csta协议的开发，支持多种语音交换机的开发

modbus协议 非常详细 中文版本-Modbus protocol in great detail the Chinese version

本程序实现在windows ce系统下的串口通讯-Realize this procedure in the windows ce system of serial communication

本文简单介绍了OSI 抽象语法符号（ASN.1）的子集――基本编码规则（BER）和可辨别编码规则（DER）。-This article briefly introduced symbols OSI abstract syntax (ASN.1) subset- Basic Encoding Rules (BER) and the identifiable coding rules (DER).

很不错的vb源码，大家试试就知道了，好支持一下-Vb source code is very good, we try to know, to support you

用C#编写发手机中文短信息Windows服务-Windows serve about chinese short message send programme with C# compile

七号信令程序员手册，用于开发，验证NO7信令的标准文档-SS7 programmers manual for the development, validation nr 7 Signaling standard file

又一个利用网上寻呼提供商的web页面来发送网上寻呼的程序，可以支持很多提供商。-Another program which uses web pages of internet call provider to send internet calling , and supports many providers

一个modbus的编程库-a lib for modbus protocol

实现松下PLC与PC之间的通讯，对于需要自己开发通讯的人来说，有参考价值- Realizes between Matushita PLC and the PC communication, regarding needs the person which own develops the communication to say, has the reference value

CSTN 用IC 7669-write-flow-CSTN using IC 7669-write-flow