i2c通讯控制程序,很快的实现对24c02的通讯功能

基于keilc软件的lcd显示（包括按键扫描）-du to keilc software

基于无线通信模块的流程设备

基于12887和80c52的时钟程序，c语言开发 -based on the 12887 and 80c52 clock procedures, c-language development

C51的tcpip源程序 包含了TCP,IP,ARP,ICMP等协议的接口，可以方便的实现移植。开发环境为Keil C51。-tcpip programme for C51

C51七种实用子程序集4-C51 seven practical subroutine Set 4

用于12864液晶显示的驱动程序，非常好用，值得下载，移植简单-12864 for liquid crystal display driver, very easy to use, it is worth the download, easy transplantation

一个实用的单片机显示液晶用汉字字模生成软件（非源码），非常实用，可生成C51或汇编格式。-a practical LCD MCU with Chinese characters Fonts generation software (FOSS), a very practical, or can be generated C51 compilation format.

51系列单片机开发：实验课程 显示程序（液晶显示）-51 Series MCU Development: Experiments show the curriculum process (liquid crystal display)

根据键盘的控制，移动字符串Hello或者华东师范大学,行列键盘的7用于字符串左移,8用于字符串下移，9用于字符串右移，5用于字符串上移。按键每按一下向各自的方向移动一个点阵的位置。-Under the control of the keyboard, move the string Hello, or East China Normal University, the ranks of the keyboard for the string to the left of 7, 8 for string down, 9 for string shifted to right, 5 for the string to move. Click the button for each move to their respective location of a dot matrix.

用单片机控制74LS244做的串口通信系统。-74LS244 done with single-chip microcomputer to control the serial communication system.