陈3208点显示的电子时钟，有兴趣的朋友可以自己动手做，但也有变化。

高速PCB设计指南,一本很有用的画线路板的书.-High-speed PCB design guidelines, a very useful circuit board painting book.

介绍msp430的c语言编程，有很多例子，通俗易懂，很适合初学者-MSP430 introduction of the c language programming, there are many examples of user-friendly, it is suitable for beginners

这是一个播放音乐的程序，at51 的mcu，已经调试通过，-This is a music program, at51 the mcu, has been commissioning adopted

一个基于C51的多功能抢答器的源码及文档-a source code and document of**** based on C51

基于nRF24L01的通讯程序，程序可在Keil C下编译-NRF24L01-based communications procedures, the procedures can be under the Keil C compiler

很多8051的例子，对初学者而言，很有用！-many examples of 8051, for beginners, very useful!

51单片机基础训练项目之会唱歌的单片机。本例使用普通有源蜂鸣器，通过控制单片机输出频率来达到“唱歌”的目的。着重训练初学者对IO管脚的认识。-51 MCU-based training program in the microcontroller will be singing. In this case the use of ordinary active buzzer, by controlling the microcontroller output frequency to achieve the " singing" objective. Focus on training for beginners to the IO pin awareness.

温度传感器LM135的使用手册，内含若干电路图-Temperature sensor LM135" s manual, containing a number of circuit

c8051f020实现4个　产UART　口-C8051F020 realize four production UART port

Keil C51使用详解-Keil C51 uses the detailed solution