1/*jslint node:true, vars:true, bitwise:true, unparam:true */
2/*jshint unused:true */
3/*
4* Author: Zion Orent <zorent@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
27var distInterrupter = require("jsupm_rfr359f");
28
29// Instantiate an RFR359F digital pin D2
30// This was tested on the Grove IR Distance Interrupter
31var myDistInterrupter = new distInterrupter.RFR359F(2);
32
33// The range appears to be about 4 inches, depending on adjustment
34var myInterval = setInterval(function()
35{
36	if (myDistInterrupter.objectDetected())
37		console.log("Object detected");
38	else
39		console.log("Area is clear");
40}, 100);
41
42// When exiting: turn off LED, clear interval, and print message
43process.on('SIGINT', function()
44{
45	clearInterval(myInterval);
46	console.log("Exiting...");
47	process.exit(0);
48});
49