最简单的VC编写的OPC客户端程序，本程序为OPC同步数据交换。

这个程序用来说明单频离散序列的周期延拓和补零延拓会对频域的分辨率有什么影响，是我自己刚作出来的，就贡献了吧，请您审查通过-the procedure used to describe single-frequency cycle sequence of discrete Extension and Extension-zero frequency domain will have a resolution of any impact option is my own just to make the contribution on the right, please review by Thank you

合作通信中放大前传模式下中继多跳的仿真程序-Cooperative communications mode to enlarge prequel multihop relay the simulation program

这是一份介绍SIP协议的PPT，详细介绍了SIP协议，可以帮助SIP开发人员理解SIP协议各个消息中的头域，以及应用流程。-this is a point for the sip, it introduces the protocol of sip, it can help for programer for understanding the part

通讯设备网管程序源码，给一个小公司做的，功能不是很多-communications network equipment procedures source for a small company, not many functions

How to simulate reading serial RS232 data through visual basic

循环运动规约模拟程序（简单）可简单要信遥测实现主站的模拟，实现与子站的联系-Statute of the simulation program cycle exercise (easy) to the letter easy to achieve the main station telemetry simulation, implementation of contact with the sub-station

有关CMDA通信流程方面的资料 希望对大家有用-CMDA communication processes related to information useful for all of us hope

FLASH CODE

中国来电显示标准，为DTMF数据传送格式的，中国国标。-china CID(DTMF)

滤波器设计1.rar-Filter Design 1.rar