C8051F040 ＣＡＮ总线编程，演示时需两块０４０的开发板，开发板的按键状态通过CAN总线发到另一个开发板上并通过ＬＥＤ显示出按键状态．

键盘测试程序，包括显示 、去抖动、扫描、检测，（8051或8031）-keyboard testing procedures, including, to jitter, scanning, detection, (8051 or 8031)

周立功zlg7290键盘显示控制芯片详解-Week Ligong zlg7290 keyboard display control chip Detailed

这个是我写的一个液晶显示器的驱动程序，很简单，但是之得一看，对初学单片机的人来说还是有点价值的-I wrote this is a liquid crystal display drivers, it is simple, but it

实现一个简单的电子钟的功能，可是显示时、份、秒，还能置位，恢复默认设置！是初学者的好帮手！-The realization of a simple function of the electronic bell, but displayed, were seconds, but also home, and to restore the default settings! Is a good helper for beginners!

键盘程序。主要实现按一个键就在数码管上显示相应的数。本程序中，数码管是带地址的！ 主要子程序是键盘扫描程序！ 下面英文用工具译的！用的软件是keil-Keyboard procedures. The main achievement of the press of a button on the control in the digital display the corresponding number. This procedure, the digital control is intended to bring the address! The main subroutine is the keyboard scanning process! The following translation tools in English!

单片机 步进电机控制原代码-stepper motor control microcontroller source code

uCOS-II在C51下的一个完整的小游戏源码-uCOS-II C51 in the integrity of a small game FOSS

串口通讯的上位机软件,希望你能用的上,是用V++写的,-The host computer serial communication software, I hope you can use the upper, is written in V++, thank you

用单片机实现E1等芯片的初始化，给出了E1芯片DS21Q53的初始化方法-E1 MCU chip initialization, given the DS21Q53 E1 chip initialization method

Interface PS/2 key board-Interface PS/2 key board