File list (Check if you may need any files):
STC12-MP3
.........\debug
.........\.....\Debug.c
.........\.....\Debug.h
.........\delay
.........\.....\delay.c
.........\.....\delay.h
.........\FAT
.........\...\FAT_FS.c
.........\...\FAT_FS.h
.........\...\fat_fs_log.txt
.........\...\fat_fs_readme.txt
.........\...\FileInfo.h
.........\gpio
.........\....\gpio.c
.........\....\gpio.h
.........\Interrupt
.........\.........\interrupt.h
.........\main
.........\....\main.c
.........\....\STARTUP.A51
.........\Memory
.........\......\memory.c
.........\......\memory.h
.........\MMC_SD
.........\......\MMC_SD.c
.........\......\MMC_SD.H
.........\......\mmc_sd_old_functions.h
.........\power_rst
.........\.........\power_clk_rst.c
.........\.........\power_clk_rst.h
.........\.........\power_clk_rst_test.c
.........\proj
.........\....\C51Test.plg
.........\....\C51Test.uvgui.Pony
.........\....\C51Test.uvgui_Pony.bak
.........\....\C51Test.uvopt
.........\....\C51Test.uvproj
.........\....\C51Test_uvopt.bak
.........\....\C51Test_uvproj.bak
.........\....\SA.A51
.........\....\SA.LST
.........\....\SA.OBJ
.........\SPI
.........\...\SPI.c
.........\...\SPI.h
.........\sys
.........\...\STC12C5A.h
.........\...\sys.h
.........\...\sys_config.h
.........\usart
.........\.....\USART.c
.........\.....\USART.H
.........\utilities
.........\.........\macro_function.h
.........\.........\type.h
.........\.........\utilities.c
.........\.........\utilities.h
.........\VS1003
.........\......\mp3.c
.........\......\mp3.h
.........\......\mp3_test.c
.........\......\VS1003.C
.........\......\VS1003.H
.........\......\VS_log.txt