AT91M42800A的bootloader源代码，实现了中断处理以及中断矢量。

ucos_ii在STM32F103RBT6的最小系统上的移植，含有最小系统原理图，文件完整，可以在keil编译器编译下载

一个较全面的44b0的bios 其中除了包含一般bios的内容之外，还增加了强大的网络功能- More comprehensive 44b0 bios besides contains general bios the content, but also increased the formidable network function nf

arm vhdl rtl code,can synthesis

基于linux操作系统ATMELARM9200 开发平台的LED演示程序-ATMELARM9200 development platform LED Demonstration Program

ARM ADS学习例子-ARM ADS study examples

STM32的简要介绍，包括应用领域及发展前景。-STM32 a brief description, including the application fields and development prospects.

详细给出了如何设计嵌入式操作系统，给出了详细的移植方案和操作过程-the process of making linux system

II2C 嵌入式arm-II2C embedded arm

S3C2440的启动汇编代码，这里要注意的是开头的几个异常跳转，因为ARM不支持中断地址重映射，大家这里要多花心思体会，呵呵！～-S3C2440 startup assembly code, where it should be noted that at the beginning of a few abnormal Jump, because ARM does not support interrupt address re-mapping, everyone here thought it takes experience, huh, huh! ~

用STC12C5A60S2 编写的PWM波3路输出，使用定时器，按键可控制频率一千赫兹到十千赫兹之间。使用了内部2个定时器。