//NOTAS Y FRECUENCIAS
#define NOTE_AS3 233
#define NOTE_B3  247
#define NOTE_C4  262
#define NOTE_CS4 277
#define NOTE_D4  294
#define NOTE_DS4 311
#define NOTE_E4  330
#define NOTE_F4  349
#define NOTE_FS4 370
#define NOTE_G4  392
#define NOTE_GS4 415
#define NOTE_A4  440
#define NOTE_AS4 466
#define NOTE_B4  494
#define NOTE_C5  523
#define NOTE_CS5 554
#define NOTE_D5  587

//BOTÓN
int PULSADOR = 2;

//BUZZER
int BUZZER_PASIVO = 8;

int melodia[] = {
  NOTE_D4, NOTE_D4, NOTE_D5, NOTE_A4, NOTE_GS4, NOTE_G4, NOTE_F4, NOTE_D4, NOTE_F4, NOTE_G4,
  NOTE_C4, NOTE_C4, NOTE_D5, NOTE_A4, NOTE_GS4, NOTE_G4, NOTE_F4, NOTE_D4, NOTE_F4, NOTE_G4,
  NOTE_B3, NOTE_B3, NOTE_D5, NOTE_A4, NOTE_GS4, NOTE_G4, NOTE_F4, NOTE_D4, NOTE_F4, NOTE_G4,
  NOTE_AS3, NOTE_AS3, NOTE_D5, NOTE_A4, NOTE_GS4, NOTE_G4, NOTE_F4, NOTE_D4, NOTE_F4, NOTE_G4,
};

int duraciones[] = {
  6, 7, 5, 3, 5, 5, 6, 9, 9, 9,
  6, 7, 5, 3, 5, 5, 6, 9, 9, 9,
  6, 7, 5, 3, 5, 5, 6, 9, 9, 9,
  6, 7, 5, 3, 5, 5, 6, 9, 9, 9
};

void setup() {
  pinMode(PULSADOR, INPUT_PULLUP);
  pinMode(BUZZER_PASIVO, OUTPUT);
}

void loop() {
  if(digitalRead(PULSADOR) == LOW){
    for (int i = 0; i < 40; i++) {
      int duracion = 1000 / duraciones[i];
      tone(BUZZER_PASIVO, melodia[i], duracion);	
      int pausa = duracion * 1.30;
      delay(pausa);
      noTone(BUZZER_PASIVO);
    }
  }
}