AD7705的驱动程序，采用C51开发。

x5045,在P89V51RD2中用的，有EEROM，还有看门狗功能等！如果要详细的可以联系我，550291932-x5045, in P89V51RD2 used, and has EEROM, there are watchdog function! If you want details you can contact me 550291932

基于51单片机的1602显示的计算器，没有附电路，如有需要请与shenchangwei945@163.com联系-Based on the 1602 show 51 single-chip calculator circuit is not attached, if necessary, please contact shenchangwei945@163.com

详细讲解定时器、计数器的内部结构工作原理，控制，工作方式，及初始化编程，应用举例-Elaborate on timers, counters working principle of the internal structure, control, work methods, and initialization programming, applications, for example

threadx操作系统源代码之-threadx operating system"s source code 111111111111111111111 111 111 111 1

利用51单片机控制DS18B20温度传感器采集温度，并利用无线传输模块PTR6000将温度值进行传送，很实用的程序，绝对原创和好使！-SCM control DS18B20 using 51 temperature sensors collect temperature, and using wireless transmission module PTR6000 to send the temperature value is very useful procedure, the absolute original and so!

利用程序中的函数，来读取时钟芯片的秒、分、时、日、月、年、世纪，亦能对其设置时间日期。-procedures for the use of function, to read clock chip seconds, hours, days, months, years, centuries, but also the date of its set-up time.

本程序是7963液晶驱动,希望能对大家有所帮助-LCD Driver 7963, we hope to help

采用C51编写的基于C8051F020单片机的电机测速使用程序。-using C51 prepared by the C8051F020 Motor gun procedures.

USB Mouse，已经调试通过，控制芯片为PDIUSBD12,keil编译环境。-USB Mouse, has been testing through the control chip for PDIUSBD12, keil compiler environment.

基于avr模拟电梯控制系统 包括源码电路图-Avr-based elevator control system consists of analog source circuit