采用普通单片机控制的电桥测试仪，贡献给大家啊

51单片机系统中运用电脑上的大键盘！ Keyboard接线 PS/2--------51 1 DATA------P3.4 3 GND 4 VCC 5 CLK-------P3.3 接在51的外部中断，触发方式为低电平 AT89x51使用12M Modified by Shen Peng! Postgraduate of 2003, 7 Department Harbin Engineering University-51 microcomputer system on the use of the computer keyboard! Keyboard Connection PS/2--------51 a DATA------ P3.4 three GND 4 VCC five CLK------- P3.3 Then in the 51 external interrupt trigger mode for low-level AT89x51 use 12M Modified by Shen Peng! Postgraduate of 2003, seven Department Harbin Engineering University

周立功ICAN模块上位机软件，可以试试，挺不错的一个开发成序。读初学者有帮助-Week Ligong ICAN module PC software, you can try, a very good development into a sequence. Reading has helped beginners

基于DS12887的多功能电子智能时钟，51控制 LCM-12864-ST7920显示，应用类型齐全。-DS12887-based multi-functional electronic smart clock, 51 control LCM-12864-ST7920 showed complete application types.

1302实现时钟定时报警，并在1602液晶体显示-1302 realize alarm clock timer and LCD display in 1602

读表法显示正弦波，附图。但只能输出定频，需要经过改动才能输出可调的 -Reading table shows sine wave, the attached map. But only the output frequency, changes need to go through in order to output adjustable

本软件程序为KEILc51开发环境，实现AT89S52单片机与PS2键盘的通讯，同时用液晶LM3037实现同步显示-the software development environment for KEILc51 achieve AT89S52 SCM and PS2 keyboard communications, LCD display synchronized LM3037

老外写的基于arm的sd/mmc读写程序，开源的项目-foreigner was based arm of sd/-3.4 reading and writing procedures, open-source project

IC卡操作Demo 包括了常见的IC卡种类。可执行写入、读出、校验、密码修改、批量作业等功能。-IC crepe Fuzeng brazing Demo women are rude mamma residual cavity IC Crepe undress 。 Se Joon Gou写shallow embankment millet 入))) corchorifolius Guang hesitate码party clam) silkworm brazing stresses bulging features quickly-deteriorating jade 。

单片机做的电子密码锁，proteus仿真通过，学习的好资料-Single-chip electronic locks do, proteus simulation adoption, learn good information ...

凌阳最出的超声波测距模组，通过555产生40KHz的超声波，有SPE061A单片机控制超声波的发射和接收，最初的版本在程序方面比第二版本来得简单，主要是通过了硬件电路减少了程序，附电路图、PCB图等-Sunplus most of the ultrasonic ranging modules, 40KHz generated through 555 of the ultrasound, ultrasound has SPE061A single-chip microcomputer to control the transmitting and receiving an initial version of the procedure than the second version is more simple, mainly through the reduction of hardware circuit procedures, with schematics, PCB map