类似MSN的即时通信工具,代码在vc6.0下调试通过

一个对串口进行控制的控件-one pair of Serial control of Control

在delphi下,通过并口对外控制设备,包含全部源代码.-In delphi through parallel external control equipment, including all the source code.

基于OSIP协议栈实现的UA客户端和UA服务器端的基本实现文档（内含详细代码）。是SIP电话开发的有用参考-OSIP-based protocol stack to achieve the UA client and server-side UA to achieve the basic document (containing the code in detail). The development of SIP phones is a useful reference

%例六 多径传播 %本程序中时间单位是微秒 %频率单位为MHz %码速率单位是Mb/s- Cases of more than 6 track the spread of the time this process units are microseconds MHz frequency unit code rate units are Mb/s

通信的调试跟踪处理工具-tracking communications debugging tools

用dut7000的,485通信modbus rtu 通信的，编程手册。-with dut7000, 485 communications rtu modbus connection communications, programming manuals.

GPRS中的隧道技术详细讲解，对于PS域中的GPRS，GTP-C,GTP-U很有参考价值-GPRS Tunneling technology elaborate PS domain for the GPRS, GTP-C, GTP-U is the reference value

本文档详细介绍了CPU卡的基本原理，有助于于初学者对CPU卡的了解。-something about CPU Card Introduction

QFSK的调制与解调，用C写的主程序，汇编写的调制与解调的子程序-QFSK the modulation and demodulation, with the main program in C, compile writing, the modulation and demodulation of the Subprogram

a documentation/introduction about how to make multi-interface/radio/channel for ns2.