#define dirPin 2
#define stepPin 3
#define stepsPerRevolution 200

void setup() {
  pinMode(dirPin, OUTPUT);
  pinMode(stepPin, OUTPUT);
}

void loop() {
  digitalWrite(dirPin, HIGH);

  for (int i = 0; i < stepsPerRevolution * 5; i++) {
    digitalWrite(stepPin, HIGH);
    delayMicroseconds(2000);
    digitalWrite(stepPin, LOW);
    delayMicroseconds(2000);
  }

  delay(5000);
}