通过串口发送at指令 等待返回值判断当前的网络状况以及服务商等有关信息 用与gprs的通信...

串口RS232与PIC16F877A单片机通信.用于控制PIC单片机产生音乐,附完整报告.-RS232 serial communication with the PIC16F877A Singlechip. Singlechip produce PIC is used to control music, a complete report is attached.

音视频矩阵的串口控制程序，可以实现8进四出的控制。同时提供了udp监听，接收网络命令，实现网络上控制音视频矩阵。需要用到著名的trayicon控件和mscomm控件-audio and video matrix of Serial control procedures can be achieved eight into four control. While providing udp eavesdropping, the receiving network orders network control audio and video matrix. The need to resort to the famous trayicon controls and controls mscomm

手机串口通信的源代码，不过要一个TPORT类才能编译通过本，此类可以自下载，我再上传也行-Phone serial communication" s source code, but in order to compile a category TPORT through this, since such can be downloaded, I will do and upload

编程:串行口调试程序-Programming : serial port debugger

This program I use to tested serial com and AT Command for testing GPRS for SIM300 GSM module

Viertex 2 开发板的接口程序，使用VC编写。-100 2 development board interface, the use of VC prepared.

vb串口使用简介,对初学vb串口编程的人有帮助的。-vb use profiles for beginners vb serial programming of help.

说明：多线程 (Multi-Thread) RS232 串行口通讯构件 ( 1.51 版，附源码 )-: multithreading (Multi-Thread) RS232 serial port communication components (1.51 version, with source)

串口的监控程序,提供了固定命令模式和，用户自定义模式。-serial monitoring procedures, and providing a fixed command pattern and user-defined mode.

汽车行驶记录仪数据采集处理系统，画动态曲线图模块-Data Acquisition and Processing System, painting dynamic curves module