PROJETS GEII-1 Cachan
lecteur mp3
Dependencies: MPR121 SDFileSystem TextLCD VS1053lib mbed
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MP3_test
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PROJETS GEII-1 Cachan
Revision 0:acb04070ad91, committed 2016-09-28
- Comitter:
- gr66
- Date:
- Wed Sep 28 18:10:24 2016 +0000
- Child:
- 1:d1ed30ba5ca9
- Commit message:
- test
Changed in this revision
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/SDFileSystem.lib Wed Sep 28 18:10:24 2016 +0000 @@ -0,0 +1,1 @@ +http://developer.mbed.org/users/mbed_official/code/SDFileSystem/#8db0d3b02cec
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/TextLCD.lib Wed Sep 28 18:10:24 2016 +0000 @@ -0,0 +1,1 @@ +https://developer.mbed.org/teams/GEII-1-Cachan/code/TextLCD/#2d87b5ec1470
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/VS1053lib.lib Wed Sep 28 18:10:24 2016 +0000 @@ -0,0 +1,1 @@ +http://mbed.org/users/ollie8/code/VS1053lib/#ce980c240ae1
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/mbed.bld Wed Sep 28 18:10:24 2016 +0000 @@ -0,0 +1,1 @@ +http://mbed.org/users/mbed_official/code/mbed/builds/4fc01daae5a5 \ No newline at end of file
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/mp3.cpp Wed Sep 28 18:10:24 2016 +0000
@@ -0,0 +1,79 @@
+//********************************
+// 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