USBASP的源码，有例子和USB通信

自制的数字电压表，用的的是AD0809这个芯片，希望能有用对大家。-Self-made digital voltage meter, is used in the AD0809 chip, hoping to be useful for everyone.

51单片机读写usb移动硬盘。提供全套资料，原理图，固件源代码。-usb mass storage module

一些常用的c51源码，编程时可以参考。-some frequently used source decoder, the reference can be programmed.

LCD1602驱动程序 采用c语言驱动lcd1602-LCD1602 driver language used c-lcd1602

AT91所有开发板的资料 AT91所有开发板的资料-porting all development board all the information porting Development Board of porting all of the information development board

自己写的一个8x8点阵动态显示的汇编程序，欢迎初学者下载学习-Himself wrote a 8x8 dot matrix display dynamic compilation procedures, beginners welcome to download the learning

C51源代码，驱动74164》，这个程序太简单了，不过省得大家自己写了-C51 source code, drive 74164

pid控制例程,演示一钟摆运行情况,可方便移植到其它应用-pid control routines, a demonstration run of the pendulum may be convenient to other applications transplant

MCS-51单片机实验 39个实用实验和源码-MCS-51 Single-chip experiments and practical experiments and 39 source

便于单片机简单使用时钟功能的，对于初学者特别有用，只需要稍微懂得电路，了解做个电子时钟原理即可-Simple and easy to use single-chip clock function, particularly useful for beginners, require only a slight circuit to understand, understand to be a principle of the electronic clock to