4 keyboard test procedure four keyboard test procedures

用AVR单片机实现串口通讯功能-with AVR MCU serial communications functions

用8051单片机 DS18B20显示是用LED,单片机用AT89S52. 做的温度控制系统-With the 8051 DS18B20 display is used LED, Microcontroller with AT89S52. To do temperature control system

实时程序，对于初学者可以看看 数字I/O的使用 定时器的使用 中断 与PC机进行RS232通信-real-time process for beginners can look at digital I/O using the timer interruption of use for PC and RS232 communication

51单片机控制通过串口控制多个七彩LED灯.-51 single-chip control through the serial port to control a number of colorful LED lights.

8位AD转换器的使用加液晶显示,转换器是八通道并行转换器-8-bit AD converter plus the use of liquid crystal display, switches, eight-channel parallel converter

恒压供水测试程序，用的是51系列的单片机-constant pressure water test procedure, the 51 series of MCU

基于MCS-51单片机的数字时钟C语言程序-Based on MCS-51 single-chip digital clock C Language Program

《MCS51-ISP单片机学习板实验指导》可以使初学者对MCS51－ISP单片机多一些了解，里面有不少实用的程序- MCS51-ISP Singlechip plate experimental study guide will enable beginners to MCS51-ISP Singlechip more understanding, there are quite a number of practical procedures

HZ12864串口显示液晶的51单片机驱动程序（KEIL工程文件）-HZ12864 serial liquid crystal display driver 51 MCU (KEIL project file)

AVR单片机CRC校验码的查表与直接生成-AVR monolithic integrated circuit CRC verification code Zha Biao with directly produces