C51 prepared in clock function, can be achieved time, change time for a variety...

有关键盘接口的程序，我自己弄的，希望有帮助-Procedures relating to the keyboard interface, I get and I hope that helps

从沈阳新华龙公司购买的C8051F02X单片机开发板上的有用例子。-From Shenyang Hualong company purchased a new single-chip C8051F02X useful example of the development board.

普通IO口模拟RS232串口 占用定时器0中断 在TH0,TL0中设置波特率的大小 注意不要开定时器0的中断，这里用的是查询方式-ordinary RS232 serial I simulated occupancy Timer 0 interrupt the switching, TL0 set baud rate to the size not to open the Timer 0 interrupt here with the inquiry

单芯片点对点串行通信（max232）单芯片点对点串行通信（max232）单芯片点对点串行通信（max232）

某公司安装了电子门，要设计门禁系统： 公司的雇员可以凭借密码、胸卡或指纹进入公司 计算机根据雇员的验证方式对其身份进行验证 管理员在监控室可以通过按钮直接开启电子门 访客可以按门铃请求进入，由管理员为其放行 管理员可以为新职员设置密码 -A company to install an electronic gate, to design access control systems: the company" s employees can rely on passwords, badges or finger into the company computer, authentication of the employee to verify their identity can be an administrator in the control room directly through the button to open electronic gates that visitors can rang the doorbell of the request to enter an administrator can be released by the administrator of its staff to set a password for the new

《单片机应用系统开发实例详解》 光盘 程序-err

资料里有常用的51单片机简单程序。蛮适合初学者的。-Data, there are 51 commonly used microcontroller simple procedure. Quite suitable for beginners.

c5131-usb-kbd-stand-alone-1_0_1

介绍zlg7290的pdf，介绍得很详细，还有程序实例。-Introduction zlg7290 the pdf, very detailed introduction, there are instances.

基于Philips LPC2104芯片，针对Pixel＋ 30万象素摄像头的控制程序-chips based on Philips LPC2104 against Pixel+ 300,000 pixel camera control procedures