arm9的一些基础知识，有利于初学者用。有关ARM9微处理器系列方面的介绍。-arm9 some basic knowledge will help beginners to use. Aspects of the ARM9 family microprocessor introduction.

51单片机驱动诺基亚液晶屏的程序。C编，实现OK。-51 Microprocessor Nokia LCD procedure. C code to achieve OK.

STM32F10x固件库中文解释 V2.0详细给出了个模块驱动函数的编写规则，是熟悉STM32微处理器资源和驱动程序的编写阅读之必备资料，采用中文编写，易懂易上手，方便移植操作，介绍详细全面-Chinese V2.0 firmware library STM32F10x detailed explanation is given in the preparation of the rules-driven function module is familiar STM32 microproces