// C++ - linguagem utilizada
int ledVermelho = 23;
int ledVerde = 22;
int ledAmarelo = 21;
int botao = 0;
int pinoBotao = 19;
void setup() {

  Serial.begin(115200);
  pinMode(ledVermelho, OUTPUT);
  pinMode(ledVerde, OUTPUT);
  pinMode(ledAmarelo, OUTPUT);
  pinMode(pinoBotao, INPUT);

}

void loop() {
  botao = digitalRead(pinoBotao);
  Serial.println(botao);
  if(botao == 0){
    digitalWrite(ledVermelho, HIGH);
    digitalWrite(ledAmarelo, LOW);
    digitalWrite(ledVerde, LOW);
  }
  else{
 
  digitalWrite(ledVermelho, HIGH);
  delay(1000); // this speeds up the simulation
  digitalWrite(ledVermelho, LOW);
  delay((1000));
  digitalWrite(ledVerde, HIGH);
  delay(1000); // this speeds up the simulation
  digitalWrite(ledVerde, LOW);
  delay((1000));
  digitalWrite(ledAmarelo, HIGH);
  delay(1000); // this speeds up the simulation
  digitalWrite(ledAmarelo, LOW);
  
  }
   
  
  

  
}