电子图书《华中理工大学出的C51教材》，很不错的。

机于s52的巡检系统的开发代码。从代码中可以看到整个系统的流程和上位机的通信协议的格式非常不错。-plane s52 of the Tour system development code. From the code, we can see the whole system and the flow of PC communications agreement very good format.

The traffic light is timed and lets cars pass during a specific time period. There is a pedestrial crossing button that lets pedestrians cross. The lights are connected to Port 1. You can see this in action using dScope.

用proteus进行的开发，和刚上传的c文件一起用-Proteus carried out with development, and the newly uploaded file with c

C51的LCD显示时间+温度！！！！！ 有需要原理图的联系我！~-C51 of the LCD display time+ Temperature! ! ! ! ! There is a need to link my schematic! ~

该源代码为单片机的电风扇课程设计源代码，需要课程设计报告的，再找我。-The source code for the MCU fans curriculum design source code, the need for curriculum design report, I find.

当按下开关SP1，AT89S51单片机产生“叮咚”声从P1.0端口输出到LM386，经过放大之后送入喇叭。 -When pressing the switch SP1, AT89S51 Single-chip a " ding dong" sound from the output port P1.0 to LM386, after amplification into speakers after.

定时器的操作通过定时器的操作完成系统的精确定时，-The operation of timer operation is completed through the timer system precision timing,

这是一个用汇编语言编写的程序,用来控制电阻加热炉温度-This is a compiled language with the procedures used to control the temperature resistance furnace

CF卡的驱动编程,含有CF卡驱动的介绍,是入门的好资料.-CF card-driven programming, which contains the introduction CF card driver is a good data entry.