用VHDL语言描述的通用异步DRAM控制器，通过一个集成…

linux下用的解压缩软件-under the decompression software

avi文件的生成库，供linux和windows的做录制和播放人员参考；-avi file generation library for linux and windows to do recording and playback of personnel information

基于WEB的linux系统账号管理系统 为GF做的课程设计，很简单，阐述了原理，主要用到 PHP、MYSQL、GCC3.0。-Web-based account management system Linux system to do GF curriculum design, and is very simple to explain the principles, the main use PHP, MYSQL, GCC3.0.

完成ls的如下功能 不带参数的ls：列出当前目录下的非隐藏（文件和目录名不以.开头）的文件和目录 ls -a：列出当前目录下的所有文件和目录 ls -l：以长列表形式列出当前目录下的非隐藏的文件和目录。每个文件或目录只要求列出如下信息：类型与权限、文件名、链接数、用户ID、组ID、字节大小、块数 ls 路径名：如果路径名代表一个存在的文件则显示该文件，否则提示出错；如果路径名字代表一个存在的目录则列出该目录中的文件 列出文件名和目录名时，要求可执行文件最后加上一个*号，目录名最后加上一个/号。 所提供的路径名可以包含“.”，“..”，“~”等特殊目录-completion of the following non-functional parameters of ls : listed in the current directory-hidden (files and directories were not. Beginning) of files and directories ls-a : listed in the current directory of all files and directories ls-l : in the long list of current directory listed under the non-hidden possession of files and directories. Each file or directory only asked to list the following information : the type and competence, file name, number of links, the user ID and group ID, byte size, a few blocks ls path : If a path representatives of the document showed documents suggest otherwise error; If representatives of a path name the presence of the directory lists the directory lists the

stevens的经典著作advanced programming in the unix environment（2nd edition）一书的例程代码，在类unix环境（如linux）中编译使用。-stevens classic advanced programming in the unix environment (2nd edition) book routine code in the class unix environment (such as linux) compiled to use.

一种crc的写法已经测试-a crc has written tests

建立一个模拟数据库来存储你的登录用户名、密码，密码通过salt加密，然后能统计错误登录次数、密码衰老期、防止密码猜测，同时根据你的uid权限来启动shell -The establishment of a simulation of a database to store your login usernames, passwords, password encryption salt, and then log on to the number of statistical error, password aging period, to prevent password guessing and at the same time based on your uid privileges to start shell

linux 下声卡驱动程序的编写-sound card driver under preparation

MMS CLient usin PHP to send the MMS , specify the MMC Center

北桥MPC107(或Tsi107)之I2C驱动代码.-Northbridge MPC107 (or Tsi107) of the I2C driver code.