系统的最小板程序，可以作为其他开发的基础！可以通过键盘控制！...

六位电子密码锁 采用89s52（51，52都可），4*4键盘，六个数码管，74ls04（位选），573（8D锁存器）。 说明：P2---数据（接573）―――（接数码管） P1---位选 ---（按74ls04） P0--4*4键盘 密码一次性设置（编程时写入的） 电路简单，此源程序仅供初学者学习，可自行扩展密码模块（加24C02）。 编绎软件为wave -six electronic password lock used 89s52 (can be 51, 52), 4* 4 keyboard, six digital control, 74ls04 (EC), 573 (8D latches). Note : P2-- Data (573 )---( access digital access control) P1 Choice------ (74ls04 ) P0-- 4* 4 keyboard set up a one-time password (into programming) circuit is simple, This program is for beginners learning will be able to expand password module (CO2 plus 24). Sounds series software wave

飞利浦900系列微机键盘中断源

飞思卡尔比赛，33886测试程序，已经测试过了-Freescale competitions, 33,886 test procedure has been tested the

风机控制器智能程序3,请大家自己使用,千万不外传!-Intelligent fan controller program 3, let us own use, do not Gaiden!

设计的主要内容如下 （1）设计一款电子秤，用LED液晶显示器显示被称物体的质量 （2）可以设定该秤所称的上限 （3）当物体超重时，能自动报警 （4）写出详细的实验报告 -The design of the main contents are as follows (1) the design of an electronic scale, liquid crystal display with LED shows that the quality of objects (2) can set the scale referred to as the upper limit (3) When the objects are overweight, they can auto-alarm (4) write a detailed experimental report

师哥们做的单片机键盘、液晶显示、AD/DA程序，C语言，函数算法很清晰-Division buddies to do the single-chip microcomputer keyboard, LCD, AD/DA process, C language, function algorithm is clear

T6963C驱动 调入了一幅图象: 长度x宽度=240x128, 调整后为: 240x128-T6963C drives a transferred image: length x width = 240x128, adjusted for: 240x128

一个用汇编编写的51单片机发声程序,内嵌一首简单歌曲"八月桂花香"。-Used to prepare a compilation of 51 single-chip voice procedures, embedded in a simple song

利用单片机51加sl811芯片实现对u盘读写的控制，代码仅供大家参考，如有不对之处，敬请谅解-Sl811 increase the use of single-chip 51 chip on the u disk read and write control code for your reference, if doing so after updating

单片机控制原理书-MCU control theory book