倒车雷达源代码，超声波发射，接收，测距。

不错的入门例子，在avr上搞到的，真的不做，自己试做了一下，-Started good example, in the avr

嵌入式LINUX9应用程序开发详解中串口编程实例-LINUX9 embedded application development in the serial programming examples explain

应用背景这是一个I2C扩展PCA9698源代码。你可以用2个引脚SDA和SCL 40 GPIO。关键技术

全面介绍CAN总线的资料，学习CAN总线的人员只得学习。-A comprehensive description information on CAN bus, CAN bus, the staff had to learn to learn.

微机原理及系统接口技术――8255开关的实现算法源程序。-Computer System Interface Technology-- 8255 switch algorithm source.

3、8位独立按钮源代码,51 单片机实现，3、8位独立按钮源代码,51 单片机实现 3, 8 independent source code button

一个关于温度控制系统电路图、PCB和原理图-A temperature control system on the circuit, PCB and schematic

24C02读写源程序，测试OK！--24C02 read/write operation.

OV511和zc301的视频采集程序，生成YUV格式的原始视频-OV511 and zc301 the video capture program to generate the original YUV format video

该程序完成了c8051外围电路的驱动和串口协议的编写。希望能给大家学习51单片机带来帮助-The program was completed C8051 driver peripheral circuits and serial protocol to prepare. I hope everyone can learn from 51 Singlechip help