/*     Simple Stepper Motor Control Exaple Code
 *      
 *  by Dejan Nedelkovski, www.HowToMechatronics.com
 *  
 *  modified by Megumi Iwata on 13.04.2018
 */
// defines pins numbers
const int stepPin = 2; 
const int dirPin = 3;
const int ledPin = 7; 
 
void setup() {
  // Sets the two pins as Outputs
 
  pinMode(stepPin,OUTPUT); 
  pinMode(dirPin,OUTPUT);
  pinMode(ledPin, OUTPUT);
}
void loop() {
  digitalWrite(dirPin,HIGH); // Enables the motor to move in a particular direction
  // Makes 200 pulses for making one full cycle rotation
  for(int x = 0; x < 200; x++) {
    digitalWrite(stepPin,HIGH); 
    digitalWrite(ledPin, HIGH);
    delay(30); 
    digitalWrite(stepPin,LOW); 
    digitalWrite(ledPin, LOW);
    delay(30); 
  }

}