LedBuzzer

简单打字速度练习，采用倒计时10分钟进行速度练习。(Simply typing speed exercises for 10 minutes using the countdown speed exercises.)

显示器功能 加快程序开发初学者的进步脚步。让他们了解简单的显示程序的写法(Monitor function to accelerate the pace of progress in program development for beginners. So that they understand the simple display program wording)

四线电阻触摸屏+ADS7843 包括液晶的和触摸屏的程序 液晶屏的控制器是LC7981，兼容HD61830(Four-wire resistive touch screen+ ADS7843 Procedures including LCD and touch screen LCD controller LC7981 compatible with HD61830 )

单片机系统中自制硬件字库的应用.. 汉字字库(SCM system hardware homemade Chinese character font application ..)

无线传能控制程序，主级，能够实现无线充电，但是需要硬件的配合。(Wireless energy transfer control program, the main stage, enabling wireless charging, but requires the hardware support.)

at89c52的示例程序，简单的介绍了led的是使用(At89c52 example program, little led is used)

Att7022计量芯片源程序，ATT7022是一款高精度三相电能计量芯片，适用于三相三线和三相四线的应用。(Att7022计量芯片源程序，ATT7022是一款高精度三相电能计量芯片，适用于三相三线和三相四线的应用)

红外编码显示在p1口的led灯上，方便大家利用遥控器。(Infrared codes display on the p1 mouth of led lights, facilitate everybody using the remote control. )

单片机音频通信9170和9200，接收发送源程序(9170 and 9200 microcontroller audio communication, the receiver sends source)

MSP430 我们全国电子竞赛老师给的资料(MSP430 National Electronic contest teacher gave us the information)