feat: built-in AVR ATmega2560 simulator#623

Merged

thiagoralves merged 25 commits into

developmentfrom

feat/simulator

Feb 25, 2026

Commits on Feb 25, 2026

docs: add implementation plan for rp2040js simulator mode

thiagoralves
and
claude
committed
docs: rename device from 'Simulator' to 'OpenPLC Simulator'

thiagoralves
and
claude
committed
docs: revise simulator plan - VirtualSerialPort approach and corrected debugger flow

thiagoralves
and
claude
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feat: add simulator foundation - rp2040js, device entry, SimulatorModule, IPC

thiagoralves
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claude
committed
feat: handle simulator target in compilation flow (Phase 2)

thiagoralves
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claude
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feat: add VirtualSerialPort and debugger flow for simulator (Phase 3)

thiagoralves
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claude
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feat: update device editor UI for simulator target (Phase 4)

thiagoralves
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claude
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fix: force fixed Modbus RTU defines for simulator compilation

thiagoralves
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claude
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fix: correct UF2 firmware filename to Baremetal.ino.uf2

thiagoralves
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claude
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fix: use rp2040js Simulator class for proper clock and UART support

thiagoralves
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claude
committed
fix: use Serial1 (UART0) instead of Serial (USB CDC) for simulator

thiagoralves
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claude
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fix: add simulator reconnection case to debugger variable polling

thiagoralves
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claude
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fix: skip Modbus TCP/RTU check for simulator in debugger polling

thiagoralves
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claude
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feat: cosmetic improvements for simulator UI

thiagoralves
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claude
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perf: use setImmediate and larger batch size for simulator speed

thiagoralves
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claude
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perf: dynamically calibrate simulator clock to match wall time

thiagoralves
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claude
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perf: add WFI to firmware loop for simulator real-time execution

thiagoralves
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claude
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perf: pace simulator execution to wall-clock time

thiagoralves
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claude
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fix: stop simulator on project open/create, window reload, and app quit

thiagoralves
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claude
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feat: migrate simulator from RP2040 to AVR ATmega2560

thiagoralves
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claude
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perf: decouple SLEEP fast-forward from batch instruction budget

thiagoralves
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claude
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Revert "perf: decouple SLEEP fast-forward from batch instruction budget"
thiagoralves
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fix: resolve simulator USART deadlock, expand SRAM to 63KB, remove rp2040js

thiagoralves
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claude
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fix: pin avr8js version, sync simulator state, remove stale plan doc

thiagoralves
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claude
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fix: close MessagePort in simulator branch, derive HEX path from FQBN

thiagoralves
and
claude
committed

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feat: built-in AVR ATmega2560 simulator#623

feat: built-in AVR ATmega2560 simulator#623
thiagoralves merged 25 commits into
developmentfrom
feat/simulator

Commits on Feb 25, 2026

docs: add implementation plan for rp2040js simulator mode

docs: rename device from 'Simulator' to 'OpenPLC Simulator'

docs: revise simulator plan - VirtualSerialPort approach and corrected debugger flow

feat: add simulator foundation - rp2040js, device entry, SimulatorModule, IPC

feat: handle simulator target in compilation flow (Phase 2)

feat: add VirtualSerialPort and debugger flow for simulator (Phase 3)

feat: update device editor UI for simulator target (Phase 4)

fix: force fixed Modbus RTU defines for simulator compilation

fix: correct UF2 firmware filename to Baremetal.ino.uf2

fix: use rp2040js Simulator class for proper clock and UART support

fix: use Serial1 (UART0) instead of Serial (USB CDC) for simulator

fix: add simulator reconnection case to debugger variable polling

fix: skip Modbus TCP/RTU check for simulator in debugger polling

feat: cosmetic improvements for simulator UI

perf: use setImmediate and larger batch size for simulator speed

perf: dynamically calibrate simulator clock to match wall time

perf: add WFI to firmware loop for simulator real-time execution

perf: pace simulator execution to wall-clock time

fix: stop simulator on project open/create, window reload, and app quit

feat: migrate simulator from RP2040 to AVR ATmega2560

perf: decouple SLEEP fast-forward from batch instruction budget

Revert "perf: decouple SLEEP fast-forward from batch instruction budget"

fix: resolve simulator USART deadlock, expand SRAM to 63KB, remove rp2040js

fix: pin avr8js version, sync simulator state, remove stale plan doc

fix: close MessagePort in simulator branch, derive HEX path from FQBN