1 /*
2 * Author: Zion Orent <zorent@ics.com>
3 * Copyright (c) 2014 Intel Corporation.
4 *
5 * Permission is hereby granted, free of charge, to any person obtaining
6 * a copy of this software and associated documentation files (the
7 * "Software"), to deal in the Software without restriction, including
8 * without limitation the rights to use, copy, modify, merge, publish,
9 * distribute, sublicense, and/or sell copies of the Software, and to
10 * permit persons to whom the Software is furnished to do so, subject to
11 * the following conditions:
12 *
13 * The above copyright notice and this permission notice shall be
14 * included in all copies or substantial portions of the Software.
15 *
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
17 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
18 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
19 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
20 * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
21 * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
22 * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
23 */
24
25 #include <unistd.h>
26 #include <iostream>
27 #include <signal.h>
28 #include "ppd42ns.h"
29
30 using namespace std;
31
32 int shouldRun = true;
33
sig_handler(int signo)34 void sig_handler(int signo)
35 {
36 if (signo == SIGINT)
37 shouldRun = false;
38 }
39
40
main()41 int main ()
42 {
43 signal(SIGINT, sig_handler);
44
45 //! [Interesting]
46 // Instantiate a dust sensor on GPIO pin D8
47 upm::PPD42NS* dust = new upm::PPD42NS(8);
48 upm::dustData data;
49 cout << "This program will give readings every 30 seconds until you stop it" << endl;
50 while (shouldRun)
51 {
52 data = dust->getData();
53 cout << "Low pulse occupancy: " << data.lowPulseOccupancy << endl;
54 cout << "Ratio: " << data.ratio << endl;
55 cout << "Concentration: " << data.concentration << endl;
56 }
57 //! [Interesting]
58
59 cout << "Exiting" << endl;
60
61 delete dust;
62 return 0;
63 }
64