一个VB写的wincc与excel数据交换问题

VC写的，一个用at命令编写的来电显示器,很有参考价值。-VC wrote, with an order to prepare at the caller display of great reference value.

1107通讯调试 ALT-1,ALT-2,ALT-3,ALT-4,进行分步调试 适合IEC1107通讯协议.-communications debugging 1107 ALT-1, Alt-2, ALT-3, ALT-4, for step-by-step debugging for IEC1107 communication protocol.

LwIP协议栈的设计与实现，是中文的，对如何理解和移植lwip协议栈非常有帮助-Implementation of LwIP Protocol Stack Design and Implementation of Chinese. how to understand and transplant lwip protocol stack has been very helpful

PDF wenjia yue du qi

AM,FSK,PSK调制，自己修改参数,结果用PCM文件保存，以二进制数据读入-modulate:am fsk psk

一个windows下的多线程串口通程序-windows of a multi-threaded process Serial

控制语音Modem的程序 -Modem program controlling voice

两天线的通信系统，包括空时码的编解码程序，以及与HARQ结合的传输方案代码，信道为准静止的瑞丽衰落信道-Line a two-day communications systems, including space-time code codec procedures, as well as combined with the HARQ transmission program code, channel, whichever is Ruili static fading channel

串口通讯的一个DELPHI控件，把它加入到你的窗口中修改它的属性就可以实现串口通讯-DELPHI a serial communication control, to add it to your window to modify its properties can be achieved Serial Communication

中文RFC文件，无需翻译，对学习很有帮助！