直接数字合成(DDS)技术具有信号频率分辨率高、控制灵活、可编程及任意波形输出等优 点...

这是一个实现linux系统下的scp的命令相同功能的程序，客户端和服务端通信使用了自己定义了的通信协议。 文件传送协议格式： 服务器路径#服务器上的文件名#操作类型#文件大小 操作类型：0代表上传操作 1代表下载操作 文件大小：上传下载的文件大小 服务器返回的消息类型： 0 ：服务器创建文件失败 1：服务器操作成功 2：文件大小不同 （未实现） 注意： 1:正则表达式没有实现 2:其余实现 3:服务器可以为多个客户端服务，用多进程实现-This is a linux system realize the scp command functions the same procedures, client and client communication services using its own definition of the communication protocol. File Transfer Protocol format: server path# Server 23 file name! Operation type# File size operation types: 0 From operated on behalf of one operation on behalf of download file size: From the size of the downloaded file to return to the news server type: 0 : The server failed to create file 1: Server operation successful 2: documents of different sizes (not realize) Note: 1: regular expression did not realize 2: the rest of the realization of 3: The server can service multiple clients, and realize multi-process

用VC写的GPRS串行通信界面,功能比较齐全-VC write GPRS serial communication interface, more complete function

很好的brew教程。可以作为brew开发的进阶教程-brew development book

关于智能天线误码率的研究，使用智能天线后，可明显减少系统的误码率，提高通信质量-Bit error rate on the smart antenna research, the use of smart antennas can significantly reduce the system bit error rate, and improve communication quality

找了很久的ESC/POS指令集，为官方正式发布版本，为需要的朋友提供方便哈-For a long time looking for the ESC/POS command set, for the official release version, in order to facilitate the needs of friends and Kazakhstan

这是个很不错的编程代码，是有关于RMI和数据库的编程是由中科院的老师亲自编写的-this is a very good program code is on the RMI and database programming by the Chinese Academy of Sciences teacher personally prepared the

lcd多级菜单 -lcd multi-level menu

这个是数据打孔重传程序的源代码，很值得我们学习哦，希望大家喜欢。-This is a data retransmission procedures perforated the source code, it is worth learning Oh, I hope everyone likes.

通信相关知识：短波、扩频、移动-communications related knowledge : shortwave, spread spectrum, mobile

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