upm/examples/c++/kxcjk1013.cxx

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/*
* Author: Lay, Kuan Loon <kuan.loon.lay@intel.com>
* Copyright (c) 2016 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.
*/
#include <iostream>
#include <iomanip>
#include <unistd.h>
#include <signal.h>
#include "kxcjk1013.hpp"
using namespace std;
int shouldRun = true;
upm::KXCJK1013* accelerometer;
void
sig_handler(int signo)
{
if (signo == SIGINT)
shouldRun = false;
}
void
data_callback(char* data)
{
float x, y, z;
accelerometer->extract3Axis(data, &x, &y, &z);
cout << fixed << setprecision(1);
cout << x << '\t' << y << '\t' << z << "[m/s^2]" << endl;
}
int
main()
{
signal(SIGINT, sig_handler);
//! [Interesting]
// Instantiate a KXCJK1013 Accelerometer Sensor on iio device 0
accelerometer = new upm::KXCJK1013(0);
// Available scales are 0.009582(2g), 0.019163(4g), and 0.038326(8g)
accelerometer->setScale(0.019163);
// Available sampling frequency are 0.781000, 1.563000, 3.125000, 6.250000, 12.500000, 25, 50,
// 100, 200, 400, 800, and 1600
accelerometer->setSamplingFrequency(25.0);
accelerometer->enable3AxisChannel();
accelerometer->installISR(data_callback, NULL);
accelerometer->enableBuffer(16);
while (shouldRun) {
sleep(1);
}
accelerometer->disableBuffer();
//! [Interesting]
cout << "Exiting" << endl;
delete accelerometer;
return 0;
}