upm/examples/c/lsm303d.c
Mihai Tudor Panu 89d5de43e0 license: update to SPDX style license text throughout
Signed-off-by: Mihai Tudor Panu <mihai.tudor.panu@intel.com>
2020-03-05 15:13:36 -08:00

77 lines
1.6 KiB
C

/*
* Author: Jon Trulson <jtrulson@ics.com>
* Copyright (c) 2017 Intel Corporation.
*
* The MIT License
*
* This program and the accompanying materials are made available under the
* terms of the The MIT License which is available at
* https://opensource.org/licenses/MIT.
*
* SPDX-License-Identifier: MIT
*/
#include <unistd.h>
#include <stdio.h>
#include <signal.h>
#include "upm_utilities.h"
#include "lsm303d.h"
bool shouldRun = true;
void sig_handler(int signo)
{
if (signo == SIGINT)
shouldRun = false;
}
int main(int argc, char **argv)
{
signal(SIGINT, sig_handler);
//! [Interesting]
// Instantiate a LSM303D instance using default i2c bus and addresses
lsm303d_context sensor = lsm303d_init(LSM303D_DEFAULT_I2C_BUS,
LSM303D_DEFAULT_I2C_ADDR);
if (!sensor)
{
printf("lsm303d_init() failed.\n");
return 1;
}
// now output data every 250 milliseconds
while (shouldRun)
{
float x, y, z;
if (lsm303d_update(sensor))
{
printf("lsm303d_update() failed\n");
return 1;
}
lsm303d_get_accelerometer(sensor, &x, &y, &z);
printf("Accelerometer x: %f y: %f z: %f g\n",
x, y, z);
lsm303d_get_magnetometer(sensor, &x, &y, &z);
printf("Magnetometer x: %f y: %f z: %f uT\n",
x, y, z);
printf("Temperature: %f C\n\n", lsm303d_get_temperature(sensor));
upm_delay_ms(250);
}
printf("Exiting...\n");
lsm303d_close(sensor);
//! [Interesting]
return 0;
}