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55 lines
1.9 KiB
JavaScript
55 lines
1.9 KiB
JavaScript
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/*jslint node:true, vars:true, bitwise:true, unparam:true */
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/*jshint unused:true */
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/*
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* Author: Zion Orent <zorent@ics.com>
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* Copyright (c) 2015 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 ht9170_dtmf_lib = require("jsupm_ht9170");
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// Instantiate a DTMF decoder
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var dtmf_obj = new ht9170_dtmf_lib.HT9170(12, 11, 10, 9, 8);
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// Now we just spin in a loop, sleeping every 100ms, checking to see
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// if a digit is available. If so, we decode and print the digit,
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// and continue looping.
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var myInterval = setInterval(function()
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{
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if (dtmf_obj.digitReady())
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{
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console.log("Got DTMF code: " + dtmf_obj.decodeDigit());
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// now spin until digitReady() goes false again
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while (dtmf.digitReady())
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;
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}
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}, 100);
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// When exiting: clear interval, and print message
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process.on('SIGINT', function()
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{
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clearInterval(myInterval);
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dtmf_obj = null;
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ht9170_dtmf_lib.cleanUp();
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ht9170_dtmf_lib = null;
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console.log("Exiting");
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process.exit(0);
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});
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