能实现多功能。既可做倒计时秒表,又可进行定时，还可以通过扩展完成其他功能，而且功能的相互转换也十分简单...

This version of the code is compatible only with the AT89C2051 due to the location of the data buffer and stack in RAM. The code may be modified to work with the AT89C1051 by relocating or resizing the buffer and stack to fit into the smaller amount of RAM available in the AT89C1051.

Ocm4x8C 128*64液晶示器驱动程序-Ocm4x8C 128*64 liquid crystal telltale driver

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

Mifare1 S50 IC卡密钥替换工具，用作卡初始化-Mifare1 S50 IC card key replacement tools, used for card initialization

基于凌阳和ad9850实现的正弦波信号发生器程序，包含键盘、显示模块程序-Sunplus and the AD9850 based on the realization of the sine wave signal generator procedures, including keyboard, display module procedures

关于ADuC845中URAT功能所写的小程序-On the ADuC845 in URAT function of small programs written by

在单片机向实际系统发出控制信号时,需用数模转换芯片将数字信号转成模拟信号.这个程序和原理图详细说明了DA转换器的应用和开发.-In SCM systems to the actual control signal, the required digital-to-analog converter chip digital signal into analog signal. This procedure and schematic diagram detailing the application of DA converters and development.

这个是用来控制以ssd0323为主控芯片的显示屏的程序。在这个程序是以串行接口控制屏的-this control to be used to control chip ssd0323 display procedures. This process is serial interface of the control panel

DS1820 C51 子程序-C51 subroutine DS1820

陵阳单片机的语音编程的一个例子程序-Lingyang SCM voice an example of the programming process