lecteur mp3
Dependencies: MPR121 SDFileSystem TextLCD VS1053lib mbed
Fork of MP3_test by
Diff: mp3.cpp
- Revision:
- 1:d1ed30ba5ca9
- Parent:
- 0:acb04070ad91
--- a/mp3.cpp Wed Sep 28 18:10:24 2016 +0000 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 @@ -1,79 +0,0 @@ -//******************************** -// version 27/09/16 -// G.Raynaud -//******************************** -#include "mbed.h" -#include "TextLCD.h" -#include "SDFileSystem.h" -#include <VLSIcodec.h> - -#define BUFFER_SIZE 2048 - -Serial com(USBTX, USBRX); //Initiallize the Serial Port 0 (9600 bits/sec) -unsigned char buff[BUFFER_SIZE]; -// codec -VS1053Codec codec(p11, p12, p13, p14, p16, p15, p17); // mosi, miso, sck, cs, dreq, rst, bsync -// I2C Communication -I2C i2c_lcd(p28, p27 ); // SCL, SDA -// LCD -TextLCD_I2C lcd(&i2c_lcd, 0x40, TextLCD::LCD16x2); // I2C bus, PCF8574 Slaveaddress, LCD Type -// SD card -SDFileSystem sd(p5, p6, p7, p8, "sd"); // mosi, miso, sclk, cs the pinout on the mbed Cool Components workshop board - -int main() -{ - char ligne[17]; - lcd.cls(); - lcd.setBacklight(TextLCD::LightOff); - wait(1); - lcd.printf(" "); - lcd.cls(); - lcd.setBacklight(TextLCD::LightOn); - lcd.setCursor(TextLCD::CurOff_BlkOff); - mkdir("/sd/mydir", 0777); - FILE *fp = fopen("/sd/mydir/sdtest.txt", "w"); - if(fp == NULL) { - error("Could not open file for write\n"); - } - fprintf(fp, "IUT---MP3"); - fclose(fp); - fp = fopen("/sd/mydir/sdtest.txt", "r"); - fscanf(fp,"%s",ligne); - lcd.printf(ligne); - fclose(fp); - - - wait(1); - // - codec.init(); // initialise le codec - codec.loadpatch(); // charge le patch (rev 1.5) - codec.setbassboost( 15, 150); // basse - codec.settrebleboost( 7, 15000); // aigue - codec.setvolume( 0x10, 0x10); // volume - - - FILE *song = fopen("/sd/music/1.mp3", "r"); // ouverture fichier MP3 - codec.resetplaytime(); - int aff=0; - - while(1) { - - while(!feof(song)) { // tant que fichier non termine - - fread(buff, 1, BUFFER_SIZE, song); // lecture buffer - aff++; - if(aff%1==0){ - codec.getplaytime(ligne); - ligne[5]=NULL; - lcd.locate(2,1); - lcd.puts(ligne);} - int iSize=0; - while( iSize < BUFFER_SIZE) { - codec.testdreq(); - codec.writedata( buff[ iSize++]); - //if ( iSize > BUFFER_SIZE) - //break; - } - } - } -} \ No newline at end of file