//Valenzuela Torres Kenia Isabel
//El motor girara a 50 RPM (para ambos lados)


#define STEP 4			
#define DIR 5			
int boton = 8;
int boton2 = 7;

void setup() 
{
  pinMode(STEP, OUTPUT);	
  pinMode(DIR, OUTPUT);		
  pinMode(boton, INPUT);   
  pinMode(boton2, INPUT);
}

void loop() 
 {

  boton = digitalRead(8);

  if(boton==true){
 
     digitalWrite(DIR, HIGH);		
     for(int i = 0; i < 50; i++){   	
     digitalWrite(STEP, HIGH);     	
     delay(10);			  	
     digitalWrite(STEP, LOW);      	
     delay(10);			  	
     }
    delay(2000);			  	
  }



  boton2 = digitalRead(7);

  if(boton2==true){
 
      digitalWrite(DIR, LOW);	  	//giro al sentido contrario
      for(int i = 0; i < 50; i++){
       digitalWrite(STEP, HIGH); 
       delay(10);
       digitalWrite(STEP, LOW);
       delay(10);
      }
       delay(2000);			  	
    }
 }