ModbusRTU_attiny44

串口通过modbaus协议控制继电器，读取开关输入的PC上位机源程序(Serial control relay through modbaus agreement, read the PC host computer switch input source)

这个是华为的VoIP文档，讲述清晰，值得阅读！(This is Huawei' s VoIP documents, about clarity, it is worth reading!)

二维快速离散变换,可快速实现二维快速离散变换，不可多得的程序。(Two-dimensional fast discrete transform, can quickly realize two-dimensional fast discrete transform, a rare procedure.)

用C语言设计数字滤波器,实现低通，带通，高通，带阻功能(Digital filter design using C language， to obtain Low pass, band pass, high pass, band-stop function)

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

OPC Client和OPC Server的工具和一些帮助，(OPC Client and OPC Server tools and some help)

最简单的串口收发程序，全部用VC++实现，对初学VC串口通信的朋友有很大帮助，提供全部源代码，提供串口类的.CPP和.H文件。(The simplest procedure serial transceivers, all with VC++ implementation of serial communication beginner VC friend of great help, providing all the source code, to provide serial port class. CPP and. H files.)

微波实验设计，设计波导滤波器和波导等功率分配器(Microwave experimental design, waveguide filter design and waveguide power divider etc.)

GMPLS中的相关信令协议RSVP仿真代码，网上下载的，希望能适合大家(Related signaling protocols in GMPLS RSVP simulation code, download, and I hope we can fit)

说明：  这是外汇活动中的一种 可以从多种货币的汇率差异中,获得利润(This is one of the foreign exchange activities that can be profited from the exchange rate differences of multiple currencies.)