适用于博创2410的串口实验，有很好的学习作用

linux下网卡8139的驱动程序源代码-NIC 8139 under the driver source code

利用cvops框架进行协议栈编程的极好的例子-A very good example to guiding use cvops for communication stack programming.

A Davicom DM9102A NIC fast ethernet driver for Linux.

多线程应用编程网络-multithreaded application programming network

V4L2(Video for Linux 2)的测试程序，出自官方网站。并附带一份V4L2的规范文档。运行环境是Ｘ-window，对内核没有特殊要求。-V4L2 (Video for Linux 2) of the test program came from the official website. And accompanied by a V4L2 specification document. Operating environment is the X-window, and there are no special requirements on the kernel.

写一个脚本文件checkuser,该脚本运行时带一个用户名作为参数，具体要求如下： 1)如果命令行格式不符合要求，应有错误提示信息； 2)在/etc/passwd文件中查找是否有该用户， 如有，则输出“Found in the /etc/passwd file.” 否则，输出“No such on our system” -Write a script file checkuser, the script run-time with a user name as a parameter, and specific requirements are as follows: 1) If the command-line format does not meet the requirements, there should be error message 2) in/etc/passwd file to check if there were any users, and if so, then the output " Found in the/etc/passwd file. " Otherwise, output" No such on our system "

有n个整数，使其前面各数顺序向后移m个位置，最后m个数变成最前面的m个数．-Have n integers, the number of its previous order backward shift position m, and finally the number m of m into the first number.

minigui下载包文件， minigui下载包文件， -MiniGUI download package, MiniGUI download package, MiniGUI download package,

linux 下的时间日，可以查看日历的日期，能够定时，和提醒功能。-of time, can view the calendar date to timing, and remind function.

a demo of command of "ls -l"-a demo of command of the "ls-l"