Keyboard display program 7281, after verification, can be directly used

STC12C5410/STC12C5410AD 系列 PWM输出。 采用汇编语言编写，详细注释说明。-PWM output STC12C5410/STC12C5410AD series. Using assembly language to prepare detailed notes.

89S51简易打嗝机

机器人的开发于应用 凌阳的单片机 好好学习啊 大家共同进步 -Robot developed in the MCU application Sunplus learn ah common progress

1602字符型液晶屏的c51驱动程序,详情见文件-1602 character LCD screen c51 driver, as detailed in the file

读取一个电机码盘信号，里面有对串口读写，对控制寄存器读写的代码。入门级！-read a motor encoder signals, and they read and write to serial port, the control register read and write code. Entry-level!

凌阳单片机以SCAM_2000语音格式播放程序的编写方法-Sunplus MCU to SCAM_2000 voice format player in the preparation method

单片机 Keil＋proteus 并行口设计数字键盘实验 要求：掌握动态显示、动态扫描键盘的工作原理及硬、软件的设计、调试方法 掌握80C51接口硬件电路设计方法及软件编程方法 了解80C51外部中断的使用和编程方法 实验题目：并行口实现数字0~9、A~F、L、U、P、n总共20个键盘，将按键的结果用7段数码管显示出来。-Parallel Port numeric keypad test requirements: master the dynamic display, dynamic scan the keyboard works and the hardware and software design, debugging the means to acquire 80C51 interface hardware circuit design methods and software programming approach to understanding the 80C51 external interrupts use and programming methods Experimental subjects: parallel port for digital 0 ~ 9, A ~ F, L, U, P, n total of 20 keyboard, the result will be keys to use 7-segment digital tube display.

lm2576S-5 电压变频器，经典电路接发-lm2576S-5 voltage inverter circuit receiving classic

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

CPU卡读写，符合7816标准。经测试完全可以使用。-CPU card reader, in line with the 7816 standards. Been tested and can be used.