#include <Arduino.h>
#include <Stepper.h>

const int stepsPerRevolution = 200;

Stepper myStepper(stepsPerRevolution,18,19,21,22);

void setup(){
  myStepper.setSpeed(60);
  Serial.begin(9600);
  
}

void loop(){
  Serial.println("clockwise");
  myStepper.step(stepsPerRevolution);
  delay(500);

  Serial.println("Anticlockwise");
  myStepper.step(-stepsPerRevolution);
  delay(500);
}