Introduction - If you have any usage issues, please Google them yourself
Reading a lot of MP3 player source code, used in FLASH are basically parallel. This is DataFlash SPI interface to store songs, microcontroller using AVR, with a complete project file, the compiler can use:)
Packet : 87361003soundsystem.rar filelist
dataflash.h
sound_system2.c
sound_system.ewp
sound_system.eww