microcontroller programming keyboard MakeKey

Compal schematic diagram 2

从MCS51到AVR的转变,如果你是一个现在懂MCS51，且又想学习其它单片机，对AVR有兴趣的话，这是一本不错的指导书，可以让你快速的从MCS51过渡到AVR系列-from AVR MCS51 to change, if you are a MCS51 now understand, and indeed want to learn other microcontroller, the AVR is interested in it, this is a good guide book, which will let you quickly from the transition to MCS51 AVR Series

89S51单片机上开发红外线遥控,开发环境KEIL C51,-89S51 developed single-chip infrared remote control, development environment KEIL C51,

８９Ｃ２０５１控制的智能密码锁,4*4键盘控制.-89C2051 control of the intelligent password lock, 4* 4 keyboard control.

c8052的I2C子程序,比较实用可靠,我们使用的是C8051F020-c8052 I2C subroutine, more practical and reliable, we are using the C8051F020

仿真马路交通灯通过keilproteus进行实时调试-Simulation road traffic lights for real-time debugging keilproteus

这是自己写的关于PS2键盘接口的程序，和单片机的接口，用汇编写的，测试成功，与图形点阵液晶联合使用，不过液晶程序没有上传-This is his writing on the PS2 keyboard interface procedures, and the microcontroller interface, with a compilation of written test successfully, and graphics dot-matrix LCD joint use, but not to upload procedures LCD

LCD显示模块C51源程序-C51 LCD display module source

8*8点阵led显示功能介绍，包括点阵构成的原理，显示一竖柱，显示一横柱-8* 8 dot matrix led display, including the principle of dot-matrix composition, show一竖column, showing a horizontal column

LED数码管字形发生器,对单片机编程非常实用，使用非常简单-LED digital tube-shaped generator, very useful for single-chip programming, the use of very simple