良好的makefile程序，仅仅需要修改头部的object和文件内的files就可自动编译，自动将文件包含的头文件等添加并编译执行，提高开发效率。,Good makefile program, you only need to change the head of the object and the files within the file can be automatically compiled automatically add the file contains the header

linux USB 驱动程序，基于libusb的无驱设计，可在此基础上添加功能，应用于其他USB设备-Linux USB driver, based on the design without flooding libusb, can add the function on the basis of this, applied to other USB devices

android平台1D(1维扫描头)驱动源码-The android platform 1 d (1 d scanning head) driver source code

this is linux filesysterm ,yaffs is nandflash.s filesysterm