const int botao = 34;
const int rele = 13;

void setup() {
  
  pinMode(botao, INPUT_PULLUP);
  pinMode(rele, OUTPUT);
}

void loop() {
  
  if (digitalRead(botao) == HIGH) {
    
    digitalWrite(rele, HIGH);
    delay(1000); 
    
    
    digitalWrite(rele, LOW);
  }
}