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Update toneMelody.ino #29

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Update toneMelody.ino #29

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10 changes: 7 additions & 3 deletions examples/02.Digital/toneMelody/toneMelody.ino
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Original file line number Diff line number Diff line change
Expand Up @@ -17,6 +17,8 @@

#include "pitches.h"

int buzzerPin = 8;

// notes in the melody:
int melody[] = {
NOTE_C4, NOTE_G3, NOTE_G3, NOTE_A3, NOTE_G3, 0, NOTE_B3, NOTE_C4
Expand All @@ -27,21 +29,23 @@ int noteDurations[] = {
4, 8, 8, 4, 4, 4, 4, 4
};

int noteAmount = 8;

void setup() {
// iterate over the notes of the melody:
for (int thisNote = 0; thisNote < 8; thisNote++) {
for (int thisNote = 0; thisNote < noteAmount; thisNote++) {

// to calculate the note duration, take one second divided by the note type.
//e.g. quarter note = 1000 / 4, eighth note = 1000/8, etc.
int noteDuration = 1000 / noteDurations[thisNote];
tone(8, melody[thisNote], noteDuration);
tone(buzzerPin, melody[thisNote], noteDuration);

// to distinguish the notes, set a minimum time between them.
// the note's duration + 30% seems to work well:
int pauseBetweenNotes = noteDuration * 1.30;
delay(pauseBetweenNotes);
// stop the tone playing:
noTone(8);
noTone(buzzerPin);
}
}

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