const int enPin=8;
const int stepXPin = 2; //X.STEP
const int dirXPin = 5; // X.DIR
const int stepYPin = 3; //Y.STEP
const int dirYPin = 6; // Y.DIR
const int stepZPin = 4; //Z.STEP
const int dirZPin = 7; // Z.DIR

int stepPin=stepYPin;
int dirPin=dirYPin;

const int stepsPerRev=200;
int pulseWidthMicros = 100;  // microseconds
int millisBtwnSteps = 1000;

void setup() {
  Serial.begin(9600);
  pinMode(enPin, OUTPUT);
  digitalWrite(enPin, LOW);
  pinMode(stepPin, OUTPUT);
  pinMode(dirPin, OUTPUT);
 
  Serial.println(F("CNC Shield Initialized"));
}

void loop() {
  Serial.println(F("Running clockwise"));
  digitalWrite(dirPin, HIGH); // Enables the motor to move in a particular direction
  // Makes 200 pulses for making one full cycle rotation
  for (int i = 0; i < stepsPerRev; i++) {
    digitalWrite(stepPin, HIGH);
    delayMicroseconds(pulseWidthMicros);
    digitalWrite(stepPin, LOW);
    delayMicroseconds(millisBtwnSteps);
  }
  delay(1000); // One second delay

  Serial.println(F("Running counter-clockwise"));
  digitalWrite(dirPin, LOW); //Changes the rotations direction
  // Makes 400 pulses for making two full cycle rotation
  for (int i = 0; i < 2*stepsPerRev; i++) {
    digitalWrite(stepPin, HIGH);
    delayMicroseconds(pulseWidthMicros);
    digitalWrite(stepPin, LOW);
    delayMicroseconds(millisBtwnSteps);
  }
  delay(1000);
}