upm/examples/c/ms5803.c
Jon Trulson 803f9a9838 ms5803: initial implementation; C, C++; FTI + examples
Signed-off-by: Jon Trulson <jtrulson@ics.com>
2016-11-14 17:26:42 -07:00

80 lines
2.1 KiB
C

/*
* Author: Jon Trulson <jtrulson@ics.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 <unistd.h>
#include <stdio.h>
#include <signal.h>
#include "ms5803.h"
#include "upm_utilities.h"
bool shouldRun = true;
void sig_handler(int signo)
{
if (signo == SIGINT)
shouldRun = false;
}
int main()
{
signal(SIGINT, sig_handler);
//! [Interesting]
// Instantiate a MS5803 on analog I2C bus 0, at the default address
ms5803_context sensor = ms5803_init(0, MS5803_DEFAULT_I2C_ADDR, -1);
if (!sensor)
{
printf("ms5803_init() failed\n");
return 1;
}
// Every second, sample the sensor and output the pressure and
// temperature
while (shouldRun)
{
if (ms5803_update(sensor))
{
printf("ms5803_update() failed\n");
}
printf("Temperature: %f C, Pressure = %f mbar\n",
ms5803_get_temperature(sensor),
ms5803_get_pressure(sensor));
upm_delay(1);
}
//! [Interesting]
printf("Exiting\n");
ms5803_close(sensor);
return 0;
}