#define LED_R_PIN 13
#define LED_G_PIN 14
#define LED_Y_PIN 15

void setup() {
  // put your setup code here, to run once:
  pinMode(LED_Y_PIN, OUTPUT);
  pinMode(LED_G_PIN, OUTPUT);
  pinMode(LED_R_PIN, OUTPUT);
  Serial.begin(115200);
  Serial.println("Começando!");
}

void loop() {
  // put your main code here, to run repeatedly:
  delay(10);
  Serial.println("amarelo");
  digitalWrite(LED_Y_PIN, HIGH);
  delay(7000);
  digitalWrite(LED_Y_PIN, LOW);
  delay(500);
  Serial.println("verde");
  digitalWrite(LED_G_PIN, HIGH);
  delay(5000);
  digitalWrite(LED_G_PIN, LOW);
  delay(300);
  Serial.println("vermelho");
  digitalWrite(LED_R_PIN, HIGH);
  delay(7000);
  digitalWrite(LED_R_PIN, LOW);
  delay(400);
}