Traffic Lights Resources

// C++ code

//

int Red = 13;

int Yel = 12;

int Green = 11;

void setup()

{

pinMode(Red, OUTPUT);

pinMode(Yel, OUTPUT);

pinMode(Green, OUTPUT);

}

void loop()

{

  digitalWrite(Green, HIGH);

  delay(3000); // Wait for 1000 millisecond(s)

  digitalWrite(Green, LOW);

  digitalWrite(Yel, HIGH);

  delay(1000); // Wait for 1000 millisecond(s)

  digitalWrite(Yel, LOW);

  digitalWrite(Red, HIGH);

  delay(3000); // Wait for 1000 millisecond(s)

  digitalWrite(Red, LOW);

 }