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      1 //////////////////////////////////////////////////////////////////////////////////////
      2 // The MIT License (MIT)
      3 //
      4 // Submit Date: 03/09/2015
      5 // Author: Juan Jose Chong <juanjchong (a] gmail.com>
      6 // Copyright (c) 2015 Juan Jose Chong
      7 //
      8 //////////////////////////////////////////////////////////////////////////////////////
      9 // adis16448.js
     10 //////////////////////////////////////////////////////////////////////////////////////
     11 //
     12 // This example code runs on an Intel Edison and uses mraa to acquire data
     13 // from an ADIS16448. This data is then scaled and printed onto the terminal.
     14 // 
     15 // This software has been tested to connect to an ADIS16448 through a level shifter
     16 // such as the TI TXB0104. The SPI lines (DIN, DOUT, SCLK, /CS) are all wired through
     17 // the level shifter and the ADIS16448 is also being powered by the Intel Edison.
     18 //
     19 // Permission is hereby granted, free of charge, to any person obtaining
     20 // a copy of this software and associated documentation files (the
     21 // "Software"), to deal in the Software without restriction, including
     22 // without limitation the rights to use, copy, modify, merge, publish,
     23 // distribute, sublicense, and/or sell copies of the Software, and to
     24 // permit persons to whom the Software is furnished to do so, subject to
     25 // the following conditions:
     26 //
     27 // The above copyright notice and this permission notice shall be
     28 // included in all copies or substantial portions of the Software.
     29 //
     30 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
     31 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
     32 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
     33 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
     34 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
     35 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
     36 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
     37 //
     38 //////////////////////////////////////////////////////////////////////////////////////
     39 
     40 //Call the ADIS16448 library
     41 var adis16448 = require('jsupm_adis16448');
     42 
     43 //Instantiate SPI and Reset
     44 var imu = new adis16448.ADIS16448(0,3);
     45 
     46 periodicActivity(); //Call the periodicActivity function
     47 
     48 function periodicActivity()
     49 {   
     50     //Read & Scale Gyro/Accel Data
     51     var xgyro = imu.gyroScale(imu.regRead(0x04));
     52     var ygyro = imu.gyroScale(imu.regRead(0x06));
     53     var zgyro = imu.gyroScale(imu.regRead(0x08));
     54     var xaccl = imu.accelScale(imu.regRead(0x0A)); 
     55     var yaccl = imu.accelScale(imu.regRead(0x0C));
     56     var zaccl = imu.accelScale(imu.regRead(0x0E));
     57     
     58     //Display Scaled Data on the Console Log
     59     console.log('XGYRO: ' + xgyro);
     60     console.log('YGYRO: ' + ygyro);
     61     console.log('ZGYRO: ' + zgyro);
     62     console.log('XACCL: ' + xaccl);
     63     console.log('YACCL: ' + yaccl);
     64     console.log('ZACCL: ' + zaccl);
     65     console.log(' ');
     66     setTimeout(periodicActivity,200); //call the indicated function after 0.2 seconds (200 milliseconds)
     67 }