semáforo com arduino

 Código do Arduino

// Semaforo

//Por @marcaodarobotica

void setup()

{

  pinMode(13, OUTPUT);

  pinMode(12, OUTPUT);

  pinMode(11, OUTPUT);

}

void loop()

{

  digitalWrite(13, HIGH);

  delay(5000); // Wait for 5000 millisecond(s)

  digitalWrite(13, LOW);

  digitalWrite(12, HIGH);

  delay(2000); // Wait for 2000 millisecond(s)

  digitalWrite(12, LOW);

  digitalWrite(11, HIGH);

  delay(5000); // Wait for 5000 millisecond(s)

  digitalWrite(11, LOW);

}

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