beginning arduino code for big easy stepper

Stepper Code/stepper_code/stepper_code.ino

@@ -0,0 +1,103 @@
+//***********************************
+// Big Easy Stepper code            *
+// Author: Nick Raal                *
+//         : Dane Slattery          *
+// Date: 17/07/2018                 *
+//***********************************
+
+
+// Defining each pin
+#define stp 2 //Logic input: trigger motor to move 1 step
+#define dir 3 //Logic Input: direction
+#define ms1 4 //Microstep determines step resolution + excitation mode
+#define ms2 5
+#define ms3 6
+#define en  7 //Logic input: enables FET functionality
+#define slp 8 //Logic input: enter sleep mode
+
+void setup() {
+  // put your setup code here, to run once:
+  pinMode(stp, OUTPUT);
+  pinMode(dir, OUTPUT);
+  pinMode(ms1, OUTPUT);
+  pinMode(ms2, OUTPUT);
+  pinMode(ms3, OUTPUT);
+  pinMode(en, OUTPUT);
+  pinMode(slp, OUTPUT);
+
+  resetPins(); // set pins to default state
+
+  //Setup serial connection to begin motor
+  Serial.begin(9600);
+  Serial.println("Press 2 for sixteenth forward stepping");
+  Serial.println();
+}
+
+void resetPins() {
+  digitalWrite(stp, LOW);
+  digitalWrite(dir, LOW); //Low = Forward
+  digitalWrite(ms1, LOW);
+  digitalWrite(ms2, LOW);
+  digitalWrite(en, HIGH);
+  digitalWrite(slp, HIGH);
+
+}
+/*
+// Steps the motor forward.
+void StepForward() {
+  Serial.println("User input 1");
+  Serial.println();
+  digitalWrite(dir, LOW); //set direction to forward
+  for(int i = 1; i < 24; i++){
+   for(int x = 1; x < 9; x++){
+    digitalWrite(stp, HIGH);
+    delay(10);
+    digitalWrite(stp, LOW); // set low to trigger again
+    delay(10);
+  }
+  delay(100);
+ }
+
+}
+*/
+
+// using the H-H-H for sixteenth steps
+void SixteenStep(){
+  Serial.println("User input = 2");
+  Serial.println();
+  digitalWrite(dir, LOW);
+  // For Sixteenth step 4W1-2 Phase
+  digitalWrite(ms1, HIGH);
+  digitalWrite(ms2, HIGH);
+  digitalWrite(ms3, HIGH);
+
+
+  for(int x = 0; x < 24; x++){ // 24 is number or steps to go 360 degrees
+    for(int i = 0; i < 134; i++){   // 134 moves the stepper 15 degrees per step
+    digitalWrite(stp, HIGH);
+    delay(1); 
+    digitalWrite(stp, LOW);
+    delay(1);
+    }
+    delay(1000); // increase these delays to hold the motor in place before shifting to next step
+  }
+
+}
+
+void loop() {
+  // put your main code here, to run repeatedly:
+
+  while(Serial.available()){
+    char input = Serial.read(); // read what user types
+    digitalWrite(en, LOW); // allow motor to work
+    if(input == '2'){
+      SixteenStep();
+      digitalWrite(en, LOW);
+    } else {
+      Serial.println("Invalid Option");
+
+    }
+    resetPins();
+  }
+
+}