const int PulsadorPin = 5;
const int RelePin = 21;
int PulsadorEstado = 0;


void setup() {
  // put your setup code here, to run once:
  Serial.begin(115200);
  pinMode(RelePin, OUTPUT);
    pinMode(PulsadorPin, INPUT);
}

void loop() {

  PulsadorEstado =digitalRead(PulsadorPin);

  if(PulsadorEstado == HIGH){
    digitalWrite(RelePin, HIGH); //Activo el Relé
    Serial.println("Activo el relé");
  }else{
    digitalWrite(RelePin, LOW);
    Serial.println("Apagado el relé");
  }

  // put your main code here, to run repeatedly:
  delay(1000); // this speeds up the simulation
}