WT2003M03.cpp

00001 /* mbed WT20003M03 Library
00002  *  
00003  * Copyright (c) 2007-2010 sford, cstyles
00004  *
00005  * Permission is hereby granted, free of charge, to any person obtaining a copy
00006  * of this software and associated documentation files (the "Software"), to deal
00007  * in the Software without restriction, including without limitation the rights
00008  * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
00009  * copies of the Software, and to permit persons to whom the Software is
00010  * furnished to do so, subject to the following conditions:
00011  *
00012  * The above copyright notice and this permission notice shall be included in
00013  * all copies or substantial portions of the Software.
00014  *
00015  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
00016  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
00017  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
00018  * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
00019  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
00020  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
00021  * THE SOFTWARE.
00022  */
00023  
00024 #include "WT2003M03.h"
00025 #include "mbed.h"
00026 
00027 WT20003M03::WT20003M03(PinName txpin,PinName rxpin) : _audio(txpin,rxpin) {
00028     wait_ms(10);
00029 }
00030 
00031 void WT20003M03::Play(unsigned int address) {
00032     _audio.putc(0x7E);
00033     _audio.putc(0x05);
00034     _audio.putc(0xA2);
00035     _audio.putc((address >> 8) & 0xFF);
00036     _audio.putc( address       & 0xFF);
00037     _audio.putc((0x05 + 0xA2 + ((address >> 8) & 0xFF) + (address & 0xFF)) & 0xFF);
00038     _audio.putc(0xEF);
00039     wait_ms(10);
00040 }
00041 
00042 void WT20003M03::Play() {
00043     _audio.putc(0x7E);
00044     _audio.putc(0x03);
00045     _audio.putc(0xAA);
00046     _audio.putc(0xAD);
00047     _audio.putc(0xEF);
00048     wait_ms(10);
00049 }
00050 
00051 void WT20003M03::volume(unsigned int volume) {
00052     _audio.putc(0x7E);
00053     _audio.putc(0x04);
00054     _audio.putc(0xAE);
00055     _audio.putc( volume & 0xff);
00056     _audio.putc((0x04 + 0xAE + (volume & 0xFF)) & 0xFF);
00057     _audio.putc(0xEF);
00058     wait_ms(10);
00059 }
00060 
00061 
00062 void WT20003M03::Pause() {
00063     Play() ;
00064 }
00065 
00066 void WT20003M03::Stop() {
00067     _audio.putc(0x7E);
00068     _audio.putc(0x03);
00069     _audio.putc(0xAB);
00070     _audio.putc(0xAE);
00071     _audio.putc(0xEF);
00072     wait_ms(10);
00073 }
00074 
00075 void WT20003M03::Next() {
00076     _audio.putc(0x7E);
00077     _audio.putc(0x03);
00078     _audio.putc(0xAC);
00079     _audio.putc(0xAF);
00080     _audio.putc(0xEF);
00081     wait_ms(10);
00082 }
00083 
00084 void WT20003M03::Previous() {
00085     _audio.putc(0x7E);
00086     _audio.putc(0x03);
00087     _audio.putc(0xAD);
00088     _audio.putc(0xB0);
00089     _audio.putc(0xEF);
00090     wait_ms(10);
00091 }
00092 
00093 char WT20003M03::ReadVolume() {
00094     _audio.putc(0x7E);
00095     _audio.putc(0x03);
00096     _audio.putc(0xC1);
00097     _audio.putc(0xC4);
00098     _audio.putc(0xEF);
00099     _audio.getc();
00100     return _audio.getc();
00101 }
00102 char WT20003M03::ReadState() {
00103     _audio.putc(0x7E);
00104     _audio.putc(0x03);
00105     _audio.putc(0xC2);
00106     _audio.putc(0xC5);
00107     _audio.putc(0xEF);
00108     return _audio.getc();
00109 }