HD7279的程序，从51上移植到avr上面的程序，传上来提供大家参考...

基于C8051F020及RA8806控制芯片的液晶驱动程序-Based on the C8051F020 and RA8806 LCD Controller Driver

modbus 通讯程序 物理层rs-485-Modbus communication procedures rs-485 physical layer

89c51详细介绍-89c51 in detail introduced

基于8051F020,目的：用PCF8574器件实现并口输入，输出操作-Based on 8051F020, Objective: To realize parallel PCF8574 device input and output operation

采用AT89C51单片机进行编写，步进电机端口:P1.0,P1.1,P1.2,P1.3,遥控器接口p3.2喇叭p3.7-AT89C51 single-chip microcomputer used for the preparation, stepping motor port: P1.0, P1.1, P1.2, P1.3, remote control interface P3.2 Speaker p3.7

马老师的单片机的c语言应用程序设计,初学者有帮助,我就是-Ma teacher SCM applications c language design, beginners have to help, I just

一个北京青云科技液晶显示器资料，送给学习液晶的同志们。-Beijing Qingyun a liquid crystal display science and technology information to the study of liquid crystal comrades.

大厦LED流水显示的程序，刚刚编完，可通过修改循环的次数和数据表来构成不同的显示效果-LED shows the procedure, the newly produced, cycle through changes in the number and composition of data tables show different results

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-To achieve multi-functional. Can do the countdown stopwatch, but also to timing, but also by extending the completion of other functions, and inter-conversion functions is also very simple and

用C51单片机实现的无线数据传输例程,注意此程序为发送端程序,需要接收端给予配合-MCU with C51 wireless data transfer routines and procedures to the attention of this software, the need to cooperate receiving end