194947

vc++串口通信 ，可以实现两个串口之间发送字符串(vc++ serial communication between two serial ports that can send a string)

OPC Server服务器和驱动源代码，非常实用，支持Modbus RTU，Modbus TCP，IEC61850，CANopen协议等。您需求OPC Server或其他协议源代码，联系 truesoft@163.com(OPC Server source code for Modbus RTU，Modbus TCP，IEC61850，CANopen procotol.)

使用tapi实现的用语音modem进行接电话并播放wav文件的程序(A program which is realised by tapi, and in which a call is picked up and wav files can be played through voice modem )

this file is used to activate app on startup of nokia mobile.

有客户端的聊天软件，可实现网络通讯，对于了解网络编程有帮助(A client chat software, network communications, network programming help for understanding)

iEEE 601 标准 信道编码相关 卫星通信(the standard channel iEEE 601 encoding related satellite communications)

VC （MODBUS协议）上位机程序VC （MODBUS协议）上位机程序(VC （MODBUS）)

IEC60870-5-103通信规约的从站模拟软件，可以模拟一个采用单片机驱动的继电保护设备，自动向主站程序上送数据并响应主站数据的数据问询请求，并有可选择的状态变位和扰动数据进行上送(IEC60870-5-103 communication protocol slave simulation software can simulate a single-chip computer-driven protection equipment, automatic procedures to send data to the master station and respond to data inquiries master data requests, and there is an optional state displacement and disturbance data sent)

《光通信系统》的电子文档，对于学习光纤通信的人有很大的帮助。(The optical communication system, "the electronic document, for learning optical fiber has a lot of help.)

本程序利用改进的CHOW算法，仿真了自自适应OFDM系统的性能，并画出了SNR (This program makes use of improved CHOW algorithm simulates the performance of self-adaptive OFDM system, and draw the SNR)