#define BUZZER_PIN 8

// Nada dari lagu "Happy Birthday"
int melody[] = {
  262, 262, 294, 262, 349, 330, // Happy Birthday to You
  262, 262, 294, 262, 392, 349, // Happy Birthday to You
  262, 262, 523, 440, 349, 330, 294, // Happy Birthday Dear [Name]
  466, 466, 440, 349, 392, 349  // Happy Birthday to You
};

// Durasi dari setiap nada (dalam ms)
int noteDurations[] = {
  500, 500, 1000, 1000, 1000, 2000,
  500, 500, 1000, 1000, 1000, 2000,
  500, 500, 1000, 1000, 1000, 1000, 2000,
  500, 500, 1000, 1000, 1000, 2000
};

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

void loop() {
  for (int thisNote = 0; thisNote < sizeof(melody)/sizeof(melody[0]); thisNote++) {
    int noteDuration = noteDurations[thisNote];
    tone(BUZZER_PIN, melody[thisNote], noteDuration);
    delay(noteDuration * 1.30); 
    noTone(BUZZER_PIN);
  }
  delay(10000);
}