DS18B20的管脚定义：1、GND 2、DQ 3、VCC 温度显示用四位，当温度>=100度时，第四位才显示...

单片机的编译工具 强烈推荐使用-SCM build tools strongly recommended!

R63400 C51 test program

改进的胶印机印刷控制程序，效率提高5倍。-Offset printing improved control procedures, improve the efficiency of 5 times.

在达盛实验箱下的lcd单片机显示，两行国标汉字，爱好者可以好好学习一下-Tat Shing lcd under experimental single-chip boxes show two lines of Chinese characters GB, fans can learn about

用单片机系统实现8位的加减乘除运算，外接16位矩阵键盘输入，通过lcd显示结果。在keil上运行良好。-microcontroller systems with eight of the arithmetic operators, 16 external keyboard input matrix, LCD display results. Keil in running good.

水位仪代码，配合水位传感器使用，可以是malay，可以使p+f型编码器-Miriam level code, with the use of the water level sensor, which can be malay, can p+ f-type encoder

C Flash Drivers for the AT89C51RD2_ED2_ID2 for Keil Compiler rev 1

上位机采用vb编程,实现与多台s7200的自由口通信.-Host computer using vb programming, with more than the freedom of the mouth communication s7200.

STK500_2下载器 M8 支持bootloader(带bootloader源码) 使用STK500_2 协议的ISP下载器，监控芯片 M8,数据通讯RS232.使用 ATMEL AVRStudio 4.xx STK500工具的进行软件升级。可通过ATMEL AVRStudio 4.xx STK500工具升级固件程序。升级方法：通过设定电压 即按“write voltage”按钮进入bootloader程序。 -M8 browser support STK500_2 download bootloader (with bootloader source code) to use the ISP to download STK500_2 agreements, and monitor chip M8, data communication RS232. Use ATMEL AVRStudio 4.xx STK500 tool for software upgrades. By ATMEL AVRStudio 4.xx STK500 firmware upgrade tool. Upgrade methods: by setting the voltage that is, according to