现代操作系统 第四版（英文）

详细的介绍了Nucleus的使用方法 Nucleus PLUS嵌入式操作系统是目前最受欢迎的操作系统Nucleus PLUS 是为实时嵌入式应用而设计的一个抢先式多任务操作系统内核，其95％的代码是用ANSIC写成的，因此非常便于移植并能够支持大多数类型的处理器。(rtos of Nucleus)

钟毓秀操作系统课后习题答案,有详细的计算题答案3章(Operating after-school exercise钟毓秀answer questions have detailed answers to the calculation of Chapter 3)

完全BIOS手册，开发BIOS的人员可以参考作为入门。(BIOS HandBook)

进程和线程技术 Linux和windows进程创建 进程和线程通信 文档+实例分析(process and thread Technology Text and examples)

自己动手写操作系统，小练习包括fifo.cfork.cpopen.c等，保护模式，超过1M内存管理模式，等代码，生成的中间文件等，适合初学者参考！(Do-it-yourself write operation system, small exercises include fifo. C fork. C popen. C, and other protection mode, more than 1 M memory management mode, and the code, generation of the middle of the documents, etc, and is suitable for beginners reference )

LWIP协议栈的移植方法，包括裸机移植和带操作系统的移植！！！(The method of transplantation of LWIP protocol stack, including bare transplantation and transplantation with operating system!!!)

操作系统定时刷新功能，利用TIMER定时器定时后调用系统刷新功能，可做到计算机自动刷新、开机启动，并可设置刷新间隔时间并存档。(Operating system timing refresh function, using TIMER timer to call system refresh function after timing, can automatically refresh the computer, start, and set refresh interval time and archive.)

作业调度程序，模拟操作系统的作业调度过程，协调和控制各个作业对cpu的使用控制(Job scheduling program to simulate the process of the operating system job scheduling, coordinating and controlling the use of control operations on cpu)

说明：  可变分区，一个很重要的操作系统原代码，很详细的拉，个人下载参考参考。(Variable Division, a very important source operating system, a very detailed and pulling personal information. Download.)

信号量实现临界区访问(signal to achieve critical visit)