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61 lines
2.0 KiB
JavaScript
61 lines
2.0 KiB
JavaScript
/*
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* Author: Zion Orent <zorent@ics.com>
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* Copyright (c) 2014 Intel Corporation.
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*
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* Permission is hereby granted, free of charge, to any person obtaining
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* a copy of this software and associated documentation files (the
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* "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sublicense, and/or sell copies of the Software, and to
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* permit persons to whom the Software is furnished to do so, subject to
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* the following conditions:
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*
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* The above copyright notice and this permission notice shall be
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* included in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
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* LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
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* OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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* WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*/
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var upmBuzzer = require("jsupm_buzzer");
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// Initialize on GPIO 5
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var myBuzzer = new upmBuzzer.Buzzer(5);
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var chords = [];
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chords.push(upmBuzzer.BUZZER_DO);
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chords.push(upmBuzzer.BUZZER_RE);
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chords.push(upmBuzzer.BUZZER_MI);
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chords.push(upmBuzzer.BUZZER_FA);
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chords.push(upmBuzzer.BUZZER_SOL);
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chords.push(upmBuzzer.BUZZER_LA);
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chords.push(upmBuzzer.BUZZER_SI);
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var chordIndex = 0;
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// Print sensor name
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console.log(myBuzzer.name());
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function melody()
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{
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if (chords.length != 0)
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{
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//Play sound for one half second
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console.log( myBuzzer.playSound(chords[chordIndex], 500000) );
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chordIndex++;
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//Reset the sound to start from the beginning.
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if (chordIndex > chords.length - 1)
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chordIndex = 0;
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}
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}
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setInterval(melody, 100);
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// Print message when exiting
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process.on('SIGINT', function()
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{
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console.log("Exiting...");
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process.exit(0);
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});
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