65 lines
1.4 KiB
C
65 lines
1.4 KiB
C
#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 duration2[] = { 250, 125, 125, 250, 250, 250, 250, 250 };
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int melody3[] = { 262, 196};
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int duration3[] = { 250, 125};
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#define TONE_PIN 8
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void playTone(){
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// digitalWrite(TONE_PIN, HIGH);
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// delay(2000);
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// digitalWrite(TONE_PIN, LOW);
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// return;
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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], duration2[thisNote]); // Play thisNote for duration.
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delay(50); // Short delay between notes.
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}
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}
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float sinVal;
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int toneVal;
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void playSound(bool silent){
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int max = 180;
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if(silent)
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max = 2;
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for(int x = 0; x < max ; x++){
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//convert angle of sinusoidal to radian measure
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sinVal = (sin(x*(3.1412/180)));
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//generate sound of different frequencies by sinusoidal value
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toneVal = 2000+(int(sinVal*1000));
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//Set a frequency for Pin-out 8
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tone(TONE_PIN, toneVal, 3);
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// TimerFreeTone(TONE_PIN, toneVal, 2, 5);
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delay(2);
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}
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noTone(TONE_PIN);
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}
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void playAlarm(bool silent){
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playSound(silent);
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delay(500);
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}
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