免费实时操作系统源代码

8皇后问题，虽不是很多，但是我自己写的，从一本书上看在，自己也测试了，成功了-8 Queen

linux 源码分析，我所见过写的最透彻的。-linux source code analysis, I see have written most thoroughly.

操作系统加载的源代码-loading the operating system source code

移植uCOS到ARM2440, 所用的开发板扬创的2440板子-UCOS transplantation to the ARM2440, the development board used in Yang

rtos 随 想 曲-Byelorussian Capriccio

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

职工信息包括职工号、姓名、性别、年龄、学历、工资、住址、电话等（职工号不重复）。试设计一职工信息管理系统，使之能提供以下功能： （1）系统以菜单方式工作； （2）职工信息录入功能（职工信息用文件保存）； （3）职工信息浏览功能； （4）职工信息查询功能，查询方式：按学历、职工号查询等； （5）职工信息删除、修改功能。 -Information including the number of workers union, name, sex, age, education, salaries, addresses, telephone numbers, etc. (number of workers of non-repetition). Workers try to design a management information system so that it can provide the following functions: (1) the way the menu system to work (2) staff input function information (information workers saved documents) (3) staff information browsing (4) Information trade unions function, query methods: according to their academic qualifications, trade unions, such as its inquiries (5) information workers to delete, modify function.

这是操作系统课，期中考试的题目，用互斥信号量解决进程同步的问题-This is the OS class, the subject of the examination period, with the volume contradict signal synchronization process to resolve the problem

QNX 操作系统下 Freescale MPC8641DHPCN 开发板的板级支持包-QNX operating system Freescale MPC8641DHPCN development board of the Board Support Package

实验八  可编程并行I/O接口8255A芯片实验。1、了解8255A芯片的结构和功能。2、掌握8255A初始化程序的设计方法。3、学会8255A和CPU信号的连接方法。