// Define pin numbers
const int dirPin = 1; // direction
const int stepPin = 2; // step
const int enaPin = 3; // enable

void setup() {
  // Define all pins at output
  pinMode(stepPin, OUTPUT);
  pinMode(dirPin, OUTPUT);
  pinMode(enaPin, OUTPUT);

  // Enable the motor driver
  digitalWrite(enaPin, LOW);
}

void loop() {
  digitalWrite(dirPin, HIGH); // Set the rotation to one particular direction

  // Perform 2000 steps
  for (int x = 0; x < 2000; x++) {
    // Generate a pulse
    digitalWrite(stepPin, HIGH);
    delayMicroseconds(700);
    digitalWrite(stepPin, LOW);
    delayMicroseconds(700);
  }

  delay(1000); // Wait for a second

  digitalWrite(dirPin, LOW); // Set the rotation to the other direction

  // Perform 2000 steps
  for (int x = 0; x < 2000; x++) {
    // Generate a pulse
    digitalWrite(stepPin, HIGH);
    delayMicroseconds(700);
    digitalWrite(stepPin, LOW);
    delayMicroseconds(700);
  }

  delay(1000); // Wait for a second

}