Serial communication utility, suitable for beginners to do serial communication...

Sitronix ST7637 驱动原程序码，易读易明，好用方便 -Sitronix ST7637 drive the original program code, readable and easy to understand, easy to use convenient

Keil C51对8254进行操作的源程序-Keil C51 8254 to operate a source

STC单片机IO口模拟RS232测试程序,Keil Cx51应用开发技术中的程序主要的功能是在利用串口调试工具发送一个8bit的数据，而后单片机接收后把这个数据发送给模拟串口-STC Single-chip analog IO port RS232 test procedures, Keil Cx51 technology application development process is essentially the function is in the use of serial debug tools send an 8bit data, and then after the single-chip receive the data sent to the simulation of serial

8051web server

做一个电子钟：利用定时器0定时中断，控制电子钟走时；利用单片机上的六个数码管显示时、分、秒。-An electronic clock to do: Using Timer 0 interrupt timing, control of electronic bell away the use of the six single-chip digital display hours, minutes and seconds.

基于DS1302的数码管时钟电路设计源程序,使用C51语言编写，可以用于MCS8051单片机-based on the DS1302 digital clock control circuit design source, the use of C51 language, which can be used Mcs8051 MCU

凌阳61 的1602液晶显示程序 引用头文件就行-61, 1602 Sunplus LCD procedures quoted header file on the line

ATmega系列单片机驱动1602字符型液晶显示器 -ATmega Series 1602 Single-chip character-driven liquid crystal displays

这是一个用keil-51编写的C51程序，里面含有温度控制的PID核心算法，这为温度的精密控制提供了保证，同时有液晶12864的驱动，而且有PCB电路图，供大家学习和参考。-This is a written with keil-51 C51 program, which contains the core PID temperature control algorithm, which is the precise temperature control can be ensured, while an LCD 12864 driver, but also PCB circuit, for your study and reference.

89C51 单片机I_O 口模拟串行通信的实现方法--Simulate I_O serial port communication in 89C51 SCM.