🎵 ماموریت ۹: یه آهنگ کوتاه

سیم‌کشی

1. Arduino Uno (D8) ⟷ Buzzer (POS)
2. Arduino Uno (GND1) ⟷ Buzzer (NEG)

کد

// Twinkle Twinkle Little Star — turn your volume up! 🔊
const int BUZZER = 8;

int melody[]    = {262, 262, 392, 392, 440, 440, 392,
                   349, 349, 330, 330, 294, 294, 262};
int duration[]  = {400, 400, 400, 400, 400, 400, 800,
                   400, 400, 400, 400, 400, 400, 800};

void setup() {
  pinMode(BUZZER, OUTPUT);
}

void loop() {
  for (int i = 0; i < 14; i++) {
    tone(BUZZER, melody[i]);
    delay(duration[i]);
    noTone(BUZZER);
    delay(50);
  }
  delay(2000);
}