ParlayX白皮书，中国电信的文档。用于parlayx的开发

标准C实现在SCO UNIX下通信-achieve the standard C SCO UNIX communications

FSK详细资料，关于FSK/DTMF相关的资料等等 -FSK detailed information on the FSK/DTMF-related information, etc.

蓝牙程序，控制蓝牙

VB中开发串口，本程序可以帮助初学者很好的了解基本编程要求和技巧！欢迎大家学习，指导-VB in the development of serial port, this program can help beginners a good understanding of the basic programming requirements and skills! Welcomed the U.S. study, the guidance

前段时间刚刚接触VC的串行通讯，在网上找到的了SerialPort类的使用方法，不过我想将这个类做在DLL中，然后在VB中做通讯界面调用。花了几天时间终于做完了，将SerailPort类的DLL工程共享一下，-Some time ago just contact VC serial communication, the Internet found the use of the SerialPort class, but I would like to do this class in the DLL, and then in the VB to do communication interface call. Spent a few days was finally done, and will SerailPort class DLL project to share what,

TCP 聊天程序服务器端，详细讲述开发过程和理论依据-TCP chat sever side, describe detailedly of the development process and theory base.

GPRS数据传输，能够实现接收数据，发送数据。-GPRS data transmission, to achieve receive data, send data.

一个串口通信控制程序，用于PC机间通信或者PC机与PLC通信-A serial communication control program for communication between PC, or PC, and PLC communication

cdma系统的仿真程序，可以在此基础上研究cdma系统的各种环境下的性能，改程序已经验证过-cdma system simulation program, in this study based on the CDMA system under various environmental performance, change procedures have been tested

GPRS通信程序，可发送数据，并获得GPRS设备的信息。-GPRS communication program can send data, and access to GPRS devices.