经典的DOS操作系统源代码，对与学习还是很有用的。

以上代码 VB6 SP6 + Windows XP SP2 下通过 另外，更改默认打印机的方法。-The above code VB6 SP6+ Windows XP SP2 through the addition, the method to change the default printer.

C++写的操作系统原理及实现,模拟页面置换算法OPT的源码-C++ Write the operating system and realize the principle of simulated OPT page replacement algorithm for the source

虚拟存储管理的模拟，是一个实验，可以参考一下，-Virtual storage management simulation is an experiment, you can refer to,

Running 操作系统－接口及编程 全部资料 ！-Running operating system- interface and programming all the information!

《自己动手写操作系统》一书里面的源码，个人认为对学习操作系统的朋友有点帮助。-"to write his own operating system," a book which the source code, personal view on learning the system a bit to help a friend.

ucos的源代码程序，可以好好研究一下，尤其是进程控制用的一张二维表，简直是经典-uCOS program source code, you can look good, especially the process of controlling a two-dimensional form, it is a classic

c语言编写的tc下串口通讯原程序，其中包括串口的设置，串口接收数据，串口发送数据！-c tc language of the original Serial communications procedures, including serial configuration, serial data receiver, Serial sent the data!

DustFS 文件系统实现源码，研究文件系统的朋友可以下载参考！-DustFS File System source code, research papers, the system can be downloaded refer to a friend!

windows操作系统中mappings项目-item mappings

这个程序对操作体统关于死琐控制的一个算法银行家算法，进行了很好的模拟和实现-This procedure is to operate on the death of decency in a suo control algorithm bankers algorithm, had a very good analog and realize