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      1 /*jslint node:true, vars:true, bitwise:true, unparam:true */
      2 /*jshint unused:true */
      3 
      4 /*
      5  * Author: Jon Trulson <jtrulson (at) ics.com>
      6  * Copyright (c) 2015 Intel Corporation.
      7  *
      8  * Permission is hereby granted, free of charge, to any person obtaining
      9  * a copy of this software and associated documentation files (the
     10  * "Software"), to deal in the Software without restriction, including
     11  * without limitation the rights to use, copy, modify, merge, publish,
     12  * distribute, sublicense, and/or sell copies of the Software, and to
     13  * permit persons to whom the Software is furnished to do so, subject to
     14  * the following conditions:
     15  *
     16  * The above copyright notice and this permission notice shall be
     17  * included in all copies or substantial portions of the Software.
     18  *
     19  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
     20  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
     21  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
     22  * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
     23  * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
     24  * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
     25  * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
     26  */
     27 
     28 
     29 var sensorObj = require('jsupm_mpu9150');
     30 
     31 // Instantiate an MPU9105 on default I2C bus and address
     32 var sensor = new sensorObj.MPU9150();
     33 
     34 // Initialize the device with default values
     35 sensor.init();
     36 
     37 var x = new sensorObj.new_floatp();
     38 var y = new sensorObj.new_floatp();
     39 var z = new sensorObj.new_floatp();
     40 
     41 // Output data every half second until interrupted
     42 setInterval(function()
     43 {
     44     sensor.update();
     45 
     46     sensor.getAccelerometer(x, y, z);
     47     console.log("Accelerometer: AX: " + sensorObj.floatp_value(x) +
     48                 " AY: " + sensorObj.floatp_value(y) +
     49                 " AZ: " + sensorObj.floatp_value(z));
     50 
     51     sensor.getGyroscope(x, y, z);
     52     console.log("Gyroscope:     GX: " + sensorObj.floatp_value(x) +
     53                 " AY: " + sensorObj.floatp_value(y) +
     54                 " AZ: " + sensorObj.floatp_value(z));
     55 
     56     sensor.getMagnetometer(x, y, z);
     57     console.log("Magnetometer:  MX: " + sensorObj.floatp_value(x) +
     58                 " MY: " + sensorObj.floatp_value(y) +
     59                 " MZ: " + sensorObj.floatp_value(z));
     60 
     61     console.log("Temperature:   " + sensor.getTemperature());
     62 
     63     console.log();
     64 
     65 }, 500);
     66 
     67 // exit on ^C
     68 process.on('SIGINT', function()
     69 {
     70     sensor = null;
     71     sensorObj.cleanUp();
     72     sensorObj = null;
     73     console.log("Exiting.");
     74     process.exit(0);
     75 });
     76 
     77