Arduino test code for the Sparkfun EasyDriver stepper motor controller

stepper_test.ino

#define stp 2
#define dir 3

char user_input;
int x;
int y;
int state;

void setup() {
  pinMode(stp, OUTPUT);
  pinMode(dir, OUTPUT);

  Serial.begin(9600); //Open Serial connection for debugging
  Serial.println("Begin motor control");
  Serial.println();
}

void loop() {
  Serial.println("Moving forward at default step mode.");
  digitalWrite(dir, LOW); //Pull direction pin low to move "forward"
  for(x= 1; x<200; x++)  //Loop the forward stepping enough times for motion to be visible
  {
    digitalWrite(stp, HIGH); //Trigger one step forward
    delay(1);
    digitalWrite(stp, LOW); //Pull step pin low so it can be triggered again
    delay(1);
  }
  delay(500);
  Serial.println("Moving in reverse at default step mode.");
  digitalWrite(dir, HIGH); //Pull direction pin high to move in "reverse"
  for(y= 1; y<200; y++)  //Loop the stepping enough times for motion to be visible
  {
    digitalWrite(stp, HIGH); //Trigger one step
    delay(1);
    digitalWrite(stp, LOW); //Pull step pin low so it can be triggered again
    delay(1);
  }

}