一份详细的SIP协议的数据流分析的文档，该文档有两百多页，包含的SIP消息的各种情况，内容实用，可供SIP协议的VoIP开发者做一份详细的SIP数据流的分析手册...

使用Mail发送传真的程序 -Using mail to send fax

微软亚洲研究院论文：移动应用中容错的可扩展音频编码-Microsoft Asia Research Institute thesis : Mobile Application scalability and fault-Audio Coding

很不错的java手机程序设计实例-very good java phone program design

Motorola开发资料,CodeWarrior for SEMV-HC08的用法-material from Motorola,illustration on CodeWarrior for SEMV-HC08

7816协议，智能卡专用的协议。包括手机的sim卡之类都属于智能卡。-7816 agreement, smart card exclusive agreement. Including mobile phone SIM cards are like smart cards.

USB2COM的驱动程序，可以用于各种WIndows-USB2COM driver can be used for a variety of WIndows

非常详细的modbus规范介绍，有串口的也有基于tcp的。。。。一书在手，modebus不用愁。。。。MODBUS标准分为三部分。第一部分（“Modbus协议规范”）描述了MODBUS事物处理。第二部分（“MODBUS报文传输在TCP/IP上的实现指南”）提供了一个有助于开发者实现TCP/IP上的MODBUS应用层的参考信息。第三部分（“MODBUS报文传输在串行链路上的实现指南”）提供了一个有助于开发者实现串行链路上的MODBUS应用层的参考信息。-very detailed Modbus standard, a serial port is based on the tcp. . . . A book in hand, do not have to worry about modebus. . . . MODBUS divided into three parts. The first part ( "Modbus protocol specification") describes the MODBUS handle things. The second part ( "MODBUS Packet Transmission in TCP/IP Implementation Guide"), provides a help developers to implement TCP/IP on the application layer MODBUS reference information. The third part ( "MODBUS Packet Transmission in the serial link achieve Guide"), provides a help developers achieve serial MODBUS link on the application layer of reference information.

I have uploaded a Matlab program for simulation of CDMA. You can use it but must acknowledge the author

Module 9 for Tele_traffic, the description in indonesia language

基于Modbus的电磁流量计通讯系统的研究,这是我看到的比较经典的一篇论文，希望对大家有用-The electromagnetic flowmeter based on Modbus communication systems research, which is that I see the comparison of the classic paper, in the hope that useful to everybody