数码管和4X4键盘做简单的计算器，一个示意图…

avr单片机程序。实现按键控制发光二极管。每按一个键就能使对应的灯亮-avr microcontroller program. Achieve the keys to control light-emitting diodes. Each press of a button can make the corresponding lights

C8051F020串口通信例程-C8051F020 serial communication routines

SENSE 的一款Hart温度变送器的上位机操作界面，有中英文切换的功能，做Hart仪表的可以参考哦-SENSE of a temperature transmitter Hart PC interface, and switching functions in both English and Chinese, make Hart instrument can refer Oh

msp430应用系统开发典型实例 第7章程序代码-MSP430 Application Development Chapter 7 typical examples of program code

讲述了单片机要求的对齐原理 对结构体的理解非常重要-Tells the MCU requirements of the body alignment principles of the structure is very important to

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

对于有想自己DIY mp3的同志们要注意了，参考参考别人的设计思想也是有必要的，希望这张原理图对大家有帮助！-for a DIY mp3 to their comrades to attention, others refer to the reference design is also necessary, I hope this diagram to help you!

AT89C2051与上位机RS232通讯接口子程序,实现单片机与上位机的通讯-AT89C2051 and PC RS232 communication interface subprogram, the realization of SCM and PC communication

基于C8051F040的液晶，键盘交互式程序，其中液晶和键盘高质量处理函数都已经模块化了，用户可以直接使用-C8051F040-based LCD, keyboard interactive procedures, which deal with high-quality LCD and keyboard functions have been modular, and users can directly use

研究了两周的IAP，其中实现了在c++中调用c函数的功能，仅供参考-two weeks of the IAP, which met the call c c of functionality, for information purposes only