50 lines
1.3 KiB
C
50 lines
1.3 KiB
C
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#include "pitches.h"
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#include <TimerFreeTone.h>
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// notes in the melody:
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int melody[] = {
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NOTE_C4, NOTE_G3, NOTE_G3, NOTE_A3, NOTE_G3, 0, NOTE_B3, NOTE_C4
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};
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// note durations: 4 = quarter note, 8 = eighth note, etc.:
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int noteDurations[] = {
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4, 8, 8, 4, 4, 4, 4, 4
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};
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int melody2[] = { 262, 196, 196, 220, 196, 0, 247, 262 };
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int duration[] = { 250, 125, 125, 250, 250, 250, 250, 250 };
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const bool useTimerFreeTone =true;
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#define TONE_PIN 8
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void playTone(){
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if(useTimerFreeTone)
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{
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for (int thisNote = 0; thisNote < 8; thisNote++) { // Loop through the notes in the array.
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TimerFreeTone(TONE_PIN, melody2[thisNote], duration[thisNote]); // Play thisNote for duration.
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delay(50); // Short delay between notes.
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}
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return;
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}
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// iterate over the notes of the melody:
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for (int thisNote = 0; thisNote < 8; thisNote++) {
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// to calculate the note duration, take one second divided by the note type.
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//e.g. quarter note = 1000 / 4, eighth note = 1000/8, etc.
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int noteDuration = 1000 / noteDurations[thisNote];
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tone(TONE_PIN, melody[thisNote], noteDuration);
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// to distinguish the notes, set a minimum time between them.
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// the note's duration + 30% seems to work well:
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int pauseBetweenNotes = noteDuration * 1.30;
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delay(pauseBetweenNotes);
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// stop the tone playing:
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noTone(TONE_PIN);
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}
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}
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