AD9850的资料，里面有源码，可以提供一个美国模式。

采用80C51单片机为控制核心，利用超声波传感器检测道路上的障碍，控制电动小汽车的自动避障，快慢速行驶，以及自动停车，并可以自动记录时间、里程和速度，自动寻迹和寻光功能。整个系统的电路结构简单，可靠性能高。 采用的技术主要有： 通过编程来控制小车的速度； 传感器的有效应用； 新型显示芯片的采用.-80C51 single-chip microcomputer used for the control of the core, the use of ultrasonic sensors detect obstacles on the road, control of electric cars automatic obstacle avoidance, fast low traffic speeds, as well as the automatic parking, and can automatically record time, mileage and speed, automatic track finding and searching optical function. Circuit the whole system of simple structure, high reliability. The technologies used are: programmed to control the speed of car the effective application of the sensor new display chip used.

18b20测浴室水温，通过报警来调节水温。-18b20 measuring water temperature, bath

KEILC51使用技巧及实战 是一本关于Intel 80C51 以及广大的51 系列单片机的书这本书介绍给读者一些新的技术使你的8051 工程和开发过程变得简单请-KEILC51 skills and the use of combat is on an Intel 80C51 and a vast 51 Microcontroller series of books on this book to give readers some new technology to make your 8051 projects and the development process becomes simple request

protel元器件TQFP-44封装。做好的封装，可以直接用于PCB的绘制！-protel components TQFP-44 package. Do a good job of packaging, can be directly used for PCB drawing!

PCB最强的设计工具ALLEGRO辅助工具SKILL源代码,很多功能应有仅有，可以直接安装使用-PCB design tools ALLEGRO strongest aids SKILL source code, there should be a lot of features only, can be directly installed on the use of

Atmel Uart C51程序（timer2方式）-Uart (timer2 way)

* The keyboard is assumed to be a matrix having 4 rows by 6 columns. However, this code works for any * matrix arrangements up to an 8 x 8 matrix. By using from one to three of the column inputs, the driver * can support "SHIFT" keys. These keys are: SHIFT1, SHIFT2 and SHIFT3.

电脑音源切换控制器（带红外功能） 用AT89C251+CD4016切换控制，可控制四路以上的立体音源输入切换，一路立体声输出,有红外遥控PC功能。-Computer audio switch controller (with infrared function) with AT89C251+ CD4016 switch control, can control more than four stereo audio input switch, stereo output along the way, has infrared remote control PC functions.

通用的餐饮收费系统:其主要技术是通过计算机串口与IC卡相关设备进行数据交互.-Common food and beverage charges system: Its main technology is the computer serial port and IC card relevant equipment data exchange.

这是凌阳16位单片机接LCD240*128液晶显示模块的源代码，而且带有语音播放的功能。-This is the Sunplus 16-bit microcontroller then LCD240* 128 LCD module s source code, but with the voice playback functions.