#define pulsadorlifo 12
#define pulsadorfifo 14
#define stop 27
#define motor1 4
#define motor2 16
#define motor3 17


void setup(){
// put your setup code here, to run once:
pinMode(pulsadorlifo,INPUT);
pinMode(pulsadorfifo,INPUT);
pinMode(stop,INPUT);
pinMode(motor1,OUTPUT);
pinMode(motor2,OUTPUT);
pinMode(motor3,OUTPUT);
  
}

void loop(){
if(digitalRead(pulsadorlifo)==1)
{ 
digitalWrite(motor1,HIGH);
delay(1000);
digitalWrite(motor2,HIGH);
delay(1000);
digitalWrite(motor3,HIGH);
delay(1000);

}

if(digitalRead(stop)==1)
{
digitalWrite(motor1,LOW);
delay(1000);
digitalWrite(motor2,LOW);
delay(1000);
digitalWrite(motor3,LOW);
delay(1000);

}

if(digitalRead(pulsadorfifo)==1)
{ 
digitalWrite(motor1,HIGH);
delay(1000);
digitalWrite(motor2,HIGH);
delay(1000);
digitalWrite(motor3,HIGH);
delay(1000);

}

if(digitalRead(stop)==1)
{
digitalWrite(motor3,LOW);
delay(1000);
digitalWrite(motor2,LOW);
delay(1000);
digitalWrite(motor1,LOW);
delay(1000);

}

}