microSDカードからWaveファイルを再生するサンプルです。
Dependencies: mbed FATFileSystem
Fork of JBB_WavePlayer_test by
main.cpp@1:9681a1526ecb, 2014-05-23 (annotated)
- Committer:
- jksoft
- Date:
- Fri May 23 09:41:26 2014 +0000
- Revision:
- 1:9681a1526ecb
- Parent:
- 0:e9f196d85a46
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Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
jksoft | 0:e9f196d85a46 | 1 | #include "mbed.h" |
jksoft | 0:e9f196d85a46 | 2 | #include "wave_player.h" |
jksoft | 0:e9f196d85a46 | 3 | #include "SDFileSystem.h" |
jksoft | 0:e9f196d85a46 | 4 | |
jksoft | 0:e9f196d85a46 | 5 | DigitalOut myled(LED1); |
jksoft | 0:e9f196d85a46 | 6 | AnalogOut DACout(p18); |
jksoft | 0:e9f196d85a46 | 7 | DigitalOut AMPEnable(p12); |
jksoft | 0:e9f196d85a46 | 8 | DigitalIn SW1(p25); |
jksoft | 0:e9f196d85a46 | 9 | |
jksoft | 0:e9f196d85a46 | 10 | wave_player waver(&DACout,&Enable); |
jksoft | 0:e9f196d85a46 | 11 | SDFileSystem sd(p5, p6, p7, p8, "sd"); //SD card |
jksoft | 0:e9f196d85a46 | 12 | |
jksoft | 0:e9f196d85a46 | 13 | Ticker flipper; |
jksoft | 0:e9f196d85a46 | 14 | |
jksoft | 0:e9f196d85a46 | 15 | |
jksoft | 0:e9f196d85a46 | 16 | void flip() { |
jksoft | 0:e9f196d85a46 | 17 | static int old_sw = 1; |
jksoft | 0:e9f196d85a46 | 18 | if((SW1 == 0)&&(old_sw == 1)) |
jksoft | 0:e9f196d85a46 | 19 | { |
jksoft | 0:e9f196d85a46 | 20 | waver.set_s_stop(); |
jksoft | 0:e9f196d85a46 | 21 | } |
jksoft | 0:e9f196d85a46 | 22 | old_sw = SW1; |
jksoft | 0:e9f196d85a46 | 23 | } |
jksoft | 0:e9f196d85a46 | 24 | |
jksoft | 0:e9f196d85a46 | 25 | void player(char* file_path) |
jksoft | 0:e9f196d85a46 | 26 | { |
jksoft | 0:e9f196d85a46 | 27 | FILE *wave_file; |
jksoft | 0:e9f196d85a46 | 28 | |
jksoft | 0:e9f196d85a46 | 29 | wave_file=fopen(file_path,"r"); |
jksoft | 0:e9f196d85a46 | 30 | waver.play(wave_file); |
jksoft | 0:e9f196d85a46 | 31 | fclose(wave_file); |
jksoft | 0:e9f196d85a46 | 32 | } |
jksoft | 0:e9f196d85a46 | 33 | |
jksoft | 0:e9f196d85a46 | 34 | int main() { |
jksoft | 0:e9f196d85a46 | 35 | SW1.mode(PullUp); |
jksoft | 0:e9f196d85a46 | 36 | flipper.attach(&flip, 0.1); |
jksoft | 1:9681a1526ecb | 37 | |
jksoft | 0:e9f196d85a46 | 38 | player("/sd/1.wav"); |
jksoft | 0:e9f196d85a46 | 39 | wait(0.5); |
jksoft | 1:9681a1526ecb | 40 | |
jksoft | 0:e9f196d85a46 | 41 | while(1) { |
jksoft | 0:e9f196d85a46 | 42 | myled = 1; |
jksoft | 0:e9f196d85a46 | 43 | wait(0.2); |
jksoft | 0:e9f196d85a46 | 44 | myled = 0; |
jksoft | 0:e9f196d85a46 | 45 | wait(0.2); |
jksoft | 0:e9f196d85a46 | 46 | } |
jksoft | 0:e9f196d85a46 | 47 | } |