mirror of
https://github.com/eclipse/upm.git
synced 2025-03-15 13:07:40 +03:00
84 lines
2.3 KiB
C
84 lines
2.3 KiB
C
![]() |
/*
|
||
|
* Author: Jon Trulson <jtrulson@ics.com>
|
||
|
* Copyright (c) 2015 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 <stdlib.h>
|
||
|
#include <stdio.h>
|
||
|
#include <signal.h>
|
||
|
|
||
|
#include "upm_utilities.h"
|
||
|
#include "mma7660.h"
|
||
|
|
||
|
int shouldRun = true;
|
||
|
|
||
|
void sig_handler(int signo)
|
||
|
{
|
||
|
if (signo == SIGINT)
|
||
|
shouldRun = false;
|
||
|
}
|
||
|
|
||
|
int main(int argc, char **argv)
|
||
|
{
|
||
|
signal(SIGINT, sig_handler);
|
||
|
|
||
|
//! [Interesting]
|
||
|
// Instantiate an MMA7660 on I2C bus 0
|
||
|
|
||
|
mma7660_context accel = mma7660_init(MMA7660_DEFAULT_I2C_BUS,
|
||
|
MMA7660_DEFAULT_I2C_ADDR);
|
||
|
|
||
|
if (!accel)
|
||
|
{
|
||
|
printf("mma7660_init() failed\n");
|
||
|
return 1;
|
||
|
}
|
||
|
|
||
|
// place device in standby mode so we can write registers
|
||
|
mma7660_set_mode_standby(accel);
|
||
|
|
||
|
// enable 64 samples per second
|
||
|
mma7660_set_sample_rate(accel, MMA7660_AUTOSLEEP_64);
|
||
|
|
||
|
// place device into active mode
|
||
|
mma7660_set_mode_active(accel);
|
||
|
|
||
|
while (shouldRun)
|
||
|
{
|
||
|
float ax, ay, az;
|
||
|
|
||
|
mma7660_get_acceleration(accel, &ax, &ay, &az);
|
||
|
printf("Acceleration: x = %f y = %f z = %f\n\n",
|
||
|
ax, ay, az);
|
||
|
|
||
|
upm_delay_ms(500);
|
||
|
}
|
||
|
|
||
|
printf("Exiting...\n");
|
||
|
|
||
|
mma7660_close(accel);
|
||
|
|
||
|
//! [Interesting]
|
||
|
return 0;
|
||
|
}
|