A complete STC89LE5412 procedures, to achieve 2

实现一个基于8051单片机控制的4相步进电机系统 ，由单片机产生正确的驱动脉冲信号。-8051 based on the realization of a controlled 4-phase stepper motor systems, from single-chip driver generate the correct pulse signal.

atmage8中的I2C口读写程序，希望对大家有用！-I atmage8 of I2C reading and writing process, I hope useful for all of us!

profibus 的官方文件，朋友给的，朋友可是花钱买来的。-PROFIBUS_DP SPECIFICATION

用C8051F020做的一个船进水检测系统-C8051F020 do with a boat influent Detection System! ! Ha ha

基于Keil C51的单片机+GPRS模块的双串口编程-based on Keil C51 microcontroller GPRS module dual Serial Programming

LCD的工作原理，包括LCD的液态晶体介绍，扫描技术，显示模块等等！-LCD working principle, including the LCD liquid crystal, the scanning technology, display modules and so on!

24c16读写程序，I2C总线的，我试过，可以使用-24c16 literacy procedures, I2C bus, I tried to use

单片机驱动标准PC机键盘的C51程序 具体请看程序，-Microprocessor standard PC keyboard C51 specific procedures See procedures, thank you

keil c51开发的8279和51单片机通用键盘控制和Led显示及uart通信程序。-Keil decoder developed by 8279 and 51 general-purpose keyboard control and Led Display and uar t Communication Program.

cstn 1.5 with ST7636的C51测试程序.-cstn ST7636 1.5 with the C51 test procedures.