| /*jslint node:true, vars:true, bitwise:true, unparam:true */ |
| /*jshint unused:true */ |
| /* |
| * Author: Zion Orent <zorent@ics.com> |
| * Copyright (c) 2015 Intel Corporation. |
| * |
| * Permission is hereby granted, free of charge, to any person obtaining |
| * a copy of this software and associated documentation files (the |
| * "Software"), to deal in the Software without restriction, including |
| * without limitation the rights to use, copy, modify, merge, publish, |
| * distribute, sublicense, and/or sell copies of the Software, and to |
| * permit persons to whom the Software is furnished to do so, subject to |
| * the following conditions: |
| * |
| * The above copyright notice and this permission notice shall be |
| * included in all copies or substantial portions of the Software. |
| * |
| * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, |
| * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
| * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND |
| * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE |
| * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION |
| * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION |
| * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. |
| */ |
| |
| var reflectiveSensor = require("jsupm_rpr220"); |
| |
| // This example uses a simple method to determine current status |
| |
| // Instantiate an RPR220 digital pin D2 |
| // This was tested on the Grove IR Reflective Sensor |
| var myReflectiveSensor = new reflectiveSensor.RPR220(2); |
| |
| var myInterval = setInterval(function() |
| { |
| if (myReflectiveSensor.blackDetected()) |
| console.log("Black detected"); |
| else |
| console.log("Black NOT detected"); |
| }, 100); |
| |
| // When exiting: clear interval and print message |
| process.on('SIGINT', function() |
| { |
| clearInterval(myInterval); |
| console.log("Exiting..."); |
| process.exit(0); |
| }); |