#define liga 27
#define desliga 14
#define K1 33
#define K2 25
#define K3 26

bool ler_liga = 0;
bool ler_desliga = 0;

void setup() {

  Serial.begin(115200);
  pinMode(liga, INPUT);
  pinMode(desliga, INPUT);
  pinMode(K1, OUTPUT);
  pinMode(K2, OUTPUT);
  pinMode(K3, OUTPUT);

}

void loop() {

  ler_liga = digitalRead(liga);
  ler_desliga = digitalRead(desliga);
  

  if (ler_liga == 1){

    digitalWrite(K1, HIGH);
    digitalWrite(K2, HIGH);
    Serial.println("K1 e K2 acionado.");

    delay(5000);

    digitalWrite(K2, LOW);
    digitalWrite(K3, HIGH);
    Serial.println("K1 e K3 acionado.");

  }
  if (ler_desliga == 1){

    digitalWrite(K1, LOW);
    digitalWrite(K2, LOW);
    digitalWrite(K3, LOW);

  }
}