#include <Stepper.h>

const int stepsPerRevolution = 200;  // change this to fit the number of steps per revolution
// for your motor

// initialize the stepper library on pins 8 through 11:
Stepper myStepper(stepsPerRevolution, 0, 1, 2, 3);

void setup() {
  // set the speed at 60 rpm:
  myStepper.setSpeed(60);
  // initialize the serial port:
  
}

void loop() {
  // step one revolution  in one direction:
 
  myStepper.step(stepsPerRevolution);
  delay(500);

  // step one revolution in the other direction:
 
  myStepper.step(-stepsPerRevolution);
  delay(500);
}
// Eng Odeh Alamrow