这也是一个微软电话API的例子，用于两台远距离计算机通过Modem和电话线传输数据！我是TAPI专家，呵呵，很多这方面的资料阿。建议将TAPI独立成立一个分类

串口动态连接库，使用Windows API-Serial dynamic link library, the use of the Windows API

本文介绍一种新型的基于消息队列的重复型服务器通信软件的设计方法,不同于并发型服务器和一般的重复型服务器通信软件，这种新的软件具有生成的子进程数少的优点，并且轻易对客户机与服务器的连接进行治理，适用于客户机数量较多和随机数据通信的情况，能够有效地提高服务器的运行效率。 -This article describes a new type of duplication based on the message queue server-based communication software design methods, and hair is different from the server and repeat the general type of server software, this new generation of software with a subset of a few of the advantages of the process, and easily client and server for the connection management, applicable to the client a larger number and random data communications, can effectively improve the efficiency of servers.

串口调试工具RS232，包括记事本文件传输-RS232 serial port debugging tools

SIP消息之逐项讲解,讲解SIP消息的ppt文档-SIP itemized on the news, on the SIP news ppt files

基于VC++6.0，建立MFC对话框项目，通过虚拟串口实现数据的传输，内含全部源码及所需工程。

网吧计费管理系统，非常好用的客户端程序。大家下看看，提供数据库-Internet cafe billing management system, a very useful client program. We next look at the provision of a database

端口专家是一个优秀的端口（串口、并口）监视、调试程序，有以下基本功能： 1.能动态设置各种通讯速率、奇偶校验、数据位、停止位和流控； 2.可以16进制形式自动显示接收到的数据，并能同时发送ASCII码（包括中文）和16进制字符串，可以任意设定自动发送周期,定时发送数据； 3.能将接收数据保存成文本文件,便于比较观察；并能发送任意大小的数据文件（以二进制形式发送）； 4.能自动保存设置参数，无需每次重新设置。-port experts is a good ports (serial, parallel) monitoring, debugging procedures, the following basic functions : 1. Dynamically created various communications rate, parity, data bits, stop-and flow control; 2. May 16-band automatic form of data received and at the same time sending ASCII (including Chinese) and 16 string band can be set to automatically send arbitrary cycle, regularly send data; 3. preservation can receive data into text files, facilitate comparison of observation; and the ability to send any size of paper (in binary form Send); 4. Save the settings automatically parameters, each without re-instated.

IRDA红外通信程序,包括客户和服务器 -IRDA infrared communications procedures, including client and server

实现qam调制解调 实现qam调制解调-qam modulation and demodulation