference Include="Iot.Device.Buzzer">
-      <HintPath>..\packages\nanoFramework.Iot.Device.Buzzer.2.0.0-preview.45\lib\Iot.Device.Buzzer.dll</HintPath>
+    <Reference Include="Iot.Device.Buzzer, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\packages\nanoFramework.Iot.Device.Buzzer.2.0.0-preview.62\lib\Iot.Device.Buzzer.dll</HintPath>
     </Reference>
-    <Reference Include="Iot.Device.Ip5306">
-      <HintPath>..\packages\nanoFramework.Iot.Device.Ip5306.2.0.0-preview.45\lib\Iot.Device.Ip5306.dll</HintPath>
+    <Reference Include="Iot.Device.Ip5306, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\packages\nanoFramework.Iot.Device.Ip5306.2.0.0-preview.62\lib\Iot.Device.Ip5306.dll</HintPath>
     </Reference>
-    <Reference Include="Iot.Device.Mpu6886">
-      <HintPath>..\packages\nanoFramework.Iot.Device.Mpu6886.2.0.0-preview.45\lib\Iot.Device.Mpu6886.dll</HintPath>
+    <Reference Include="Iot.Device.Mpu6886, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\packages\nanoFramework.Iot.Device.Mpu6886.2.0.0-preview.62\lib\Iot.Device.Mpu6886.dll</HintPath>
     </Reference>
     <Reference Include="mscorlib">
       <HintPath>..\packages\nanoFramework.CoreLibrary.2.0.0-preview.49\lib\netnano1.0\mscorlib.dll</HintPath>
@@ -106,8 +106,8 @@
     <Reference Include="System.Device.Gpio">
       <HintPath>..\packages\nanoFramework.System.Device.Gpio.2.0.0-preview.16\lib\netnano1.0\System.Device.Gpio.dll</HintPath>
     </Reference>
-    <Reference Include="System.Device.I2c">
-      <HintPath>..\packages\nanoFramework.System.Device.I2c.2.0.0-preview.10\lib\netnano1.0\System.Device.I2c.dll</HintPath>
+    <Reference Include="System.Device.I2c, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\packages\nanoFramework.System.Device.I2c.2.0.0-preview.11\lib\netnano1.0\System.Device.I2c.dll</HintPath>
     </Reference>
     <Reference Include="System.Device.Model">
       <HintPath>..\packages\nanoFramework.System.Device.Model.2.0.0-preview.54\lib\System.Device.Model.dll</HintPath>
@@ -115,14 +115,14 @@
     <Reference Include="System.Device.Pwm">
       <HintPath>..\packages\nanoFramework.System.Device.Pwm.2.0.0-preview.11\lib\netnano1.0\System.Device.Pwm.dll</HintPath>
     </Reference>
-    <Reference Include="System.Device.Spi">
-      <HintPath>..\packages\nanoFramework.System.Device.Spi.2.0.0-preview.14\lib\netnano1.0\System.Device.Spi.dll</HintPath>
+    <Reference Include="System.Device.Spi, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\packages\nanoFramework.System.Device.Spi.2.0.0-preview.16\lib\netnano1.0\System.Device.Spi.dll</HintPath>
     </Reference>
-    <Reference Include="System.Diagnostics.Stopwatch">
-      <HintPath>..\packages\nanoFramework.System.Diagnostics.Stopwatch.2.0.0-preview.54\lib\System.Diagnostics.Stopwatch.dll</HintPath>
+    <Reference Include="System.Diagnostics.Stopwatch, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\packages\nanoFramework.System.Diagnostics.Stopwatch.2.0.0-preview.59\lib\System.Diagnostics.Stopwatch.dll</HintPath>
     </Reference>
-    <Reference Include="System.IO.FileSystem">
-      <HintPath>..\packages\nanoFramework.System.IO.FileSystem.2.0.0-preview.15\lib\netnano1.0\System.IO.FileSystem.dll</HintPath>
+    <Reference Include="System.IO.FileSystem, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\packages\nanoFramework.System.IO.FileSystem.2.0.0-preview.16\lib\netnano1.0\System.IO.FileSystem.dll</HintPath>
     </Reference>
     <Reference Include="System.IO.Ports">
       <HintPath>..\packages\nanoFramework.System.IO.Ports.2.0.0-preview.23\lib\netnano1.0\System.IO.Ports.dll</HintPath>
diff --git a/nanoFramework.M5Core/packages.config b/nanoFramework.M5Core/packages.config
index 2aa26342..d01bdd24 100644
--- a/nanoFramework.M5Core/packages.config
+++ b/nanoFramework.M5Core/packages.config
@@ -3,11 +3,11 @@
   <package id="nanoFramework.CoreLibrary" version="2.0.0-preview.49" targetFramework="netnano1.0" />
   <package id="nanoFramework.Graphics" version="2.0.0-preview.23" targetFramework="netnano1.0" />
   <package id="nanoFramework.Hardware.Esp32" version="2.0.0-preview.11" targetFramework="netnano1.0" />
-  <package id="nanoFramework.Iot.Device.Bmm150" version="2.0.0-preview.45" targetFramework="netnano1.0" />
-  <package id="nanoFramework.Iot.Device.Button" version="2.0.0-preview.49" targetFramework="netnano1.0" />
-  <package id="nanoFramework.Iot.Device.Buzzer" version="2.0.0-preview.45" targetFramework="netnano1.0" />
-  <package id="nanoFramework.Iot.Device.Ip5306" version="2.0.0-preview.45" targetFramework="netnano1.0" />
-  <package id="nanoFramework.Iot.Device.Mpu6886" version="2.0.0-preview.45" targetFramework="netnano1.0" />
+  <package id="nanoFramework.Iot.Device.Bmm150" version="2.0.0-preview.62" targetFramework="netnano1.0" />
+  <package id="nanoFramework.Iot.Device.Button" version="2.0.0-preview.62" targetFramework="netnano1.0" />
+  <package id="nanoFramework.Iot.Device.Buzzer" version="2.0.0-preview.62" targetFramework="netnano1.0" />
+  <package id="nanoFramework.Iot.Device.Ip5306" version="2.0.0-preview.62" targetFramework="netnano1.0" />
+  <package id="nanoFramework.Iot.Device.Mpu6886" version="2.0.0-preview.62" targetFramework="netnano1.0" />
   <package id="nanoFramework.ResourceManager" version="2.0.0-preview.9" targetFramework="netnano1.0" />
   <package id="nanoFramework.Runtime.Events" version="2.0.0-preview.12" targetFramework="netnano1.0" />
   <package id="nanoFramework.Runtime.Native" version="2.0.0-preview.24" targetFramework="netnano1.0" />
@@ -16,12 +16,12 @@
   <package id="nanoFramework.System.Device.Adc" version="2.0.0-preview.9" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.Device.Dac" version="2.0.0-preview.1" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.Device.Gpio" version="2.0.0-preview.16" targetFramework="netnano1.0" />
-  <package id="nanoFramework.System.Device.I2c" version="2.0.0-preview.10" targetFramework="netnano1.0" />
+  <package id="nanoFramework.System.Device.I2c" version="2.0.0-preview.11" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.Device.Model" version="2.0.0-preview.54" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.Device.Pwm" version="2.0.0-preview.11" targetFramework="netnano1.0" />
-  <package id="nanoFramework.System.Device.Spi" version="2.0.0-preview.14" targetFramework="netnano1.0" />
-  <package id="nanoFramework.System.Diagnostics.Stopwatch" version="2.0.0-preview.54" targetFramework="netnano1.0" />
-  <package id="nanoFramework.System.IO.FileSystem" version="2.0.0-preview.15" targetFramework="netnano1.0" />
+  <package id="nanoFramework.System.Device.Spi" version="2.0.0-preview.16" targetFramework="netnano1.0" />
+  <package id="nanoFramework.System.Diagnostics.Stopwatch" version="2.0.0-preview.59" targetFramework="netnano1.0" />
+  <package id="nanoFramework.System.IO.FileSystem" version="2.0.0-preview.16" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.IO.Ports" version="2.0.0-preview.23" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.IO.Streams" version="2.0.0-preview.18" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.Math" version="2.0.0-preview.6" targetFramework="netnano1.0" />
diff --git a/nanoFramework.M5Core/packages.lock.json b/nanoFramework.M5Core/packages.lock.json
index ec730fff..dc23e060 100644
--- a/nanoFramework.M5Core/packages.lock.json
+++ b/nanoFramework.M5Core/packages.lock.json
@@ -22,33 +22,33 @@
       },
       "nanoFramework.Iot.Device.Bmm150": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.45, 2.0.0-preview.45]",
-        "resolved": "2.0.0-preview.45",
-        "contentHash": "qQtWsxi0pyGQjCNr64HKmsPRuZps0DdgLo8gcPJoggONk1kMlu0NUYVd2wT3xKv0yMlPH3WJxwwE1sBDFHk1gw=="
+        "requested": "[2.0.0-preview.62, 2.0.0-preview.62]",
+        "resolved": "2.0.0-preview.62",
+        "contentHash": "7VPyp+4U4pXgWd28BylGmkk9RgbeaCUcYLOaTA/REKY6QVKB6CvMobyo7PJwfV0ptfUN5G/NtexWFV3uBFg8lQ=="
       },
       "nanoFramework.Iot.Device.Button": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.49, 2.0.0-preview.49]",
-        "resolved": "2.0.0-preview.49",
-        "contentHash": "L2Ct9hzsk+xkqYMuGKmQDwg/BCaK3EQYQK8OegQvNpEuwJI3u2mGstnwJfWE2Fj3tPcxlVkNMLFjq1I+vcCQKA=="
+        "requested": "[2.0.0-preview.62, 2.0.0-preview.62]",
+        "resolved": "2.0.0-preview.62",
+        "contentHash": "DxYU+C3J3JifHSEYG0eVVLv4fgAmbBSmcR1X6y+GH/gLaS6Ukoei4DICJIsMLnOFycISWr0uNbk9rMKrYG1y5A=="
       },
       "nanoFramework.Iot.Device.Buzzer": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.45, 2.0.0-preview.45]",
-        "resolved": "2.0.0-preview.45",
-        "contentHash": "As7m3lmIgJB9wf2zv7ggSKHYVSGIfmn1iL+sjbbfytaFULEIQ7Xz3oaD3+kdEnBM1C/m3fezGJAlBbQ5Amkz1w=="
+        "requested": "[2.0.0-preview.62, 2.0.0-preview.62]",
+        "resolved": "2.0.0-preview.62",
+        "contentHash": "N18//mwH5pskG4+BV5Z+1Hj0gq1KjWZigQVSu7ckWlibKxsHIyX9oI2GtrPv6Vy+EcS7qg4VpC56CjJhRkLSwQ=="
       },
       "nanoFramework.Iot.Device.Ip5306": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.45, 2.0.0-preview.45]",
-        "resolved": "2.0.0-preview.45",
-        "contentHash": "9h45EXqgzDcR9YUiX+G/k56gxf9bfioyivxKoeKGy7VzCtYboGMpZQktUXgBeDHLbTWbYbdIg867d1F0whHJow=="
+        "requested": "[2.0.0-preview.62, 2.0.0-preview.62]",
+        "resolved": "2.0.0-preview.62",
+        "contentHash": "Ce3CABj9DozkK0dfijP8cfe0R2cPQL08+VaYt0Q90FXCg/yGlwi6huZ0yu5Dp8Gb41PYTL9jRMe+ZfggeMwI7g=="
       },
       "nanoFramework.Iot.Device.Mpu6886": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.45, 2.0.0-preview.45]",
-        "resolved": "2.0.0-preview.45",
-        "contentHash": "wHdIGLi4/o3ZU6iT3HhEUKM8U5LhM0EwXJQ5Owl4pDFG7g/wwIySFMmmus1j4vkKvxvKBGOhqsY3Kym1L2iOKw=="
+        "requested": "[2.0.0-preview.62, 2.0.0-preview.62]",
+        "resolved": "2.0.0-preview.62",
+        "contentHash": "1cMZLzgwyTSX8vkJ/+qKsehie4fToJw5KgtzUKRwhR2L87FfEnYqT/dzfH+tbZjSKjhqQBSOeSMFhRPJRZGLMg=="
       },
       "nanoFramework.ResourceManager": {
         "type": "Direct",
@@ -100,9 +100,9 @@
       },
       "nanoFramework.System.Device.I2c": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.10, 2.0.0-preview.10]",
-        "resolved": "2.0.0-preview.10",
-        "contentHash": "q2EBF7dvA8agT8OtMR9zCiY4SARKlyCBCWVVwHxMcoBBIKVRhRHsBD8FSAYtWbpqZbK+Ls0G88Q6jfsVxxzmBg=="
+        "requested": "[2.0.0-preview.11, 2.0.0-preview.11]",
+        "resolved": "2.0.0-preview.11",
+        "contentHash": "bRJzm6P3oDwK78hO8cNncRTfw56c5piXfLWiT+fJBjfegVsfbuvOfXqy3/2odvY2mRZpbDNGjnHTXTsNJk5j+g=="
       },
       "nanoFramework.System.Device.Model": {
         "type": "Direct",
@@ -118,21 +118,21 @@
       },
       "nanoFramework.System.Device.Spi": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.14, 2.0.0-preview.14]",
-        "resolved": "2.0.0-preview.14",
-        "contentHash": "1vV5bX2zRO/5Bgok2ovnr0DFBFu4kwBa82TdvkCQCHoImhHjhYmAPTkaYGur+P/omgbjdIPhYgvAi5WZhGMpNw=="
+        "requested": "[2.0.0-preview.16, 2.0.0-preview.16]",
+        "resolved": "2.0.0-preview.16",
+        "contentHash": "vzWlR8FBYYTr536ocJb3mXfhvBKc4dPJVM4zYgjD1y/hNPTp7RZjjvx6b2D/7X8I2cItO2N7PiDtcw33BJOeTA=="
       },
       "nanoFramework.System.Diagnostics.Stopwatch": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.54, 2.0.0-preview.54]",
-        "resolved": "2.0.0-preview.54",
-        "contentHash": "E4DLo0bVWHJKFkvI8rdCAzz59ADvXiG4bNZi5/PmVMC4JL5PVklWRrQejBm866TOFGguSFEyLP+YlbiFL+0fng=="
+        "requested": "[2.0.0-preview.59, 2.0.0-preview.59]",
+        "resolved": "2.0.0-preview.59",
+        "contentHash": "RpDGPX47vWk9BUuvxdOL34T7O5OHb4q8CGZUwuMmxy3UovcTyJOd6kUyr7oMuwyVsZE0L47Z+ELz/y1wGMw0lw=="
       },
       "nanoFramework.System.IO.FileSystem": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.15, 2.0.0-preview.15]",
-        "resolved": "2.0.0-preview.15",
-        "contentHash": "rOGvrXErqk175ylzCZuMpW+eelylZc04A9qlPOEs1FAMADf5IWHgGsgzvab5s8KOhcsyeZ5l+DmcSLaI7oKlNQ=="
+        "requested": "[2.0.0-preview.16, 2.0.0-preview.16]",
+        "resolved": "2.0.0-preview.16",
+        "contentHash": "79x5jl1p5QL+UYgGvf/BfkYOCQ9uiezTLfUCuHDIRlGZ4XOwf3vHKezPvAxPlOgd9euFhsueNpVZP5tvITMtVw=="
       },
       "nanoFramework.System.IO.Ports": {
         "type": "Direct",
diff --git a/nanoFramework.M5Core2.nuspec b/nanoFramework.M5Core2.nuspec
index fc400219..4be8a3f0 100644
--- a/nanoFramework.M5Core2.nuspec
+++ b/nanoFramework.M5Core2.nuspec
@@ -18,26 +18,25 @@
     <description>This package includes the nanoFramework.M5Core2 assembly for .NET nanoFramework C# projects.</description>
     <tags>nanoFramework C# csharp netmf netnf m5stack M5Core2</tags>
     <dependencies>
-    <group targetFramework=".NETnanoFramework1.0">
-      <dependency id="nanoFramework.CoreLibrary" version="2.0.0-preview.35" />
-      <dependency id="nanoFramework.Graphics" version="2.0.0-preview.13" />
-      <dependency id="nanoFramework.Hardware.Esp32" version="2.0.0-preview.7" />
-      <dependency id="nanoFramework.Iot.Device.Axp192" version="2.0.0-preview.16" />
-      <dependency id="nanoFramework.Iot.Device.Bmm150" version="2.0.0-preview.16" />
-      <dependency id="nanoFramework.Iot.Device.Button" version="2.0.0-preview.16" />
-      <dependency id="nanoFramework.Iot.Device.Ft6xx6x" version="2.0.0-preview.19" />
-      <dependency id="nanoFramework.Iot.Device.Mpu6886" version="2.0.0-preview.16" />
-      <dependency id="nanoFramework.Iot.Device.Rtc" version="2.0.0-preview.16" />
-      <dependency id="nanoFramework.System.Device.Adc" version="2.0.0-preview.5" />
-      <dependency id="nanoFramework.System.Device.Dac" version="2.0.0-preview.1" />
-      <dependency id="nanoFramework.System.Device.Pwm" version="2.0.0-preview.7" />
-      <dependency id="nanoFramework.System.Device.Spi" version="2.0.0-preview.9" />
-      <dependency id="nanoFramework.System.Diagnostics.Stopwatch" version="2.0.0-preview.4" />
-      <dependency id="nanoFramework.System.IO.Ports" version="2.0.0-preview.9" />
-      <dependency id="nanoFramework.System.Threading" version="2.0.0-preview.6" />
-      <dependency id="nanoFramework.System.IO.FileSystem" version="2.0.0-preview.6" />
-
-    </group>
+      <group targetFramework=".NETnanoFramework1.0">
+        <dependency id="nanoFramework.CoreLibrary" version="2.0.0-preview.49" />
+        <dependency id="nanoFramework.Graphics" version="2.0.0-preview.23" />
+        <dependency id="nanoFramework.Hardware.Esp32" version="2.0.0-preview.11" />
+        <dependency id="nanoFramework.Iot.Device.Axp192" version="2.0.0-preview.62" />
+        <dependency id="nanoFramework.Iot.Device.Bmm150" version="2.0.0-preview.62" />
+        <dependency id="nanoFramework.Iot.Device.Button" version="2.0.0-preview.62" />
+        <dependency id="nanoFramework.Iot.Device.Ft6xx6x" version="2.0.0-preview.63" />
+        <dependency id="nanoFramework.Iot.Device.Mpu6886" version="2.0.0-preview.62" />
+        <dependency id="nanoFramework.Iot.Device.Rtc" version="2.0.0-preview.62" />
+        <dependency id="nanoFramework.System.Device.Adc" version="2.0.0-preview.9" />
+        <dependency id="nanoFramework.System.Device.Dac" version="2.0.0-preview.1" />
+        <dependency id="nanoFramework.System.Device.Pwm" version="2.0.0-preview.11" />
+        <dependency id="nanoFramework.System.Device.Spi" version="2.0.0-preview.16" />
+        <dependency id="nanoFramework.System.Diagnostics.Stopwatch" version="2.0.0-preview.59" />
+        <dependency id="nanoFramework.System.IO.Ports" version="2.0.0-preview.23" />
+        <dependency id="nanoFramework.System.Threading" version="2.0.0-preview.11" />
+        <dependency id="nanoFramework.System.IO.FileSystem" version="2.0.0-preview.16" />
+      </group>
     </dependencies>
   </metadata>
   <files>
@@ -47,4 +46,4 @@
     <file src="assets\nf-logo.png" target="images\" />
     <file src="LICENSE.md" target="" />
   </files>
-</package>
+</package>
\ No newline at end of file
diff --git a/nanoFramework.M5Core2/nanoFramework.M5Core2.nfproj b/nanoFramework.M5Core2/nanoFramework.M5Core2.nfproj
index 8f373576..2f093b4e 100644
--- a/nanoFramework.M5Core2/nanoFramework.M5Core2.nfproj
+++ b/nanoFramework.M5Core2/nanoFramework.M5Core2.nfproj
@@ -32,26 +32,26 @@
     </Compile>
   </ItemGroup>
   <ItemGroup>
-    <Reference Include="Iot.Device.Axp192">
-      <HintPath>..\packages\nanoFramework.Iot.Device.Axp192.2.0.0-preview.49\lib\Iot.Device.Axp192.dll</HintPath>
+    <Reference Include="Iot.Device.Axp192, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\packages\nanoFramework.Iot.Device.Axp192.2.0.0-preview.62\lib\Iot.Device.Axp192.dll</HintPath>
     </Reference>
-    <Reference Include="Iot.Device.Bmm150">
-      <HintPath>..\packages\nanoFramework.Iot.Device.Bmm150.2.0.0-preview.45\lib\Iot.Device.Bmm150.dll</HintPath>
+    <Reference Include="Iot.Device.Bmm150, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\packages\nanoFramework.Iot.Device.Bmm150.2.0.0-preview.62\lib\Iot.Device.Bmm150.dll</HintPath>
     </Reference>
-    <Reference Include="Iot.Device.Button">
-      <HintPath>..\packages\nanoFramework.Iot.Device.Button.2.0.0-preview.49\lib\Iot.Device.Button.dll</HintPath>
+    <Reference Include="Iot.Device.Button, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\packages\nanoFramework.Iot.Device.Button.2.0.0-preview.62\lib\Iot.Device.Button.dll</HintPath>
     </Reference>
     <Reference Include="Iot.Device.Common.NumberHelper">
       <HintPath>..\packages\nanoFramework.Iot.Device.Common.NumberHelper.2.0.0-preview.54\lib\Iot.Device.Common.NumberHelper.dll</HintPath>
     </Reference>
-    <Reference Include="Iot.Device.Ft6xx6x">
-      <HintPath>..\packages\nanoFramework.Iot.Device.Ft6xx6x.2.0.0-preview.57\lib\Iot.Device.Ft6xx6x.dll</HintPath>
+    <Reference Include="Iot.Device.Ft6xx6x, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\packages\nanoFramework.Iot.Device.Ft6xx6x.2.0.0-preview.63\lib\Iot.Device.Ft6xx6x.dll</HintPath>
     </Reference>
-    <Reference Include="Iot.Device.Mpu6886">
-      <HintPath>..\packages\nanoFramework.Iot.Device.Mpu6886.2.0.0-preview.45\lib\Iot.Device.Mpu6886.dll</HintPath>
+    <Reference Include="Iot.Device.Mpu6886, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\packages\nanoFramework.Iot.Device.Mpu6886.2.0.0-preview.62\lib\Iot.Device.Mpu6886.dll</HintPath>
     </Reference>
-    <Reference Include="Iot.Device.Rtc">
-      <HintPath>..\packages\nanoFramework.Iot.Device.Rtc.2.0.0-preview.45\lib\Iot.Device.Rtc.dll</HintPath>
+    <Reference Include="Iot.Device.Rtc, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\packages\nanoFramework.Iot.Device.Rtc.2.0.0-preview.62\lib\Iot.Device.Rtc.dll</HintPath>
     </Reference>
     <Reference Include="mscorlib">
       <HintPath>..\packages\nanoFramework.CoreLibrary.2.0.0-preview.49\lib\netnano1.0\mscorlib.dll</HintPath>
@@ -92,8 +92,8 @@
     <Reference Include="System.Device.Gpio">
       <HintPath>..\packages\nanoFramework.System.Device.Gpio.2.0.0-preview.16\lib\netnano1.0\System.Device.Gpio.dll</HintPath>
     </Reference>
-    <Reference Include="System.Device.I2c">
-      <HintPath>..\packages\nanoFramework.System.Device.I2c.2.0.0-preview.10\lib\netnano1.0\System.Device.I2c.dll</HintPath>
+    <Reference Include="System.Device.I2c, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\packages\nanoFramework.System.Device.I2c.2.0.0-preview.11\lib\netnano1.0\System.Device.I2c.dll</HintPath>
     </Reference>
     <Reference Include="System.Device.Model">
       <HintPath>..\packages\nanoFramework.System.Device.Model.2.0.0-preview.54\lib\System.Device.Model.dll</HintPath>
@@ -101,14 +101,14 @@
     <Reference Include="System.Device.Pwm">
       <HintPath>..\packages\nanoFramework.System.Device.Pwm.2.0.0-preview.11\lib\netnano1.0\System.Device.Pwm.dll</HintPath>
     </Reference>
-    <Reference Include="System.Device.Spi">
-      <HintPath>..\packages\nanoFramework.System.Device.Spi.2.0.0-preview.14\lib\netnano1.0\System.Device.Spi.dll</HintPath>
+    <Reference Include="System.Device.Spi, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\packages\nanoFramework.System.Device.Spi.2.0.0-preview.16\lib\netnano1.0\System.Device.Spi.dll</HintPath>
     </Reference>
-    <Reference Include="System.Diagnostics.Stopwatch">
-      <HintPath>..\packages\nanoFramework.System.Diagnostics.Stopwatch.2.0.0-preview.54\lib\System.Diagnostics.Stopwatch.dll</HintPath>
+    <Reference Include="System.Diagnostics.Stopwatch, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\packages\nanoFramework.System.Diagnostics.Stopwatch.2.0.0-preview.59\lib\System.Diagnostics.Stopwatch.dll</HintPath>
     </Reference>
-    <Reference Include="System.IO.FileSystem">
-      <HintPath>..\packages\nanoFramework.System.IO.FileSystem.2.0.0-preview.15\lib\netnano1.0\System.IO.FileSystem.dll</HintPath>
+    <Reference Include="System.IO.FileSystem, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\packages\nanoFramework.System.IO.FileSystem.2.0.0-preview.16\lib\netnano1.0\System.IO.FileSystem.dll</HintPath>
     </Reference>
     <Reference Include="System.IO.Ports">
       <HintPath>..\packages\nanoFramework.System.IO.Ports.2.0.0-preview.23\lib\netnano1.0\System.IO.Ports.dll</HintPath>
@@ -138,8 +138,8 @@
     <Reference Include="System.Numerics">
       <HintPath>..\packages\nanoFramework.System.Numerics.2.0.0-preview.54\lib\System.Numerics.dll</HintPath>
     </Reference>
-    <Reference Include="System.Threading">
-      <HintPath>..\packages\nanoFramework.System.Threading.2.0.0-preview.9\lib\netnano1.0\System.Threading.dll</HintPath>
+    <Reference Include="System.Threading, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\packages\nanoFramework.System.Threading.2.0.0-preview.11\lib\netnano1.0\System.Threading.dll</HintPath>
     </Reference>
   </ItemGroup>
   <ItemGroup>
diff --git a/nanoFramework.M5Core2/packages.config b/nanoFramework.M5Core2/packages.config
index afd28b0f..c68dcd3b 100644
--- a/nanoFramework.M5Core2/packages.config
+++ b/nanoFramework.M5Core2/packages.config
@@ -4,13 +4,13 @@
   <package id="nanoFramework.Graphics" version="2.0.0-preview.23" targetFramework="netnano1.0" />
   <package id="nanoFramework.Graphics.Core" version="2.0.0-preview.23" targetFramework="netnano1.0" />
   <package id="nanoFramework.Hardware.Esp32" version="2.0.0-preview.11" targetFramework="netnano1.0" />
-  <package id="nanoFramework.Iot.Device.Axp192" version="2.0.0-preview.49" targetFramework="netnano1.0" />
-  <package id="nanoFramework.Iot.Device.Bmm150" version="2.0.0-preview.45" targetFramework="netnano1.0" />
-  <package id="nanoFramework.Iot.Device.Button" version="2.0.0-preview.49" targetFramework="netnano1.0" />
+  <package id="nanoFramework.Iot.Device.Axp192" version="2.0.0-preview.62" targetFramework="netnano1.0" />
+  <package id="nanoFramework.Iot.Device.Bmm150" version="2.0.0-preview.62" targetFramework="netnano1.0" />
+  <package id="nanoFramework.Iot.Device.Button" version="2.0.0-preview.62" targetFramework="netnano1.0" />
   <package id="nanoFramework.Iot.Device.Common.NumberHelper" version="2.0.0-preview.54" targetFramework="netnano1.0" />
-  <package id="nanoFramework.Iot.Device.Ft6xx6x" version="2.0.0-preview.57" targetFramework="netnano1.0" />
-  <package id="nanoFramework.Iot.Device.Mpu6886" version="2.0.0-preview.45" targetFramework="netnano1.0" />
-  <package id="nanoFramework.Iot.Device.Rtc" version="2.0.0-preview.45" targetFramework="netnano1.0" />
+  <package id="nanoFramework.Iot.Device.Ft6xx6x" version="2.0.0-preview.63" targetFramework="netnano1.0" />
+  <package id="nanoFramework.Iot.Device.Mpu6886" version="2.0.0-preview.62" targetFramework="netnano1.0" />
+  <package id="nanoFramework.Iot.Device.Rtc" version="2.0.0-preview.62" targetFramework="netnano1.0" />
   <package id="nanoFramework.ResourceManager" version="2.0.0-preview.9" targetFramework="netnano1.0" />
   <package id="nanoFramework.Runtime.Events" version="2.0.0-preview.12" targetFramework="netnano1.0" />
   <package id="nanoFramework.Runtime.Native" version="2.0.0-preview.24" targetFramework="netnano1.0" />
@@ -19,18 +19,18 @@
   <package id="nanoFramework.System.Device.Adc" version="2.0.0-preview.9" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.Device.Dac" version="2.0.0-preview.1" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.Device.Gpio" version="2.0.0-preview.16" targetFramework="netnano1.0" />
-  <package id="nanoFramework.System.Device.I2c" version="2.0.0-preview.10" targetFramework="netnano1.0" />
+  <package id="nanoFramework.System.Device.I2c" version="2.0.0-preview.11" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.Device.Model" version="2.0.0-preview.54" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.Device.Pwm" version="2.0.0-preview.11" targetFramework="netnano1.0" />
-  <package id="nanoFramework.System.Device.Spi" version="2.0.0-preview.14" targetFramework="netnano1.0" />
-  <package id="nanoFramework.System.Diagnostics.Stopwatch" version="2.0.0-preview.54" targetFramework="netnano1.0" />
-  <package id="nanoFramework.System.IO.FileSystem" version="2.0.0-preview.15" targetFramework="netnano1.0" />
+  <package id="nanoFramework.System.Device.Spi" version="2.0.0-preview.16" targetFramework="netnano1.0" />
+  <package id="nanoFramework.System.Diagnostics.Stopwatch" version="2.0.0-preview.59" targetFramework="netnano1.0" />
+  <package id="nanoFramework.System.IO.FileSystem" version="2.0.0-preview.16" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.IO.Ports" version="2.0.0-preview.23" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.IO.Streams" version="2.0.0-preview.18" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.Math" version="2.0.0-preview.6" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.Numerics" version="2.0.0-preview.54" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.Text" version="2.0.0-preview.18" targetFramework="netnano1.0" />
-  <package id="nanoFramework.System.Threading" version="2.0.0-preview.9" targetFramework="netnano1.0" />
+  <package id="nanoFramework.System.Threading" version="2.0.0-preview.11" targetFramework="netnano1.0" />
   <package id="nanoFramework.UnitsNet.ElectricCurrent" version="5.77.0-preview.5" targetFramework="netnano1.0" />
   <package id="nanoFramework.UnitsNet.ElectricPotential" version="5.77.0-preview.5" targetFramework="netnano1.0" />
   <package id="nanoFramework.UnitsNet.Power" version="5.77.0-preview.5" targetFramework="netnano1.0" />
diff --git a/nanoFramework.M5Core2/packages.lock.json b/nanoFramework.M5Core2/packages.lock.json
index 86a9940c..28947b89 100644
--- a/nanoFramework.M5Core2/packages.lock.json
+++ b/nanoFramework.M5Core2/packages.lock.json
@@ -28,21 +28,21 @@
       },
       "nanoFramework.Iot.Device.Axp192": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.49, 2.0.0-preview.49]",
-        "resolved": "2.0.0-preview.49",
-        "contentHash": "d8fWgCm+WE7FR65XMUc075JrMShy6Yr7ZQhIamkq5z9YvXybaJI+RQARxktbGeeef0/SVp0Nc1SO8O3q3CifIA=="
+        "requested": "[2.0.0-preview.62, 2.0.0-preview.62]",
+        "resolved": "2.0.0-preview.62",
+        "contentHash": "S5bWPTl2ReeKMHRgwCQrzcxzV+HsB4kKlTqPcQVi/IueT1P88ve3J/s6kAbwvC/SsrRaFu8bc4LqmUX6/O/mPQ=="
       },
       "nanoFramework.Iot.Device.Bmm150": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.45, 2.0.0-preview.45]",
-        "resolved": "2.0.0-preview.45",
-        "contentHash": "qQtWsxi0pyGQjCNr64HKmsPRuZps0DdgLo8gcPJoggONk1kMlu0NUYVd2wT3xKv0yMlPH3WJxwwE1sBDFHk1gw=="
+        "requested": "[2.0.0-preview.62, 2.0.0-preview.62]",
+        "resolved": "2.0.0-preview.62",
+        "contentHash": "7VPyp+4U4pXgWd28BylGmkk9RgbeaCUcYLOaTA/REKY6QVKB6CvMobyo7PJwfV0ptfUN5G/NtexWFV3uBFg8lQ=="
       },
       "nanoFramework.Iot.Device.Button": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.49, 2.0.0-preview.49]",
-        "resolved": "2.0.0-preview.49",
-        "contentHash": "L2Ct9hzsk+xkqYMuGKmQDwg/BCaK3EQYQK8OegQvNpEuwJI3u2mGstnwJfWE2Fj3tPcxlVkNMLFjq1I+vcCQKA=="
+        "requested": "[2.0.0-preview.62, 2.0.0-preview.62]",
+        "resolved": "2.0.0-preview.62",
+        "contentHash": "DxYU+C3J3JifHSEYG0eVVLv4fgAmbBSmcR1X6y+GH/gLaS6Ukoei4DICJIsMLnOFycISWr0uNbk9rMKrYG1y5A=="
       },
       "nanoFramework.Iot.Device.Common.NumberHelper": {
         "type": "Direct",
@@ -52,21 +52,21 @@
       },
       "nanoFramework.Iot.Device.Ft6xx6x": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.57, 2.0.0-preview.57]",
-        "resolved": "2.0.0-preview.57",
-        "contentHash": "vrAsdbxvBFs0+AKcswKDSd+9ZO0W9gSBAAwh0k69/JEbsiRcEvnmxGahef1+u+gQeCirDfhhHuLbXwu187yr8A=="
+        "requested": "[2.0.0-preview.63, 2.0.0-preview.63]",
+        "resolved": "2.0.0-preview.63",
+        "contentHash": "wZhfCNCX4CQPLYDFTslAGXxdr1bmoxFKHrTx7kzFxAuI/SnH0LzdRIz3c8Q3ndBMkL9WfJ7RXeJAAn78Jy0PZw=="
       },
       "nanoFramework.Iot.Device.Mpu6886": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.45, 2.0.0-preview.45]",
-        "resolved": "2.0.0-preview.45",
-        "contentHash": "wHdIGLi4/o3ZU6iT3HhEUKM8U5LhM0EwXJQ5Owl4pDFG7g/wwIySFMmmus1j4vkKvxvKBGOhqsY3Kym1L2iOKw=="
+        "requested": "[2.0.0-preview.62, 2.0.0-preview.62]",
+        "resolved": "2.0.0-preview.62",
+        "contentHash": "1cMZLzgwyTSX8vkJ/+qKsehie4fToJw5KgtzUKRwhR2L87FfEnYqT/dzfH+tbZjSKjhqQBSOeSMFhRPJRZGLMg=="
       },
       "nanoFramework.Iot.Device.Rtc": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.45, 2.0.0-preview.45]",
-        "resolved": "2.0.0-preview.45",
-        "contentHash": "H93R/5Ta4cI8QGjAaGrTAXJbJnvCWFU4lkEkYSv6VBLApSE66I1MwpNUy/YRj1FGtAdo0SqGNcGhNiguR0HmSA=="
+        "requested": "[2.0.0-preview.62, 2.0.0-preview.62]",
+        "resolved": "2.0.0-preview.62",
+        "contentHash": "msQ+xyRP3BkTYkKyW+vxuH8/ZYtS7OZTY17W8n9gMeZK1sYn0kcCwNUZmzM/oU4IlM3DdXNVNCCAHIkUiazWsQ=="
       },
       "nanoFramework.ResourceManager": {
         "type": "Direct",
@@ -118,9 +118,9 @@
       },
       "nanoFramework.System.Device.I2c": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.10, 2.0.0-preview.10]",
-        "resolved": "2.0.0-preview.10",
-        "contentHash": "q2EBF7dvA8agT8OtMR9zCiY4SARKlyCBCWVVwHxMcoBBIKVRhRHsBD8FSAYtWbpqZbK+Ls0G88Q6jfsVxxzmBg=="
+        "requested": "[2.0.0-preview.11, 2.0.0-preview.11]",
+        "resolved": "2.0.0-preview.11",
+        "contentHash": "bRJzm6P3oDwK78hO8cNncRTfw56c5piXfLWiT+fJBjfegVsfbuvOfXqy3/2odvY2mRZpbDNGjnHTXTsNJk5j+g=="
       },
       "nanoFramework.System.Device.Model": {
         "type": "Direct",
@@ -136,21 +136,21 @@
       },
       "nanoFramework.System.Device.Spi": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.14, 2.0.0-preview.14]",
-        "resolved": "2.0.0-preview.14",
-        "contentHash": "1vV5bX2zRO/5Bgok2ovnr0DFBFu4kwBa82TdvkCQCHoImhHjhYmAPTkaYGur+P/omgbjdIPhYgvAi5WZhGMpNw=="
+        "requested": "[2.0.0-preview.16, 2.0.0-preview.16]",
+        "resolved": "2.0.0-preview.16",
+        "contentHash": "vzWlR8FBYYTr536ocJb3mXfhvBKc4dPJVM4zYgjD1y/hNPTp7RZjjvx6b2D/7X8I2cItO2N7PiDtcw33BJOeTA=="
       },
       "nanoFramework.System.Diagnostics.Stopwatch": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.54, 2.0.0-preview.54]",
-        "resolved": "2.0.0-preview.54",
-        "contentHash": "E4DLo0bVWHJKFkvI8rdCAzz59ADvXiG4bNZi5/PmVMC4JL5PVklWRrQejBm866TOFGguSFEyLP+YlbiFL+0fng=="
+        "requested": "[2.0.0-preview.59, 2.0.0-preview.59]",
+        "resolved": "2.0.0-preview.59",
+        "contentHash": "RpDGPX47vWk9BUuvxdOL34T7O5OHb4q8CGZUwuMmxy3UovcTyJOd6kUyr7oMuwyVsZE0L47Z+ELz/y1wGMw0lw=="
       },
       "nanoFramework.System.IO.FileSystem": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.15, 2.0.0-preview.15]",
-        "resolved": "2.0.0-preview.15",
-        "contentHash": "rOGvrXErqk175ylzCZuMpW+eelylZc04A9qlPOEs1FAMADf5IWHgGsgzvab5s8KOhcsyeZ5l+DmcSLaI7oKlNQ=="
+        "requested": "[2.0.0-preview.16, 2.0.0-preview.16]",
+        "resolved": "2.0.0-preview.16",
+        "contentHash": "79x5jl1p5QL+UYgGvf/BfkYOCQ9uiezTLfUCuHDIRlGZ4XOwf3vHKezPvAxPlOgd9euFhsueNpVZP5tvITMtVw=="
       },
       "nanoFramework.System.IO.Ports": {
         "type": "Direct",
@@ -184,9 +184,9 @@
       },
       "nanoFramework.System.Threading": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.9, 2.0.0-preview.9]",
-        "resolved": "2.0.0-preview.9",
-        "contentHash": "5bn3gYlNFhufVyypUUoBbmVZm3l502UikPvS4JbHJZXeEzWpUVBLUlcMOP9s9zFtinZ8F8KJixYFJaDKvvn5UQ=="
+        "requested": "[2.0.0-preview.11, 2.0.0-preview.11]",
+        "resolved": "2.0.0-preview.11",
+        "contentHash": "2o1p17pjNoV2DNZEaO2EKu8L9tR2CSwE558iVxyCUa8EZ4T4C98E9YyZmryXTlTB/wzEfLzB0I5GAVsQGHWKeg=="
       },
       "nanoFramework.UnitsNet.ElectricCurrent": {
         "type": "Direct",
diff --git a/nanoFramework.M5StickC.nuspec b/nanoFramework.M5StickC.nuspec
index 9957626e..0cbeb3c1 100644
--- a/nanoFramework.M5StickC.nuspec
+++ b/nanoFramework.M5StickC.nuspec
@@ -18,18 +18,17 @@
     <description>This package includes the nanoFramework.M5StickC assembly for .NET nanoFramework C# projects.</description>
     <tags>nanoFramework C# csharp netmf netnf m5stack M5StickC</tags>
     <dependencies>
-    <group targetFramework=".NETnanoFramework1.0">
-      <dependency id="nanoFramework.CoreLibrary" version="2.0.0-preview.35" />
-      <dependency id="nanoFramework.Graphics" version="2.0.0-preview.13" />
-      <dependency id="nanoFramework.Hardware.Esp32" version="2.0.0-preview.7" />
-      <dependency id="nanoFramework.Hardware.Esp32.Rmt" version="3.0.0-preview.8" />
-      <dependency id="nanoFramework.Iot.Device.Axp192" version="2.0.0-preview.16" />
-      <dependency id="nanoFramework.Iot.Device.Button" version="2.0.0-preview.16" />
-      <dependency id="nanoFramework.Iot.Device.Mpu6886" version="2.0.0-preview.16" />
-      <dependency id="nanoFramework.Iot.Device.Rtc" version="2.0.0-preview.16" />
-      <dependency id="nanoFramework.System.Diagnostics.Stopwatch" version="2.0.0-preview.4" />
-
-    </group>
+      <group targetFramework=".NETnanoFramework1.0">
+        <dependency id="nanoFramework.CoreLibrary" version="2.0.0-preview.49" />
+        <dependency id="nanoFramework.Graphics" version="2.0.0-preview.23" />
+        <dependency id="nanoFramework.Hardware.Esp32" version="2.0.0-preview.11" />
+        <dependency id="nanoFramework.Hardware.Esp32.Rmt" version="3.0.0-preview.17" />
+        <dependency id="nanoFramework.Iot.Device.Axp192" version="2.0.0-preview.62" />
+        <dependency id="nanoFramework.Iot.Device.Button" version="2.0.0-preview.62" />
+        <dependency id="nanoFramework.Iot.Device.Mpu6886" version="2.0.0-preview.62" />
+        <dependency id="nanoFramework.Iot.Device.Rtc" version="2.0.0-preview.62" />
+        <dependency id="nanoFramework.System.Diagnostics.Stopwatch" version="2.0.0-preview.59" />
+      </group>
     </dependencies>
   </metadata>
   <files>
@@ -39,4 +38,4 @@
     <file src="assets\nf-logo.png" target="images\" />
     <file src="LICENSE.md" target="" />
   </files>
-</package>
+</package>
\ No newline at end of file
diff --git a/nanoFramework.M5StickC/nanoFramework.M5StickC.nfproj b/nanoFramework.M5StickC/nanoFramework.M5StickC.nfproj
index 7d6d06e3..95d17be7 100644
--- a/nanoFramework.M5StickC/nanoFramework.M5StickC.nfproj
+++ b/nanoFramework.M5StickC/nanoFramework.M5StickC.nfproj
@@ -32,20 +32,20 @@
     </Compile>
   </ItemGroup>
   <ItemGroup>
-    <Reference Include="Iot.Device.Axp192">
-      <HintPath>..\packages\nanoFramework.Iot.Device.Axp192.2.0.0-preview.49\lib\Iot.Device.Axp192.dll</HintPath>
+    <Reference Include="Iot.Device.Axp192, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\packages\nanoFramework.Iot.Device.Axp192.2.0.0-preview.62\lib\Iot.Device.Axp192.dll</HintPath>
     </Reference>
-    <Reference Include="Iot.Device.Button">
-      <HintPath>..\packages\nanoFramework.Iot.Device.Button.2.0.0-preview.49\lib\Iot.Device.Button.dll</HintPath>
+    <Reference Include="Iot.Device.Button, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\packages\nanoFramework.Iot.Device.Button.2.0.0-preview.62\lib\Iot.Device.Button.dll</HintPath>
     </Reference>
     <Reference Include="Iot.Device.Common.NumberHelper">
       <HintPath>..\packages\nanoFramework.Iot.Device.Common.NumberHelper.2.0.0-preview.54\lib\Iot.Device.Common.NumberHelper.dll</HintPath>
     </Reference>
-    <Reference Include="Iot.Device.Mpu6886">
-      <HintPath>..\packages\nanoFramework.Iot.Device.Mpu6886.2.0.0-preview.45\lib\Iot.Device.Mpu6886.dll</HintPath>
+    <Reference Include="Iot.Device.Mpu6886, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\packages\nanoFramework.Iot.Device.Mpu6886.2.0.0-preview.62\lib\Iot.Device.Mpu6886.dll</HintPath>
     </Reference>
-    <Reference Include="Iot.Device.Rtc">
-      <HintPath>..\packages\nanoFramework.Iot.Device.Rtc.2.0.0-preview.45\lib\Iot.Device.Rtc.dll</HintPath>
+    <Reference Include="Iot.Device.Rtc, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\packages\nanoFramework.Iot.Device.Rtc.2.0.0-preview.62\lib\Iot.Device.Rtc.dll</HintPath>
     </Reference>
     <Reference Include="mscorlib">
       <HintPath>..\packages\nanoFramework.CoreLibrary.2.0.0-preview.49\lib\netnano1.0\mscorlib.dll</HintPath>
@@ -80,14 +80,14 @@
     <Reference Include="System.Device.Gpio">
       <HintPath>..\packages\nanoFramework.System.Device.Gpio.2.0.0-preview.16\lib\netnano1.0\System.Device.Gpio.dll</HintPath>
     </Reference>
-    <Reference Include="System.Device.I2c">
-      <HintPath>..\packages\nanoFramework.System.Device.I2c.2.0.0-preview.10\lib\netnano1.0\System.Device.I2c.dll</HintPath>
+    <Reference Include="System.Device.I2c, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\packages\nanoFramework.System.Device.I2c.2.0.0-preview.11\lib\netnano1.0\System.Device.I2c.dll</HintPath>
     </Reference>
     <Reference Include="System.Device.Model">
       <HintPath>..\packages\nanoFramework.System.Device.Model.2.0.0-preview.54\lib\System.Device.Model.dll</HintPath>
     </Reference>
-    <Reference Include="System.Diagnostics.Stopwatch">
-      <HintPath>..\packages\nanoFramework.System.Diagnostics.Stopwatch.2.0.0-preview.54\lib\System.Diagnostics.Stopwatch.dll</HintPath>
+    <Reference Include="System.Diagnostics.Stopwatch, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\packages\nanoFramework.System.Diagnostics.Stopwatch.2.0.0-preview.59\lib\System.Diagnostics.Stopwatch.dll</HintPath>
     </Reference>
     <Reference Include="System.Math">
       <HintPath>..\packages\nanoFramework.System.Math.2.0.0-preview.6\lib\System.Math.dll</HintPath>
diff --git a/nanoFramework.M5StickC/packages.config b/nanoFramework.M5StickC/packages.config
index ca1f9653..2b5f00f2 100644
--- a/nanoFramework.M5StickC/packages.config
+++ b/nanoFramework.M5StickC/packages.config
@@ -4,20 +4,20 @@
   <package id="nanoFramework.Graphics" version="2.0.0-preview.23" targetFramework="netnano1.0" />
   <package id="nanoFramework.Hardware.Esp32" version="2.0.0-preview.11" targetFramework="netnano1.0" />
   <package id="nanoFramework.Hardware.Esp32.Rmt" version="3.0.0-preview.17" targetFramework="netnano1.0" />
-  <package id="nanoFramework.Iot.Device.Axp192" version="2.0.0-preview.49" targetFramework="netnano1.0" />
-  <package id="nanoFramework.Iot.Device.Button" version="2.0.0-preview.49" targetFramework="netnano1.0" />
+  <package id="nanoFramework.Iot.Device.Axp192" version="2.0.0-preview.62" targetFramework="netnano1.0" />
+  <package id="nanoFramework.Iot.Device.Button" version="2.0.0-preview.62" targetFramework="netnano1.0" />
   <package id="nanoFramework.Iot.Device.Common.NumberHelper" version="2.0.0-preview.54" targetFramework="netnano1.0" />
-  <package id="nanoFramework.Iot.Device.Mpu6886" version="2.0.0-preview.45" targetFramework="netnano1.0" />
-  <package id="nanoFramework.Iot.Device.Rtc" version="2.0.0-preview.45" targetFramework="netnano1.0" />
+  <package id="nanoFramework.Iot.Device.Mpu6886" version="2.0.0-preview.62" targetFramework="netnano1.0" />
+  <package id="nanoFramework.Iot.Device.Rtc" version="2.0.0-preview.62" targetFramework="netnano1.0" />
   <package id="nanoFramework.ResourceManager" version="2.0.0-preview.9" targetFramework="netnano1.0" />
   <package id="nanoFramework.Runtime.Events" version="2.0.0-preview.12" targetFramework="netnano1.0" />
   <package id="nanoFramework.Runtime.Native" version="2.0.0-preview.24" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.Buffers.Binary.BinaryPrimitives" version="2.0.0-preview.54" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.Collections" version="2.0.0-preview.14" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.Device.Gpio" version="2.0.0-preview.16" targetFramework="netnano1.0" />
-  <package id="nanoFramework.System.Device.I2c" version="2.0.0-preview.10" targetFramework="netnano1.0" />
+  <package id="nanoFramework.System.Device.I2c" version="2.0.0-preview.11" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.Device.Model" version="2.0.0-preview.54" targetFramework="netnano1.0" />
-  <package id="nanoFramework.System.Diagnostics.Stopwatch" version="2.0.0-preview.54" targetFramework="netnano1.0" />
+  <package id="nanoFramework.System.Diagnostics.Stopwatch" version="2.0.0-preview.59" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.Math" version="2.0.0-preview.6" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.Numerics" version="2.0.0-preview.54" targetFramework="netnano1.0" />
   <package id="nanoFramework.UnitsNet.ElectricCurrent" version="5.77.0-preview.5" targetFramework="netnano1.0" />
diff --git a/nanoFramework.M5StickC/packages.lock.json b/nanoFramework.M5StickC/packages.lock.json
index a0ad8145..a1fa03e5 100644
--- a/nanoFramework.M5StickC/packages.lock.json
+++ b/nanoFramework.M5StickC/packages.lock.json
@@ -28,15 +28,15 @@
       },
       "nanoFramework.Iot.Device.Axp192": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.49, 2.0.0-preview.49]",
-        "resolved": "2.0.0-preview.49",
-        "contentHash": "d8fWgCm+WE7FR65XMUc075JrMShy6Yr7ZQhIamkq5z9YvXybaJI+RQARxktbGeeef0/SVp0Nc1SO8O3q3CifIA=="
+        "requested": "[2.0.0-preview.62, 2.0.0-preview.62]",
+        "resolved": "2.0.0-preview.62",
+        "contentHash": "S5bWPTl2ReeKMHRgwCQrzcxzV+HsB4kKlTqPcQVi/IueT1P88ve3J/s6kAbwvC/SsrRaFu8bc4LqmUX6/O/mPQ=="
       },
       "nanoFramework.Iot.Device.Button": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.49, 2.0.0-preview.49]",
-        "resolved": "2.0.0-preview.49",
-        "contentHash": "L2Ct9hzsk+xkqYMuGKmQDwg/BCaK3EQYQK8OegQvNpEuwJI3u2mGstnwJfWE2Fj3tPcxlVkNMLFjq1I+vcCQKA=="
+        "requested": "[2.0.0-preview.62, 2.0.0-preview.62]",
+        "resolved": "2.0.0-preview.62",
+        "contentHash": "DxYU+C3J3JifHSEYG0eVVLv4fgAmbBSmcR1X6y+GH/gLaS6Ukoei4DICJIsMLnOFycISWr0uNbk9rMKrYG1y5A=="
       },
       "nanoFramework.Iot.Device.Common.NumberHelper": {
         "type": "Direct",
@@ -46,15 +46,15 @@
       },
       "nanoFramework.Iot.Device.Mpu6886": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.45, 2.0.0-preview.45]",
-        "resolved": "2.0.0-preview.45",
-        "contentHash": "wHdIGLi4/o3ZU6iT3HhEUKM8U5LhM0EwXJQ5Owl4pDFG7g/wwIySFMmmus1j4vkKvxvKBGOhqsY3Kym1L2iOKw=="
+        "requested": "[2.0.0-preview.62, 2.0.0-preview.62]",
+        "resolved": "2.0.0-preview.62",
+        "contentHash": "1cMZLzgwyTSX8vkJ/+qKsehie4fToJw5KgtzUKRwhR2L87FfEnYqT/dzfH+tbZjSKjhqQBSOeSMFhRPJRZGLMg=="
       },
       "nanoFramework.Iot.Device.Rtc": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.45, 2.0.0-preview.45]",
-        "resolved": "2.0.0-preview.45",
-        "contentHash": "H93R/5Ta4cI8QGjAaGrTAXJbJnvCWFU4lkEkYSv6VBLApSE66I1MwpNUy/YRj1FGtAdo0SqGNcGhNiguR0HmSA=="
+        "requested": "[2.0.0-preview.62, 2.0.0-preview.62]",
+        "resolved": "2.0.0-preview.62",
+        "contentHash": "msQ+xyRP3BkTYkKyW+vxuH8/ZYtS7OZTY17W8n9gMeZK1sYn0kcCwNUZmzM/oU4IlM3DdXNVNCCAHIkUiazWsQ=="
       },
       "nanoFramework.ResourceManager": {
         "type": "Direct",
@@ -94,9 +94,9 @@
       },
       "nanoFramework.System.Device.I2c": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.10, 2.0.0-preview.10]",
-        "resolved": "2.0.0-preview.10",
-        "contentHash": "q2EBF7dvA8agT8OtMR9zCiY4SARKlyCBCWVVwHxMcoBBIKVRhRHsBD8FSAYtWbpqZbK+Ls0G88Q6jfsVxxzmBg=="
+        "requested": "[2.0.0-preview.11, 2.0.0-preview.11]",
+        "resolved": "2.0.0-preview.11",
+        "contentHash": "bRJzm6P3oDwK78hO8cNncRTfw56c5piXfLWiT+fJBjfegVsfbuvOfXqy3/2odvY2mRZpbDNGjnHTXTsNJk5j+g=="
       },
       "nanoFramework.System.Device.Model": {
         "type": "Direct",
@@ -106,9 +106,9 @@
       },
       "nanoFramework.System.Diagnostics.Stopwatch": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.54, 2.0.0-preview.54]",
-        "resolved": "2.0.0-preview.54",
-        "contentHash": "E4DLo0bVWHJKFkvI8rdCAzz59ADvXiG4bNZi5/PmVMC4JL5PVklWRrQejBm866TOFGguSFEyLP+YlbiFL+0fng=="
+        "requested": "[2.0.0-preview.59, 2.0.0-preview.59]",
+        "resolved": "2.0.0-preview.59",
+        "contentHash": "RpDGPX47vWk9BUuvxdOL34T7O5OHb4q8CGZUwuMmxy3UovcTyJOd6kUyr7oMuwyVsZE0L47Z+ELz/y1wGMw0lw=="
       },
       "nanoFramework.System.Math": {
         "type": "Direct",
diff --git a/nanoFramework.M5StickCPlus.nuspec b/nanoFramework.M5StickCPlus.nuspec
index a1ecefb2..7f2f5c6e 100644
--- a/nanoFramework.M5StickCPlus.nuspec
+++ b/nanoFramework.M5StickCPlus.nuspec
@@ -18,18 +18,18 @@
     <description>This package includes the nanoFramework.M5StickCPlus assembly for .NET nanoFramework C# projects.</description>
     <tags>nanoFramework C# csharp netmf netnf m5stack M5StickCPlus</tags>
     <dependencies>
-    <group targetFramework=".NETnanoFramework1.0">
-      <dependency id="nanoFramework.CoreLibrary" version="2.0.0-preview.35" />
-      <dependency id="nanoFramework.Graphics" version="2.0.0-preview.13" />
-      <dependency id="nanoFramework.Hardware.Esp32" version="2.0.0-preview.7" />
-      <dependency id="nanoFramework.Hardware.Esp32.Rmt" version="3.0.0-preview.8" />
-      <dependency id="nanoFramework.Iot.Device.Axp192" version="2.0.0-preview.16" />
-      <dependency id="nanoFramework.Iot.Device.Button" version="2.0.0-preview.16" />
-      <dependency id="nanoFramework.Iot.Device.Buzzer" version="2.0.0-preview.16" />
-      <dependency id="nanoFramework.Iot.Device.Mpu6886" version="2.0.0-preview.16" />
-      <dependency id="nanoFramework.Iot.Device.Rtc" version="2.0.0-preview.16" />
-      <dependency id="nanoFramework.System.Diagnostics.Stopwatch" version="2.0.0-preview.4" />
-    </group>
+      <group targetFramework=".NETnanoFramework1.0">
+        <dependency id="nanoFramework.CoreLibrary" version="2.0.0-preview.49" />
+        <dependency id="nanoFramework.Graphics" version="2.0.0-preview.23" />
+        <dependency id="nanoFramework.Hardware.Esp32" version="2.0.0-preview.11" />
+        <dependency id="nanoFramework.Hardware.Esp32.Rmt" version="3.0.0-preview.17" />
+        <dependency id="nanoFramework.Iot.Device.Axp192" version="2.0.0-preview.62" />
+        <dependency id="nanoFramework.Iot.Device.Button" version="2.0.0-preview.62" />
+        <dependency id="nanoFramework.Iot.Device.Buzzer" version="2.0.0-preview.62" />
+        <dependency id="nanoFramework.Iot.Device.Mpu6886" version="2.0.0-preview.62" />
+        <dependency id="nanoFramework.Iot.Device.Rtc" version="2.0.0-preview.62" />
+        <dependency id="nanoFramework.System.Diagnostics.Stopwatch" version="2.0.0-preview.59" />
+      </group>
     </dependencies>
   </metadata>
   <files>
@@ -39,4 +39,4 @@
     <file src="assets\nf-logo.png" target="images\" />
     <file src="LICENSE.md" target="" />
   </files>
-</package>
+</package>
\ No newline at end of file
diff --git a/nanoFramework.M5StickCPlus/nanoFramework.M5StickCPlus.nfproj b/nanoFramework.M5StickCPlus/nanoFramework.M5StickCPlus.nfproj
index d5653df0..7c524a77 100644
--- a/nanoFramework.M5StickCPlus/nanoFramework.M5StickCPlus.nfproj
+++ b/nanoFramework.M5StickCPlus/nanoFramework.M5StickCPlus.nfproj
@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="utf-8"?>
+<?xml version="1.0" encoding="utf-8"?>
 <Project ToolsVersion="Current" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
   <Import Project="..\packages\Nerdbank.GitVersioning.3.9.50\build\Nerdbank.GitVersioning.props" Condition="Exists('..\packages\Nerdbank.GitVersioning.3.9.50\build\Nerdbank.GitVersioning.props')" />
   <PropertyGroup Label="Globals">
@@ -31,23 +31,23 @@
     </Compile>
   </ItemGroup>
   <ItemGroup>
-    <Reference Include="Iot.Device.Axp192">
-      <HintPath>..\packages\nanoFramework.Iot.Device.Axp192.2.0.0-preview.49\lib\Iot.Device.Axp192.dll</HintPath>
+    <Reference Include="Iot.Device.Axp192, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\packages\nanoFramework.Iot.Device.Axp192.2.0.0-preview.62\lib\Iot.Device.Axp192.dll</HintPath>
     </Reference>
-    <Reference Include="Iot.Device.Button">
-      <HintPath>..\packages\nanoFramework.Iot.Device.Button.2.0.0-preview.49\lib\Iot.Device.Button.dll</HintPath>
+    <Reference Include="Iot.Device.Button, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\packages\nanoFramework.Iot.Device.Button.2.0.0-preview.62\lib\Iot.Device.Button.dll</HintPath>
     </Reference>
-    <Reference Include="Iot.Device.Buzzer">
-      <HintPath>..\packages\nanoFramework.Iot.Device.Buzzer.2.0.0-preview.45\lib\Iot.Device.Buzzer.dll</HintPath>
+    <Reference Include="Iot.Device.Buzzer, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\packages\nanoFramework.Iot.Device.Buzzer.2.0.0-preview.62\lib\Iot.Device.Buzzer.dll</HintPath>
     </Reference>
     <Reference Include="Iot.Device.Common.NumberHelper">
       <HintPath>..\packages\nanoFramework.Iot.Device.Common.NumberHelper.2.0.0-preview.54\lib\Iot.Device.Common.NumberHelper.dll</HintPath>
     </Reference>
-    <Reference Include="Iot.Device.Mpu6886">
-      <HintPath>..\packages\nanoFramework.Iot.Device.Mpu6886.2.0.0-preview.45\lib\Iot.Device.Mpu6886.dll</HintPath>
+    <Reference Include="Iot.Device.Mpu6886, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\packages\nanoFramework.Iot.Device.Mpu6886.2.0.0-preview.62\lib\Iot.Device.Mpu6886.dll</HintPath>
     </Reference>
-    <Reference Include="Iot.Device.Rtc">
-      <HintPath>..\packages\nanoFramework.Iot.Device.Rtc.2.0.0-preview.45\lib\Iot.Device.Rtc.dll</HintPath>
+    <Reference Include="Iot.Device.Rtc, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\packages\nanoFramework.Iot.Device.Rtc.2.0.0-preview.62\lib\Iot.Device.Rtc.dll</HintPath>
     </Reference>
     <Reference Include="mscorlib">
       <HintPath>..\packages\nanoFramework.CoreLibrary.2.0.0-preview.49\lib\netnano1.0\mscorlib.dll</HintPath>
@@ -82,8 +82,8 @@
     <Reference Include="System.Device.Gpio">
       <HintPath>..\packages\nanoFramework.System.Device.Gpio.2.0.0-preview.16\lib\netnano1.0\System.Device.Gpio.dll</HintPath>
     </Reference>
-    <Reference Include="System.Device.I2c">
-      <HintPath>..\packages\nanoFramework.System.Device.I2c.2.0.0-preview.10\lib\netnano1.0\System.Device.I2c.dll</HintPath>
+    <Reference Include="System.Device.I2c, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\packages\nanoFramework.System.Device.I2c.2.0.0-preview.11\lib\netnano1.0\System.Device.I2c.dll</HintPath>
     </Reference>
     <Reference Include="System.Device.Model">
       <HintPath>..\packages\nanoFramework.System.Device.Model.2.0.0-preview.54\lib\System.Device.Model.dll</HintPath>
@@ -91,8 +91,8 @@
     <Reference Include="System.Device.Pwm">
       <HintPath>..\packages\nanoFramework.System.Device.Pwm.2.0.0-preview.11\lib\netnano1.0\System.Device.Pwm.dll</HintPath>
     </Reference>
-    <Reference Include="System.Diagnostics.Stopwatch">
-      <HintPath>..\packages\nanoFramework.System.Diagnostics.Stopwatch.2.0.0-preview.54\lib\System.Diagnostics.Stopwatch.dll</HintPath>
+    <Reference Include="System.Diagnostics.Stopwatch, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\packages\nanoFramework.System.Diagnostics.Stopwatch.2.0.0-preview.59\lib\System.Diagnostics.Stopwatch.dll</HintPath>
     </Reference>
     <Reference Include="System.Math">
       <HintPath>..\packages\nanoFramework.System.Math.2.0.0-preview.6\lib\System.Math.dll</HintPath>
diff --git a/nanoFramework.M5StickCPlus/packages.config b/nanoFramework.M5StickCPlus/packages.config
index 76d6a503..23e4326c 100644
--- a/nanoFramework.M5StickCPlus/packages.config
+++ b/nanoFramework.M5StickCPlus/packages.config
@@ -4,22 +4,22 @@
   <package id="nanoFramework.Graphics" version="2.0.0-preview.23" targetFramework="netnano1.0" />
   <package id="nanoFramework.Hardware.Esp32" version="2.0.0-preview.11" targetFramework="netnano1.0" />
   <package id="nanoFramework.Hardware.Esp32.Rmt" version="3.0.0-preview.17" targetFramework="netnano1.0" />
-  <package id="nanoFramework.Iot.Device.Axp192" version="2.0.0-preview.49" targetFramework="netnano1.0" />
-  <package id="nanoFramework.Iot.Device.Button" version="2.0.0-preview.49" targetFramework="netnano1.0" />
-  <package id="nanoFramework.Iot.Device.Buzzer" version="2.0.0-preview.45" targetFramework="netnano1.0" />
+  <package id="nanoFramework.Iot.Device.Axp192" version="2.0.0-preview.62" targetFramework="netnano1.0" />
+  <package id="nanoFramework.Iot.Device.Button" version="2.0.0-preview.62" targetFramework="netnano1.0" />
+  <package id="nanoFramework.Iot.Device.Buzzer" version="2.0.0-preview.62" targetFramework="netnano1.0" />
   <package id="nanoFramework.Iot.Device.Common.NumberHelper" version="2.0.0-preview.54" targetFramework="netnano1.0" />
-  <package id="nanoFramework.Iot.Device.Mpu6886" version="2.0.0-preview.45" targetFramework="netnano1.0" />
-  <package id="nanoFramework.Iot.Device.Rtc" version="2.0.0-preview.45" targetFramework="netnano1.0" />
+  <package id="nanoFramework.Iot.Device.Mpu6886" version="2.0.0-preview.62" targetFramework="netnano1.0" />
+  <package id="nanoFramework.Iot.Device.Rtc" version="2.0.0-preview.62" targetFramework="netnano1.0" />
   <package id="nanoFramework.ResourceManager" version="2.0.0-preview.9" targetFramework="netnano1.0" />
   <package id="nanoFramework.Runtime.Events" version="2.0.0-preview.12" targetFramework="netnano1.0" />
   <package id="nanoFramework.Runtime.Native" version="2.0.0-preview.24" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.Buffers.Binary.BinaryPrimitives" version="2.0.0-preview.54" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.Collections" version="2.0.0-preview.14" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.Device.Gpio" version="2.0.0-preview.16" targetFramework="netnano1.0" />
-  <package id="nanoFramework.System.Device.I2c" version="2.0.0-preview.10" targetFramework="netnano1.0" />
+  <package id="nanoFramework.System.Device.I2c" version="2.0.0-preview.11" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.Device.Model" version="2.0.0-preview.54" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.Device.Pwm" version="2.0.0-preview.11" targetFramework="netnano1.0" />
-  <package id="nanoFramework.System.Diagnostics.Stopwatch" version="2.0.0-preview.54" targetFramework="netnano1.0" />
+  <package id="nanoFramework.System.Diagnostics.Stopwatch" version="2.0.0-preview.59" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.Math" version="2.0.0-preview.6" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.Numerics" version="2.0.0-preview.54" targetFramework="netnano1.0" />
   <package id="nanoFramework.UnitsNet.ElectricCurrent" version="5.77.0-preview.5" targetFramework="netnano1.0" />
diff --git a/nanoFramework.M5StickCPlus/packages.lock.json b/nanoFramework.M5StickCPlus/packages.lock.json
index f5be9375..cb85fd4c 100644
--- a/nanoFramework.M5StickCPlus/packages.lock.json
+++ b/nanoFramework.M5StickCPlus/packages.lock.json
@@ -28,21 +28,21 @@
       },
       "nanoFramework.Iot.Device.Axp192": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.49, 2.0.0-preview.49]",
-        "resolved": "2.0.0-preview.49",
-        "contentHash": "d8fWgCm+WE7FR65XMUc075JrMShy6Yr7ZQhIamkq5z9YvXybaJI+RQARxktbGeeef0/SVp0Nc1SO8O3q3CifIA=="
+        "requested": "[2.0.0-preview.62, 2.0.0-preview.62]",
+        "resolved": "2.0.0-preview.62",
+        "contentHash": "S5bWPTl2ReeKMHRgwCQrzcxzV+HsB4kKlTqPcQVi/IueT1P88ve3J/s6kAbwvC/SsrRaFu8bc4LqmUX6/O/mPQ=="
       },
       "nanoFramework.Iot.Device.Button": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.49, 2.0.0-preview.49]",
-        "resolved": "2.0.0-preview.49",
-        "contentHash": "L2Ct9hzsk+xkqYMuGKmQDwg/BCaK3EQYQK8OegQvNpEuwJI3u2mGstnwJfWE2Fj3tPcxlVkNMLFjq1I+vcCQKA=="
+        "requested": "[2.0.0-preview.62, 2.0.0-preview.62]",
+        "resolved": "2.0.0-preview.62",
+        "contentHash": "DxYU+C3J3JifHSEYG0eVVLv4fgAmbBSmcR1X6y+GH/gLaS6Ukoei4DICJIsMLnOFycISWr0uNbk9rMKrYG1y5A=="
       },
       "nanoFramework.Iot.Device.Buzzer": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.45, 2.0.0-preview.45]",
-        "resolved": "2.0.0-preview.45",
-        "contentHash": "As7m3lmIgJB9wf2zv7ggSKHYVSGIfmn1iL+sjbbfytaFULEIQ7Xz3oaD3+kdEnBM1C/m3fezGJAlBbQ5Amkz1w=="
+        "requested": "[2.0.0-preview.62, 2.0.0-preview.62]",
+        "resolved": "2.0.0-preview.62",
+        "contentHash": "N18//mwH5pskG4+BV5Z+1Hj0gq1KjWZigQVSu7ckWlibKxsHIyX9oI2GtrPv6Vy+EcS7qg4VpC56CjJhRkLSwQ=="
       },
       "nanoFramework.Iot.Device.Common.NumberHelper": {
         "type": "Direct",
@@ -52,15 +52,15 @@
       },
       "nanoFramework.Iot.Device.Mpu6886": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.45, 2.0.0-preview.45]",
-        "resolved": "2.0.0-preview.45",
-        "contentHash": "wHdIGLi4/o3ZU6iT3HhEUKM8U5LhM0EwXJQ5Owl4pDFG7g/wwIySFMmmus1j4vkKvxvKBGOhqsY3Kym1L2iOKw=="
+        "requested": "[2.0.0-preview.62, 2.0.0-preview.62]",
+        "resolved": "2.0.0-preview.62",
+        "contentHash": "1cMZLzgwyTSX8vkJ/+qKsehie4fToJw5KgtzUKRwhR2L87FfEnYqT/dzfH+tbZjSKjhqQBSOeSMFhRPJRZGLMg=="
       },
       "nanoFramework.Iot.Device.Rtc": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.45, 2.0.0-preview.45]",
-        "resolved": "2.0.0-preview.45",
-        "contentHash": "H93R/5Ta4cI8QGjAaGrTAXJbJnvCWFU4lkEkYSv6VBLApSE66I1MwpNUy/YRj1FGtAdo0SqGNcGhNiguR0HmSA=="
+        "requested": "[2.0.0-preview.62, 2.0.0-preview.62]",
+        "resolved": "2.0.0-preview.62",
+        "contentHash": "msQ+xyRP3BkTYkKyW+vxuH8/ZYtS7OZTY17W8n9gMeZK1sYn0kcCwNUZmzM/oU4IlM3DdXNVNCCAHIkUiazWsQ=="
       },
       "nanoFramework.ResourceManager": {
         "type": "Direct",
@@ -100,9 +100,9 @@
       },
       "nanoFramework.System.Device.I2c": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.10, 2.0.0-preview.10]",
-        "resolved": "2.0.0-preview.10",
-        "contentHash": "q2EBF7dvA8agT8OtMR9zCiY4SARKlyCBCWVVwHxMcoBBIKVRhRHsBD8FSAYtWbpqZbK+Ls0G88Q6jfsVxxzmBg=="
+        "requested": "[2.0.0-preview.11, 2.0.0-preview.11]",
+        "resolved": "2.0.0-preview.11",
+        "contentHash": "bRJzm6P3oDwK78hO8cNncRTfw56c5piXfLWiT+fJBjfegVsfbuvOfXqy3/2odvY2mRZpbDNGjnHTXTsNJk5j+g=="
       },
       "nanoFramework.System.Device.Model": {
         "type": "Direct",
@@ -118,9 +118,9 @@
       },
       "nanoFramework.System.Diagnostics.Stopwatch": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.54, 2.0.0-preview.54]",
-        "resolved": "2.0.0-preview.54",
-        "contentHash": "E4DLo0bVWHJKFkvI8rdCAzz59ADvXiG4bNZi5/PmVMC4JL5PVklWRrQejBm866TOFGguSFEyLP+YlbiFL+0fng=="
+        "requested": "[2.0.0-preview.59, 2.0.0-preview.59]",
+        "resolved": "2.0.0-preview.59",
+        "contentHash": "RpDGPX47vWk9BUuvxdOL34T7O5OHb4q8CGZUwuMmxy3UovcTyJOd6kUyr7oMuwyVsZE0L47Z+ELz/y1wGMw0lw=="
       },
       "nanoFramework.System.Math": {
         "type": "Direct",
diff --git a/nanoFramework.Tough.nuspec b/nanoFramework.Tough.nuspec
index d902d9a1..73cbd2c8 100644
--- a/nanoFramework.Tough.nuspec
+++ b/nanoFramework.Tough.nuspec
@@ -18,21 +18,20 @@
     <description>This package includes the nanoFramework.Tough assembly for .NET nanoFramework C# projects.</description>
     <tags>nanoFramework C# csharp netmf netnf m5stack Tough</tags>
     <dependencies>
-    <group targetFramework=".NETnanoFramework1.0">
-      <dependency id="nanoFramework.CoreLibrary" version="2.0.0-preview.35" />
-      <dependency id="nanoFramework.Graphics" version="2.0.0-preview.13" />
-      <dependency id="nanoFramework.Hardware.Esp32" version="2.0.0-preview.7" />
-      <dependency id="nanoFramework.Iot.Device.Axp192" version="2.0.0-preview.16" />
-      <dependency id="nanoFramework.Iot.Device.Chsc6540" version="2.0.0-preview.18" />
-      <dependency id="nanoFramework.Iot.Device.Rtc" version="2.0.0-preview.16" />
-      <dependency id="nanoFramework.System.Device.Adc" version="2.0.0-preview.5" />
-      <dependency id="nanoFramework.System.Device.Dac" version="2.0.0-preview.1" />
-      <dependency id="nanoFramework.System.Device.Spi" version="2.0.0-preview.9" />
-      <dependency id="nanoFramework.System.IO.Ports" version="2.0.0-preview.9" />
-      <dependency id="nanoFramework.System.Threading" version="2.0.0-preview.6" />
-      <dependency id="nanoFramework.System.IO.FileSystem" version="2.0.0-preview.6" />
-
-    </group>
+      <group targetFramework=".NETnanoFramework1.0">
+        <dependency id="nanoFramework.CoreLibrary" version="2.0.0-preview.49" />
+        <dependency id="nanoFramework.Graphics" version="2.0.0-preview.23" />
+        <dependency id="nanoFramework.Hardware.Esp32" version="2.0.0-preview.11" />
+        <dependency id="nanoFramework.Iot.Device.Axp192" version="2.0.0-preview.62" />
+        <dependency id="nanoFramework.Iot.Device.Chsc6540" version="2.0.0-preview.62" />
+        <dependency id="nanoFramework.Iot.Device.Rtc" version="2.0.0-preview.62" />
+        <dependency id="nanoFramework.System.Device.Adc" version="2.0.0-preview.9" />
+        <dependency id="nanoFramework.System.Device.Dac" version="2.0.0-preview.1" />
+        <dependency id="nanoFramework.System.Device.Spi" version="2.0.0-preview.16" />
+        <dependency id="nanoFramework.System.IO.Ports" version="2.0.0-preview.23" />
+        <dependency id="nanoFramework.System.Threading" version="2.0.0-preview.11" />
+        <dependency id="nanoFramework.System.IO.FileSystem" version="2.0.0-preview.16" />
+      </group>
     </dependencies>
   </metadata>
   <files>
@@ -42,4 +41,4 @@
     <file src="assets\nf-logo.png" target="images\" />
     <file src="LICENSE.md" target="" />
   </files>
-</package>
+</package>
\ No newline at end of file
diff --git a/nanoFramework.Tough/nanoFramework.Tough.nfproj b/nanoFramework.Tough/nanoFramework.Tough.nfproj
index 3fd3bceb..cd911ded 100644
--- a/nanoFramework.Tough/nanoFramework.Tough.nfproj
+++ b/nanoFramework.Tough/nanoFramework.Tough.nfproj
@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="utf-8"?>
+<?xml version="1.0" encoding="utf-8"?>
 <Project ToolsVersion="Current" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
   <Import Project="..\packages\Nerdbank.GitVersioning.3.9.50\build\Nerdbank.GitVersioning.props" Condition="Exists('..\packages\Nerdbank.GitVersioning.3.9.50\build\Nerdbank.GitVersioning.props')" />
   <PropertyGroup Label="Globals">
@@ -32,17 +32,17 @@
     <Compile Include="Properties\AssemblyInfo.cs" />
   </ItemGroup>
   <ItemGroup>
-    <Reference Include="Iot.Device.Axp192">
-      <HintPath>..\packages\nanoFramework.Iot.Device.Axp192.2.0.0-preview.49\lib\Iot.Device.Axp192.dll</HintPath>
+    <Reference Include="Iot.Device.Axp192, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\packages\nanoFramework.Iot.Device.Axp192.2.0.0-preview.62\lib\Iot.Device.Axp192.dll</HintPath>
     </Reference>
-    <Reference Include="Iot.Device.Chsc6540">
-      <HintPath>..\packages\nanoFramework.Iot.Device.Chsc6540.2.0.0-preview.49\lib\Iot.Device.Chsc6540.dll</HintPath>
+    <Reference Include="Iot.Device.Chsc6540, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\packages\nanoFramework.Iot.Device.Chsc6540.2.0.0-preview.62\lib\Iot.Device.Chsc6540.dll</HintPath>
     </Reference>
     <Reference Include="Iot.Device.Common.NumberHelper">
       <HintPath>..\packages\nanoFramework.Iot.Device.Common.NumberHelper.2.0.0-preview.54\lib\Iot.Device.Common.NumberHelper.dll</HintPath>
     </Reference>
-    <Reference Include="Iot.Device.Rtc">
-      <HintPath>..\packages\nanoFramework.Iot.Device.Rtc.2.0.0-preview.45\lib\Iot.Device.Rtc.dll</HintPath>
+    <Reference Include="Iot.Device.Rtc, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\packages\nanoFramework.Iot.Device.Rtc.2.0.0-preview.62\lib\Iot.Device.Rtc.dll</HintPath>
     </Reference>
     <Reference Include="mscorlib">
       <HintPath>..\packages\nanoFramework.CoreLibrary.2.0.0-preview.49\lib\netnano1.0\mscorlib.dll</HintPath>
@@ -96,14 +96,14 @@
     <Reference Include="System.Device.Gpio">
       <HintPath>..\packages\nanoFramework.System.Device.Gpio.2.0.0-preview.16\lib\netnano1.0\System.Device.Gpio.dll</HintPath>
     </Reference>
-    <Reference Include="System.Device.I2c">
-      <HintPath>..\packages\nanoFramework.System.Device.I2c.2.0.0-preview.10\lib\netnano1.0\System.Device.I2c.dll</HintPath>
+    <Reference Include="System.Device.I2c, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\packages\nanoFramework.System.Device.I2c.2.0.0-preview.11\lib\netnano1.0\System.Device.I2c.dll</HintPath>
     </Reference>
-    <Reference Include="System.Device.Spi">
-      <HintPath>..\packages\nanoFramework.System.Device.Spi.2.0.0-preview.14\lib\netnano1.0\System.Device.Spi.dll</HintPath>
+    <Reference Include="System.Device.Spi, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\packages\nanoFramework.System.Device.Spi.2.0.0-preview.16\lib\netnano1.0\System.Device.Spi.dll</HintPath>
     </Reference>
-    <Reference Include="System.IO.FileSystem">
-      <HintPath>..\packages\nanoFramework.System.IO.FileSystem.2.0.0-preview.15\lib\netnano1.0\System.IO.FileSystem.dll</HintPath>
+    <Reference Include="System.IO.FileSystem, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\packages\nanoFramework.System.IO.FileSystem.2.0.0-preview.16\lib\netnano1.0\System.IO.FileSystem.dll</HintPath>
     </Reference>
     <Reference Include="System.IO.Ports">
       <HintPath>..\packages\nanoFramework.System.IO.Ports.2.0.0-preview.23\lib\netnano1.0\System.IO.Ports.dll</HintPath>
@@ -111,8 +111,8 @@
     <Reference Include="System.IO.Streams">
       <HintPath>..\packages\nanoFramework.System.IO.Streams.2.0.0-preview.18\lib\netnano1.0\System.IO.Streams.dll</HintPath>
     </Reference>
-    <Reference Include="System.Threading">
-      <HintPath>..\packages\nanoFramework.System.Threading.2.0.0-preview.9\lib\netnano1.0\System.Threading.dll</HintPath>
+    <Reference Include="System.Threading, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\packages\nanoFramework.System.Threading.2.0.0-preview.11\lib\netnano1.0\System.Threading.dll</HintPath>
     </Reference>
   </ItemGroup>
   <ItemGroup>
diff --git a/nanoFramework.Tough/packages.config b/nanoFramework.Tough/packages.config
index c3d2572c..9a8c6851 100644
--- a/nanoFramework.Tough/packages.config
+++ b/nanoFramework.Tough/packages.config
@@ -4,10 +4,10 @@
   <package id="nanoFramework.Graphics" version="2.0.0-preview.23" targetFramework="netnano1.0" />
   <package id="nanoFramework.Graphics.Core" version="2.0.0-preview.23" targetFramework="netnano1.0" />
   <package id="nanoFramework.Hardware.Esp32" version="2.0.0-preview.11" targetFramework="netnano1.0" />
-  <package id="nanoFramework.Iot.Device.Axp192" version="2.0.0-preview.49" targetFramework="netnano1.0" />
-  <package id="nanoFramework.Iot.Device.Chsc6540" version="2.0.0-preview.49" targetFramework="netnano1.0" />
+  <package id="nanoFramework.Iot.Device.Axp192" version="2.0.0-preview.62" targetFramework="netnano1.0" />
+  <package id="nanoFramework.Iot.Device.Chsc6540" version="2.0.0-preview.62" targetFramework="netnano1.0" />
   <package id="nanoFramework.Iot.Device.Common.NumberHelper" version="2.0.0-preview.54" targetFramework="netnano1.0" />
-  <package id="nanoFramework.Iot.Device.Rtc" version="2.0.0-preview.45" targetFramework="netnano1.0" />
+  <package id="nanoFramework.Iot.Device.Rtc" version="2.0.0-preview.62" targetFramework="netnano1.0" />
   <package id="nanoFramework.ResourceManager" version="2.0.0-preview.9" targetFramework="netnano1.0" />
   <package id="nanoFramework.Runtime.Events" version="2.0.0-preview.12" targetFramework="netnano1.0" />
   <package id="nanoFramework.Runtime.Native" version="2.0.0-preview.24" targetFramework="netnano1.0" />
@@ -15,13 +15,13 @@
   <package id="nanoFramework.System.Device.Adc" version="2.0.0-preview.9" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.Device.Dac" version="2.0.0-preview.1" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.Device.Gpio" version="2.0.0-preview.16" targetFramework="netnano1.0" />
-  <package id="nanoFramework.System.Device.I2c" version="2.0.0-preview.10" targetFramework="netnano1.0" />
-  <package id="nanoFramework.System.Device.Spi" version="2.0.0-preview.14" targetFramework="netnano1.0" />
-  <package id="nanoFramework.System.IO.FileSystem" version="2.0.0-preview.15" targetFramework="netnano1.0" />
+  <package id="nanoFramework.System.Device.I2c" version="2.0.0-preview.11" targetFramework="netnano1.0" />
+  <package id="nanoFramework.System.Device.Spi" version="2.0.0-preview.16" targetFramework="netnano1.0" />
+  <package id="nanoFramework.System.IO.FileSystem" version="2.0.0-preview.16" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.IO.Ports" version="2.0.0-preview.23" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.IO.Streams" version="2.0.0-preview.18" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.Text" version="2.0.0-preview.18" targetFramework="netnano1.0" />
-  <package id="nanoFramework.System.Threading" version="2.0.0-preview.9" targetFramework="netnano1.0" />
+  <package id="nanoFramework.System.Threading" version="2.0.0-preview.11" targetFramework="netnano1.0" />
   <package id="nanoFramework.UnitsNet.ElectricCurrent" version="5.77.0-preview.5" targetFramework="netnano1.0" />
   <package id="nanoFramework.UnitsNet.ElectricPotential" version="5.77.0-preview.5" targetFramework="netnano1.0" />
   <package id="nanoFramework.UnitsNet.Power" version="5.77.0-preview.5" targetFramework="netnano1.0" />
diff --git a/nanoFramework.Tough/packages.lock.json b/nanoFramework.Tough/packages.lock.json
index f449bf0f..03b3ac44 100644
--- a/nanoFramework.Tough/packages.lock.json
+++ b/nanoFramework.Tough/packages.lock.json
@@ -28,15 +28,15 @@
       },
       "nanoFramework.Iot.Device.Axp192": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.49, 2.0.0-preview.49]",
-        "resolved": "2.0.0-preview.49",
-        "contentHash": "d8fWgCm+WE7FR65XMUc075JrMShy6Yr7ZQhIamkq5z9YvXybaJI+RQARxktbGeeef0/SVp0Nc1SO8O3q3CifIA=="
+        "requested": "[2.0.0-preview.62, 2.0.0-preview.62]",
+        "resolved": "2.0.0-preview.62",
+        "contentHash": "S5bWPTl2ReeKMHRgwCQrzcxzV+HsB4kKlTqPcQVi/IueT1P88ve3J/s6kAbwvC/SsrRaFu8bc4LqmUX6/O/mPQ=="
       },
       "nanoFramework.Iot.Device.Chsc6540": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.49, 2.0.0-preview.49]",
-        "resolved": "2.0.0-preview.49",
-        "contentHash": "t5JcP0iqHcLgT3w8nF47AAHY+KuAE1c3BJ4xDmovoz6KILryP0H9OxA4zwC1KE0KrgGYoE/KnUhkQukD22FIQQ=="
+        "requested": "[2.0.0-preview.62, 2.0.0-preview.62]",
+        "resolved": "2.0.0-preview.62",
+        "contentHash": "zilmt2tLTkGdupiBe8r4+QFcVREomxpQqHg7Z97Bcjw4ugg8g0ksjDkBNO4MMJnSqjKJZN+/ZtQvY50gmHWcOw=="
       },
       "nanoFramework.Iot.Device.Common.NumberHelper": {
         "type": "Direct",
@@ -46,9 +46,9 @@
       },
       "nanoFramework.Iot.Device.Rtc": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.45, 2.0.0-preview.45]",
-        "resolved": "2.0.0-preview.45",
-        "contentHash": "H93R/5Ta4cI8QGjAaGrTAXJbJnvCWFU4lkEkYSv6VBLApSE66I1MwpNUy/YRj1FGtAdo0SqGNcGhNiguR0HmSA=="
+        "requested": "[2.0.0-preview.62, 2.0.0-preview.62]",
+        "resolved": "2.0.0-preview.62",
+        "contentHash": "msQ+xyRP3BkTYkKyW+vxuH8/ZYtS7OZTY17W8n9gMeZK1sYn0kcCwNUZmzM/oU4IlM3DdXNVNCCAHIkUiazWsQ=="
       },
       "nanoFramework.ResourceManager": {
         "type": "Direct",
@@ -94,21 +94,21 @@
       },
       "nanoFramework.System.Device.I2c": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.10, 2.0.0-preview.10]",
-        "resolved": "2.0.0-preview.10",
-        "contentHash": "q2EBF7dvA8agT8OtMR9zCiY4SARKlyCBCWVVwHxMcoBBIKVRhRHsBD8FSAYtWbpqZbK+Ls0G88Q6jfsVxxzmBg=="
+        "requested": "[2.0.0-preview.11, 2.0.0-preview.11]",
+        "resolved": "2.0.0-preview.11",
+        "contentHash": "bRJzm6P3oDwK78hO8cNncRTfw56c5piXfLWiT+fJBjfegVsfbuvOfXqy3/2odvY2mRZpbDNGjnHTXTsNJk5j+g=="
       },
       "nanoFramework.System.Device.Spi": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.14, 2.0.0-preview.14]",
-        "resolved": "2.0.0-preview.14",
-        "contentHash": "1vV5bX2zRO/5Bgok2ovnr0DFBFu4kwBa82TdvkCQCHoImhHjhYmAPTkaYGur+P/omgbjdIPhYgvAi5WZhGMpNw=="
+        "requested": "[2.0.0-preview.16, 2.0.0-preview.16]",
+        "resolved": "2.0.0-preview.16",
+        "contentHash": "vzWlR8FBYYTr536ocJb3mXfhvBKc4dPJVM4zYgjD1y/hNPTp7RZjjvx6b2D/7X8I2cItO2N7PiDtcw33BJOeTA=="
       },
       "nanoFramework.System.IO.FileSystem": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.15, 2.0.0-preview.15]",
-        "resolved": "2.0.0-preview.15",
-        "contentHash": "rOGvrXErqk175ylzCZuMpW+eelylZc04A9qlPOEs1FAMADf5IWHgGsgzvab5s8KOhcsyeZ5l+DmcSLaI7oKlNQ=="
+        "requested": "[2.0.0-preview.16, 2.0.0-preview.16]",
+        "resolved": "2.0.0-preview.16",
+        "contentHash": "79x5jl1p5QL+UYgGvf/BfkYOCQ9uiezTLfUCuHDIRlGZ4XOwf3vHKezPvAxPlOgd9euFhsueNpVZP5tvITMtVw=="
       },
       "nanoFramework.System.IO.Ports": {
         "type": "Direct",
@@ -130,9 +130,9 @@
       },
       "nanoFramework.System.Threading": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.9, 2.0.0-preview.9]",
-        "resolved": "2.0.0-preview.9",
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