Traffic lights 10.02.2025

#define RED 11
#define YELLOW 10
#define GREEN 9
#define BUTTON 7

void setup() {
  pinMode(RED, OUTPUT);
  pinMode(YELLOW, OUTPUT);
  pinMode(GREEN, OUTPUT);
  pinMode(BUTTON, INPUT_PULLUP);
}

void loop() {
  static bool green;

  if (digtalRead(BUTTON) == LOW) {
    green = !green;
    delay(600);
  }

  if (!green) {
    digitalWrite(RED, 1);
    digitalWrite(YELLOW, 0);
    digitalWrite(GREEN, 0);
  }
  else {
    digitalWrite(RED, 0);
    digitalWrite(YELLOW, 0);
    digitalWrite(GREEN, 1);
  }
}