int rele=22;
int boton=12;
int botonstate=HIGH;

void setup() {
  // put your setup code here, to run once:
  Serial.begin(115200);
  Serial.println("Hello, ESP32!");
  pinMode(rele, OUTPUT);
  pinMode(boton, INPUT_PULLUP);
  digitalWrite(rele, LOW);

}

void loop() {
  // put your main code here, to run repeatedly:

  delay(10); // this speeds up the simulation
  botonstate= digitalRead(boton);
  Serial.print(botonstate);
  delay(200);

  if (botonstate==LOW)
  {
    digitalWrite(rele, HIGH);

  }
  else 
  {
   digitalWrite(rele, LOW);

  }
}