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buzzer: C implementation; C++ wraps C

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Signed-off-by: Jon Trulson <jtrulson@ics.com>
This commit is contained in:
Jon Trulson
2016-10-28 16:47:01 -06:00
parent f623414c04
commit 7b9fbd8738
16 changed files with 461 additions and 154 deletions
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20
examples/javascript/buzzer.js
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@ -26,15 +26,13 @@ var upmBuzzer = require("jsupm_buzzer");
// Initialize on GPIO 5
var myBuzzer = new upmBuzzer.Buzzer(5);
var chords = [];
chords.push(upmBuzzer.DO);
chords.push(upmBuzzer.RE);
chords.push(upmBuzzer.MI);
chords.push(upmBuzzer.FA);
chords.push(upmBuzzer.SOL);
chords.push(upmBuzzer.LA);
chords.push(upmBuzzer.SI);
chords.push(upmBuzzer.DO);
chords.push(upmBuzzer.SI);
chords.push(upmBuzzer.BUZZER_DO);
chords.push(upmBuzzer.BUZZER_RE);
chords.push(upmBuzzer.BUZZER_MI);
chords.push(upmBuzzer.BUZZER_FA);
chords.push(upmBuzzer.BUZZER_SOL);
chords.push(upmBuzzer.BUZZER_LA);
chords.push(upmBuzzer.BUZZER_SI);
var chordIndex = 0;
// Print sensor name
@ -44,8 +42,8 @@ function melody()
{
if (chords.length != 0)
{
//Play sound for one second
console.log( myBuzzer.playSound(chords[chordIndex], 1000000) );
//Play sound for one half second
console.log( myBuzzer.playSound(chords[chordIndex], 500000) );
chordIndex++;
//Reset the sound to start from the beginning.
if (chordIndex > chords.length - 1)