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（1）掌握页式管理基本原理 （2）掌握几种常用页面置换算法 按照最不经常使用页面置换算法（LFU Least Frequently Used）设计页面置换模拟程序-(1) master the basic principles of page-style management (2) The master of several commonly used page replacement algorithms in accordance with the least frequently used page replacement algorithms (LFU Least Frequently Used) page replacement simulation program designed to

rc500的代码， rc500的代码-rc500 code rc500 code, the code rc5

CUnit是C的单元测试框架。

1)  超级可以移植性，与CPU无关，几乎任何支持C语言编程的CPU都可以用！（本文仅仅以51单片机为例而已，但实际上可以任意移植） 2)  小之又小， 原理很简单，一看就懂。 3)  省之又省， 可以说对RAM和ROM省到极致。 4)  取protothread之精华，将定时器与状态机和伪线程语法融合到一个框架，任务函数可以有两种写法。 5)  基于定时器触发，调度效率高，最大化减少无效的代码运行时间。

Linux based MGUI Library for cross platform simpe GUI library for DOS, Linux and Windows

分析了IDE接口硬盘控制寄存器模型；论述了IDE接口硬盘的读写几项技术；给出了设计硬盘克 隆软件的思想和方法，方法针对硬盘物理扇区进行读写，与硬盘上安装的具体操作系统的类型无关，并与硬 盘驱动器的物理结构无关。-Analysis of the IDE hard disk interface control register model discusses the IDE interface hard disk read and write a number of technologies gives the design the hard disk cloning software, the ideas and methods, methods for the physical sector of the hard disk read and write, and the hard disk is installed on specific operations the type of system has nothing to do with the physical structure of the hard drive has nothing to do.

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minix操作系统分析-Minix operating system analysis

实时fifo先进先出队列，为内核线程间通信提供高效而且高可靠性通信机制-- fifo queue FIFO-to-thread communication between the kernel to provide high reliability and efficient communication mechanism

Nucleus PLUS参考手册 -Nucleus PLUS Reference Manual