mirror of
https://github.com/eclipse/upm.git
synced 2025-03-15 04:57:30 +03:00
67 lines
1.9 KiB
C
67 lines
1.9 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 <ppd42ns.h>
|
|
|
|
int shouldRun = true;
|
|
|
|
void sig_handler(int signo)
|
|
{
|
|
if (signo == SIGINT)
|
|
shouldRun = false;
|
|
}
|
|
|
|
|
|
int main()
|
|
{
|
|
signal(SIGINT, sig_handler);
|
|
|
|
//! [Interesting]
|
|
// Instantiate a dust sensor on GPIO pin D8
|
|
ppd42ns_context dust = ppd42ns_init(8);
|
|
|
|
ppd42ns_dust_data data;
|
|
printf("This program will give readings every 30 seconds until "
|
|
"you stop it\n");
|
|
|
|
while (shouldRun)
|
|
{
|
|
data = ppd42ns_get_data(dust);
|
|
printf("Low pulse occupancy: %d\n", data.lowPulseOccupancy);
|
|
printf("Ratio: %f\n", data.ratio);
|
|
printf("Concentration: %f\n\n", data.concentration);
|
|
}
|
|
|
|
printf("Exiting...\n");
|
|
|
|
ppd42ns_close(dust);
|
|
|
|
//! [Interesting]
|
|
return 0;
|
|
}
|