void setup() {
  // put your setup code here, to run once:
  Serial.begin(115200);
  Serial.println("Hello, ESP32!");
  pinMode(13, OUTPUT);//sinal verde pedestre
  pinMode(14, OUTPUT);//sinal vermelho pedestre
  pinMode(2, OUTPUT);//sinal verde carros
  pinMode(3, OUTPUT);//sinal amarelo carros
  pinMode(16, OUTPUT);// sinal vermelho carros
}

void loop() {
  // put your main code here, to run repeatedly:
  delay(10); // this speeds up the simulation
  digitalWrite(14,1);//led vermelho pedestre ligado
  digitalWrite(13,0);// led verde pedestre desligado
  digitalWrite(2,1);//sinal verde carro ligado
  digitalWrite(3,0);//sinal amarelo carro desligado
  digitalWrite(16,0);//sinal vermelho carro desligado
}