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809292630f
Signed-off-by: Jon Trulson <jtrulson@ics.com> Signed-off-by: Zion Orent <zorent@ics.com> Signed-off-by: Mihai Tudor Panu <mihai.tudor.panu@intel.com>
85 lines
2.6 KiB
JavaScript
85 lines
2.6 KiB
JavaScript
/*jslint node:true, vars:true, bitwise:true, unparam:true */
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/*jshint unused:true */
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/*global */
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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 GPSSensor = require('jsupm_ublox6');
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// Instantiate a Ublox6 GPS device on uart 0.
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var myGPSSensor = new GPSSensor.Ublox6(0);
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if (!myGPSSensor.setupTty(GPSSensor.int_B9600))
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{
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console.log("Failed to setup tty port parameters");
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process.exit(0);
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}
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// Collect and output NMEA data.
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// This device also supports numerous configuration options, which
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// you can set with writeData(). Please refer to the Ublox-6 data
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// sheet for further information on the formats of the data sent and
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// received, and the various operating modes available.
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var bufferLength = 256;
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var nmeaBuffer = new GPSSensor.charArray(bufferLength);
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function getGPSInfo()
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{
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// we don't want the read to block in this example, so always
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// check to see if data is available first.
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if (myGPSSensor.dataAvailable())
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{
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var rv = myGPSSensor.readData(nmeaBuffer, bufferLength);
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var GPSData, dataCharCode, isNewLine, lastNewLine;
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var numlines= 0;
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if (rv > 0)
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{
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GPSData = "";
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// read only the number of characters
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// specified by myGPSSensor.readData
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for (var x = 0; x < rv; x++)
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GPSData += nmeaBuffer.getitem(x);
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process.stdout.write(GPSData)
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}
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if (rv < 0) // some sort of read error occured
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{
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console.log("Port read error.");
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process.exit(0);
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}
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}
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}
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setInterval(getGPSInfo, 100);
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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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