用C语言模拟I2C时序功能，已经调试通过，可以直接使用

一个无线键盘的原理图，仅仅是原理图。仅供参考，个人使用。-A wireless keyboard schematics, schematic only. For reference purposes only, personal use.

国家标准-软件开发规范,内含完整14篇规范文档-National standards- software development specification, including 14 complete specification documents

RS232 Controller For Altera SOPC Builder and NIOS on DE2 kit board

S3C44B0X内部共有6个16位的定时器单元这个实验把所有的定时器都用中断方式测试。--S3C44B0X has 6 16-bit internal timers. This program tests all the timers by using interrupts.

ADC转换器10位AVR-VOLTIMETER使用显示及定时器

at91rm9200 上网卡测试程序，包括主函数，初始化函数，及网卡驱动简单程序。-at91rm9200 72.16 testing procedures, including the main functions, initialization function, and the Ethernet driver simple procedures.

mcf5272的裸奔程序，初始化mcf5272，建立C环境，跑例子程序。-mcf5272 the streaking procedure, initialize mcf5272, the establishment of C environment, run an example program.

SKY 2440的开发板原理图（底板），包含PCB文件，PCB文件完整，可以使用的-SKY 2440 development board schematic diagram (bottom), contains the PCB document, PCB file integrity, you can use the

ARM9200+嵌入式linux下看门狗程序-ARM9200+ Embedded watchdog program under linux

webserver文件-webserver documents