这是ESS公司6425芯片上OS的一部分，包含所有flash读写、IDE接口、fat32文件系统所有的C语言代码，对学习文件系统和接口驱动的朋友有很多帮助-This is the ESS 6425 chip companies on the part of the OS, includes all the flash-writable, IDE interface, fat32 file system all the C language code, learning systems and d

nor flash驱动，可以在没有操作系统下，直接调用函数接口对flash进行读，写，擦除。 -nor flash drive, no operating system can directly call the function on the flash interface for reading, writing and erasing.

arm9 裸奔程序之nandflsh操作读写-arm9 the streaking procedure nandflsh operations to read and write