1 /*
2 * Author: Zion Orent <zorent@ics.com>
3 * Copyright (c) 2015 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 #include <iostream>
25 #include <unistd.h>
26 #include <signal.h>
27 #include "waterlevel.h"
28
29 using namespace std;
30
31 int shouldRun = true;
32
sig_handler(int signo)33 void sig_handler(int signo)
34 {
35 if (signo == SIGINT)
36 shouldRun = false;
37 }
38
main(int argc,char ** argv)39 int main(int argc, char **argv)
40 {
41 signal(SIGINT, sig_handler);
42
43 //! [Interesting]
44 // The was tested with the Water Level Sensor
45 // Instantiate a Water Level Sensor on digital pin D2
46 upm::WaterLevel* waterlevel = new upm::WaterLevel(2);
47
48 while (shouldRun)
49 {
50 if (waterlevel->isSubmerged())
51 cout << "Sensor is submerged in liquid" << endl;
52 else
53 cout << "Liquid is below water level sensor" << endl;
54 sleep(1);
55 }
56
57 //! [Interesting]
58 cout << "Exiting" << endl;
59
60 delete waterlevel;
61 return 0;
62 }
63