了解接触式IC 卡的知识，学会如何根据时序逻辑图编写实用程序。...

430 1611 的PDF，一片功能丰富实用的单片机-4,301,611 of the PDF, a feature-rich and practical single-chip microcomputer

用于51单片机的定时器延时子程序，对定时有要求的进!-For 51 single-chip timer delay subroutine, from time to time has requested to enter!

用c语言实现了串口发送数据 在单片机的应用中很实用-C language implementation with a single-chip serial ports send data at a very practical application of

短信息相关单片机GSM短消息控件-short information related SCM GSM Short Message Control

rc500 c语言库函数，对RC500的开发提供了捷径-rc500 c language library functions, the development of RC500 provides a shortcut

单片机AT90S系列 制作简易USB接口（软件模拟,无usb硬件）。- Monolithic integrated circuit AT90S series manufacture simple USB connection (software simulation, non- usb hardware).

用avr单片机实现的12864驱动程序，使用ICCAVR编译，带原理图和熔丝设置。-Avr with 12864 single-chip implementation of the driver, use the compiler ICCAVR with schematic and fuse settings.

急救车与交通灯）（1）南北与东西方向，每个方面由红黄绿三个灯控制（2）南北向：　红（30秒），黄（5秒），绿（25秒）　　　东西向： 红（35秒），黄（5秒），绿（25秒）　　　上述基本参数可以根据实际情况自行调整，灯的变化规律与实际路口规律相同，绿灯在最后5秒钟时，黄灯亮，然后红灯亮，不允许两个方面同时亮绿灯。（3）绿灯的时间显示在数码管上进行显示。（4）可以通过一个开关控制，当开关信号为0时，整个交通灯全灭提高要求：（1）设计一个紧急控制开关信号，当紧急开关信号为1时，两个方向的灯全为红灯。紧急开关撤消后，按照开关按下之前的状态继续运行（其参数要保存）。（2）设计一个夜间行车开关，当开关按下后，两个方向都只有黄灯闪烁，其它灯熄灭。（3）设计两个方向的亮时时间可调。-emergency vehicles and traffic lights) (1) North and South and east-west direction, each with three yellow-green from red lights control (2) to the north and south : red (30 seconds), yellow (5 seconds), Green (25 seconds) to things : red (35 seconds), yellow (5 seconds) Green (25 seconds) above basic parameters can be adjusted to the actual situation, the light changes with the actual law of the same intersection, the green light in the final five seconds, the yellow light is on, and then a red light, bright, not two fronts simultaneously bright green. (3) the green light at the time displayed on the digital display control. (4) can be controlled by a

在液晶1602LCM的一个计算器的代码。希望单片机的朋友能够下载和交流！-LCD 1602LCM code of a calculator. Hope that SCM can download and exchange Friend!

基于KeilC51软件的电子钟设计与制作,论文中有详细的源程序以及对keil的调试介绍。-Based on the electronic bell KeilC51 software design and production, the paper has a detailed source code as well as the introduction keil debugger.