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67 lines
1.9 KiB
JavaScript
67 lines
1.9 KiB
JavaScript
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/*
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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 touchSensor = require('jsupm_mpr121');
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var myTouchSensor = new touchSensor.MPR121(touchSensor.MPR121_I2C_BUS, touchSensor.MPR121_DEFAULT_I2C_ADDR);
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myTouchSensor.configAN3944();
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setInterval(function()
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{
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myTouchSensor.readButtons();
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printButtons(myTouchSensor);
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}, 1000);
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function printButtons(touchSensor)
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{
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var buttonPressed = false;
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var outputStr = "Buttons Pressed: ";
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for (var i=0; i<12; i++)
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{
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if (touchSensor.m_buttonStates & (1 << i))
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{
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outputStr += (i + " ");
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buttonPressed = true;
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}
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}
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if (!buttonPressed)
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outputStr += "None";
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console.log(outputStr);
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if (touchSensor.m_overCurrentFault)
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console.log("Over Current Fault detected!");
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}
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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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