主要讲了单片机如何实现自行车测速功能。 十分好。

抢答器，可以实现很大的功能，比如，计时、抢答，锁定-qiangdaqi

我参加湖北省电子设计大赛时候准备的一些资料-I have participated in electronic design contest in Hubei Province when some of the information ready

计时器的设计，用单片机做的，很好用的，零件有饿很简单，希望大家喜欢-timer design, MCU done, the good parts are hungry very simple hope you like

keil C51 Hello2事例-examples Hello2

点阵显示汉字程串口输出字符数据，P2口输出行扫描信号,P0_0输出595锁存信号-Dot-matrix display Chinese characters-way serial output data, P2 I scan signal output line, P0_0 latch 595 output signal

这是一个基于89C51单片机的简易信号发生器的源程序，程序代码由C语言编写-This is an 89C51 microcontroller based on the simplicity of the source signal generator, code written in C

功能完善的四层电梯程序。开门停8秒，上升或者下降一层用时5秒，有五秒倒计时数码管，楼层显示数码管，以及电梯内外楼层请求显示灯。-A well-functioning procedures for four-storey elevator. 8 seconds to open the door stopped, increased or decreased when a layer of 5 seconds, the 5 seconds countdown digital tube, digital tube display floor, as well as inside and outside the elevator floor indicator lights request.

usb开发 HID_KEYS 用单片机模拟usb开发-usb analog usb development HID_KEYS with MCU Development

对金鹏的ocmJ4X8C系列LCM，和单片机进行串口通信的C语言程序。能实现任意位置输入汉字和字符，实现绘图，显示光标和反白；光标和显示移位。-Jinpeng ocmJ4X8C series of the LCM, and single-chip serial communication to the C language program. Able to realize anywhere to input Chinese characters and the characters realize the drawing, showing the cursor and anti-white the cursor and display shift.

单片机控制继电器的自动化调试系统，很详细的描述。-MCU Control Relay automated debugging systems, it is described in detail.