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      1 /*jslint node:true, vars:true, bitwise:true, unparam:true */
      2 /*jshint unused:true */
      3 /*
      4 * Author: Zion Orent <zorent (at) ics.com>
      5 * Copyright (c) 2015 Intel Corporation.
      6 *
      7 * Permission is hereby granted, free of charge, to any person obtaining
      8 * a copy of this software and associated documentation files (the
      9 * "Software"), to deal in the Software without restriction, including
     10 * without limitation the rights to use, copy, modify, merge, publish,
     11 * distribute, sublicense, and/or sell copies of the Software, and to
     12 * permit persons to whom the Software is furnished to do so, subject to
     13 * the following conditions:
     14 *
     15 * The above copyright notice and this permission notice shall be
     16 * included in all copies or substantial portions of the Software.
     17 *
     18 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
     19 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
     20 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
     21 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
     22 * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
     23 * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
     24 * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
     25 */
     26 
     27 var recorder_lib = require("jsupm_isd1820");
     28 
     29 // Instantiate a ISD1820 on digital pins 2 (play) and 3 (record)
     30 // This example was tested on the Grove Recorder.
     31 var myRecorder = new recorder_lib.ISD1820(2, 3);
     32 
     33 
     34 var doRecord = false;
     35 
     36 if (process.argv.length > 2)
     37 	doRecord = true;
     38 
     39 // if an argument was specified (any argument), go into record mode,
     40 // else playback a previously recorded sample
     41 console.log("Supply any argument to the command line to record.");
     42 console.log("Running this example without arguments will play back ");
     43 console.log("any previously recorded sound.");
     44 console.log("There is approximately 10 seconds of recording time.\n");
     45 
     46 // depending on what was selected, do it, and sleep for 15 seconds
     47 if (doRecord)
     48 	myRecorder.record(true);
     49 else
     50 	myRecorder.play(true);
     51 
     52 // There are about 10 seconds of recording/playback time, so we will
     53 // sleep for a little extra time.
     54 console.log("Sleeping for 15 seconds...");
     55 
     56 setTimeout(function()
     57 {
     58 	// turn off whatever we were doing.
     59 	if (doRecord)
     60 		myRecorder.record(false);
     61 	else
     62 		myRecorder.play(false);
     63 	console.log("Exiting");
     64 	myRecorder = null;
     65 	recorder_lib.cleanUp();
     66 	recorder_lib = null;
     67 	process.exit(0);
     68 }, 15 * 1000);
     69