This is a very good key scan circuit and display control programs and

基于MCU51与直接数字频率合成芯便AD9850产生5HZ正弦波源程序-Based on MCU51 with Direct Digital Synthesis core will have a 5Hz sine wave source AD9850

C51程序-C51 procedures

一个简单的利用查表法的反正切和正、余弦函数，在处理速度不快的单片机编程中，这是一个使用的方法。-The use of a simple arctangent look-up table method and positive, cosine function, the processing speed of microcontroller programming unpleasant, this is a method used.

uCOS-II的移植代码　for８０５１　里面详细介绍了移植代码的注释-uCOS-II code for8051 transplantation inside details of the code transplant Notes

我自己用单片机C语言写的一个抢答器，希望对大家有用-For my own use MCU C language written in a Responder hope for all of us

用ATMEL AVR CPU开发MMC CARD 的MMC库-with ATMEL AVR CPU MMC MMC library CARD

51单片机实现网页显示功能，把网页移植到51内使用-MCU 51 page feature, the web pages migrate to the use of 51

一个基于STC89C52的单片机程序，可以通过按键来不停发送100ms（时间可调）的脉冲，通过定时器控制-STC89C52 microcontroller-based procedures, can be sent through the button to stop 100ms (time adjustable) pulse, through the timer control

easyarm1138用c语言开发的2401无线接收程序-easyarm1138 c 2401 receive

AT89c51单片机7279驱动键盘数码管程序-7279 driver keyboard AT89C51 single-chip digital control procedures