1 /*
2 * Author: Jon Trulson <jtrulson@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 "wt5001.h"
29
30 using namespace std;
31
printUsage(char * progname)32 void printUsage(char *progname)
33 {
34 cout << "Usage:" << progname << " <command>" << endl;
35 cout << "Commands:" << endl;
36 cout << "0 - stop playing" << endl;
37 cout << "1 - start playing track 1" << endl;
38 cout << "2 - pause/un-pause playback" << endl;
39 cout << "3 - next track" << endl;
40 cout << "4 - previous track" << endl;
41 }
42
main(int argc,char ** argv)43 int main (int argc, char **argv)
44 {
45 //! [Interesting]
46 // Instantiate a WT5001 serial MP3 player on uart 0.
47 // This example was tested on the Grove Serial MP3 module.
48
49 upm::WT5001* mp3 = new upm::WT5001(0);
50
51 int cmd = -1;
52 if (argc > 1)
53 cmd = atoi(argv[1]);
54
55 // make sure port is initialized properly. 9600 baud is the default.
56 if (!mp3->setupTty(B9600))
57 {
58 cerr << "Failed to setup tty port parameters" << endl;
59 return 1;
60 }
61
62 switch (cmd)
63 {
64 case 0:
65 mp3->stop();
66 break;
67
68 case 1:
69 mp3->play(upm::WT5001::SD, 1);
70 break;
71
72 case 2:
73 mp3->pause();
74 break;
75
76 case 3:
77 mp3->next();
78 break;
79
80 case 4:
81 mp3->previous();
82 break;
83
84 default:
85 // nothing, just output usage, and info below
86 printUsage(argv[0]);
87 break;
88 }
89
90 // Example: set the date
91 // mp3->setDate(2015, 1, 1);
92
93 // Example: set the time
94 // mp3->setTime(12, 30, 30);
95
96 // print out some information
97 uint8_t vol = 0;
98 if (mp3->getVolume(&vol))
99 cout << "The current volume is: " << int(vol) << endl;
100
101 uint8_t ps = 0;
102 if (mp3->getPlayState(&ps))
103 cout << "The current play state is: " << int(ps) << endl;
104
105 uint16_t numf = 0;
106 if (mp3->getNumFiles(upm::WT5001::SD, &numf))
107 cout << "The number of files on the SD card is: " << int(numf) << endl;
108
109 uint16_t curf = 0;
110 if (mp3->getCurrentFile(&curf))
111 cout << "The current file is: " << int(curf) << endl;
112
113 uint16_t year = 0;
114 uint8_t month = 0, day = 0;
115 if (mp3->getDate(&year, &month, &day))
116 cout << "The device date is: " << int(month) << "/" << int(day)
117 << "/" << int(year) << endl;
118
119 uint8_t hour = 0, minute = 0, second = 0;
120 if (mp3->getTime(&hour, &minute, &second))
121 cout << "The device time is: " << int(hour) << ":" << int(minute)
122 << ":" << int(second) << endl;
123
124 //! [Interesting]
125
126 cout << "Exiting..." << endl;
127
128 delete mp3;
129 return 0;
130 }
131