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itg3200: JavaScript example file itg3200 3-axis digital gyroscope

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Signed-off-by: Sarah Knepper <sarah.knepper@intel.com>
This commit is contained in:
Sarah Knepper 2015-01-19 15:12:00 -08:00
parent 12ecd6fa14
commit 5832f4e3b7
1 changed files with 64 additions and 0 deletions
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examples/javascript/itg3200.js Normal file
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/*jslint node:true, vars:true, bitwise:true, unparam:true */
/*jshint unused:true */
/*global */
/*
* Author: Sarah Knepper <sarah.knepper@intel.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.
*/
// Load gyroscope module
var itg3200 = require('jsupm_itg3200');
// load this on i2c
var gyro = new itg3200.Itg3200(0);
var rot;
var ang;
// Note: Sensor not supported on Intel Edison with Arduino breakout
setInterval(function()
{
gyro.update(); // Update the data
rot = gyro.getRawValues(); // Read raw sensor data
ang = gyro.getRotation(); // Read rotational speed (deg/sec)
var rots = (rot.getitem(0) + " ");
rots += (rot.getitem(1) + " ");
rots += rot.getitem(2);
var temp = round2Digits(gyro.getTemperature());
var raw = round2Digits(gyro.getRawTemp());
console.log("Raw: " + rots);
console.log("AngX: " + round2Digits(ang.getitem(0)));
console.log("AngY: " + round2Digits(ang.getitem(1)));
console.log("AngZ: " + round2Digits(ang.getitem(2)));
console.log("Temp: " + temp + " Raw: " + raw);
}, 1000);
function round2Digits(num)
{
return Math.round((num + 0.00001) * 100) / 100;
}
// Print message when exiting
process.on('SIGINT', function()
{
console.log("Exiting...");
process.exit(0);
});