各种通信方式原理及其课件，从最基础到最新通信技术

串口原代码，有vc++编写的源代码，主要通过线程的管理来实现的。

USB2I2C传输速度测试及使用例程,示例USB2IC的API用法。-USB2I2C transfer speed testing and the use of routines, examples of API usage USB2IC.

QAM的demo程序，功能很强大，有系统框图，很好理解。对于整个系统的设计帮助很大-matlab qam demo

GAINS433MAC库文件，无线传感器网络MAC协议库文件。-GAINS433MAC library file

Delphi source code opensource for sip phone arm (iphone )

usb2.0 协议

本例用matlab语言实现了4QPSK的编解码及通过awgn信道的仿真。采用蒙特卡罗仿真法，得到误码性能，绘制曲线。可用于算法研究或课程学习。-Matlab language used in this case achieved 4QPSK codec and channel through awgn simulation. Monte Carlo simulation method, the BER performance, drawing curves. Algorithm can be used for research or courses.

基于Modbus的电磁流量计通讯系统的研究,这是我看到的比较经典的一篇论文，希望对大家有用-The electromagnetic flowmeter based on Modbus communication systems research, which is that I see the comparison of the classic paper, in the hope that useful to everybody

origami A very exciting book

这是一个简单的聊天工具，使在同一个局域网内的不同主机可以相互聊天，而且聊天人数不限。用户可以对另一台指定的主机说话，也可以向局域网内所以主机发表广播。-This is a simple chat tool, so that in the same local area network of the different host each other to chat, but the number of open chat. Users can specify another host to speak can also be host to the LAN broadcast so.