Week 16 | Final project Update 5/5

Final Documentation:
"Keep Moving"



Fritzing Diagram:



Code used:

 const int controlPin1 = 2;
 const int controlPin2 = 3;
 const int enablePin = 9;
 const int directionSwitchPin = 4;
 const int onOffSwitchStateSwitchPin = 5;
 const int potPin = A0;

 int onOffSwitchState = 0;
 int previousOnOffSwitchState = 0;
 int directionSwitchState = 0;
 int previousDirectionSwitchState = 0;

 int motorEnabled = 0;
 int motorSpeed = 0;
 int motorDirection = 1;

 void setup(){
    pinMode(directionSwitchPin, INPUT);
    pinMode(onOffSwitchStateSwitchPin, INPUT);
    pinMode(controlPin1, OUTPUT);
    pinMode(controlPin2, OUTPUT);
    pinMode(enablePin, OUTPUT);

    digitalWrite(enablePin, OUTPUT);
 
  }

  void loop(){
    onOffSwitchState =
      digitalRead(onOffSwitchStateSwitchPin);
    delay(1);
    directionSwitchState =
      digitalRead(directionSwitchPin);
    motorSpeed = analogRead(potPin)/4;

  if(onOffSwitchState != previousOnOffSwitchState){
    if(onOffSwitchState == HIGH){
      motorEnabled = !motorEnabled;
     }
    }

  if (directionSwitchState !=
    previousDirectionSwitchState){
      if (directionSwitchState == HIGH){
        motorDirection = !motorDirection;
      }
    }

  if (motorDirection == 1){
    digitalWrite(controlPin1, HIGH);
    digitalWrite(controlPin2, LOW);
  }
    else {
      digitalWrite(controlPin1, LOW);
      digitalWrite(controlPin2, HIGH);
    }

   if (motorEnabled == 1){
      analogWrite(enablePin, motorSpeed);
   }
    else{
      analogWrite(enablePin, 0);
    }

    previousDirectionSwitchState =
      directionSwitchState;
    previousOnOffSwitchState = onOffSwitchState;
  }