DDS chip AD9851 applications, using keyboard input at any frequency, liquid crys...

nokia3310多功能温度计设计，显示介面随温度变化，可定时测量-Design of multi-function thermometer nokia3310, showing the interface with temperature change can be measured from time to time

LCD应用系统程序，里面有proteus仿真程序。-LCD application procedures, proteus simulation program there.

基于DS12887的多功能电子智能时钟，51控制 LCM-12864-ST7920显示，应用类型齐全。-DS12887-based multi-functional electronic smart clock, 51 control LCM-12864-ST7920 showed complete application types.

基于51的抢答器，谢谢大家！希望大家支持，对大家有用-Answer based on the 51, and I would like to thank everyone! I hope you will support, useful for everyone

ping utility used for pinging proxy

192*64显示lcd程序，功能：根据参数x_add,y_add往LCD中写1个字 输入：1： 写到LCD的X、Y坐标；2：数据地址 输出：无-LCD display procedures, functions : the parameters x_add, LCD y_add to write a character input : 1 : LCD wrote the X, Y coordinates; 2 : data output address : None

频率计 等精度频率计 可以用于频率测试的等精度频率计 可用的-Such as precision frequency meter frequency meter can be used for the frequency of tests, such as precision frequency meter available

Proteus的使用教程，该教程介绍了如何用proteus进行电路模拟仿真，包含了元件的加载、原理图的制作及在keil中如何联调。该教程综合了网上的比较详细的使用说明，出现的各种版本（包括英文文档）。最后还有一些proteus仿真例子及源码供大家学习用。-Proteus use of tutorials, the tutorial describes how to use proteus for circuit simulation, contains the components of the load, schematic diagram of the production and how the FBI in keil. The synthesis of an online tutorial more detailed instructions, there" s various versions (including English documents). Finally, there are proteus simulation examples and source code available for everyone to learn from.

完全可以用的交通灯单片机控制程序。5秒自动提醒功能，并设有紧急通道功能。-Can be used in traffic lights Singlechip control procedures. Automatically 5 seconds to remind function, and with emergency access features.

MSP430F149的数据采集程序，并显示在LED上。-MSP430F149 data collection procedures, and displayed on the LED on.