Text of article "draft

the vhdl model of usb. it is very helpful.-vhdl model of the usb. It is very helpful.

串口通讯程序，用VC++做，可以传输大文件-the program of communication of serial port,which is programmed with the tool of VC++ and can transfer big files.

电报收发,使用电流环收发电报的服务程序,使用国际电报2号码,内含编码解码函数-cable transceivers, the use of current loop transceiver cable services, the use of two international telex number, containing codec function

430_C的一些源代码1-some source code of a

can bus 2.0 中文说明标准文件-can bus 2.0 Chinese explanation of standard documents

汽车ECU诊断协议j1979是比较重要的协议之一，开发通讯协议工程师可参考-Auto ECU diagnosis j1979 agreement is one of the more important agreements, the development of communication protocol may refer to Engineer

I2C to 8-bit Parallel Bus Slave Design

Windows下的串口接收发送软件源码，可以同时控制多达4个串口，并且可以为每个串口设定不同的传输参数，非常实用。-Windows under the serial receiver to send the software source code, you can simultaneously control up to four serial port and serial port settings for each different transmission parameters, very useful.

A document about IrDA physical layer

The program constructs girth-twelve column-weight QC-LPDC codes. The rate can be changed by changing k(row-weight), size is changed by varying m(sub-matrix size).