From 5832f4e3b724bc1044dece41f613206a89d789ab Mon Sep 17 00:00:00 2001 From: Sarah Knepper Date: Mon, 19 Jan 2015 15:12:00 -0800 Subject: [PATCH] itg3200: JavaScript example file itg3200 3-axis digital gyroscope Signed-off-by: Sarah Knepper --- examples/javascript/itg3200.js | 64 ++++++++++++++++++++++++++++++++++ 1 file changed, 64 insertions(+) create mode 100644 examples/javascript/itg3200.js diff --git a/examples/javascript/itg3200.js b/examples/javascript/itg3200.js new file mode 100644 index 00000000..4ed68836 --- /dev/null +++ b/examples/javascript/itg3200.js @@ -0,0 +1,64 @@ +/*jslint node:true, vars:true, bitwise:true, unparam:true */ +/*jshint unused:true */ +/*global */ +/* +* Author: Sarah Knepper +* 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); +});