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通过rs232，发送一条消息到另一端，可以打开端口，检查打开后才输入消息。

这是用KeilC做的nRF9E5发射程序,可以用的,是做射频的好代码.-This is done using the nRF9E5 KeilC launch procedures can be used to be so good RF code.

我写的一个串口通信类，还是很好用的哦，大家可以参考一下-A serial port class i wrote.

Delphi是一种具有功能强大、简便易用和代码执行速度快等优点的可视化快速应用开发工具，它在构架企业信息系统方面发挥着越来越重要的作用，许多程序员愿意选择 Delphi作为开发工具编制各种应用程序。但是，美中不足之处是 Delphi没有自带的串口通信控件，在它的帮助文档里也没有提及串口通信，这就给编制通信程序的开发人员带来许多不便-with Delphi is a powerful, easy-to-use and faster code execution advantages of visual rapid application development tool, the framework for enterprise information systems are playing an increasingly important role, many programmers choose to Delphi as a development tool preparation of the various applications. However, inadequate as it is not Delphi onboard Serial Communication Control, in its help files contain no mention of serial communication, which gives the procedures for the preparation of communications developers bring a lot of inconvenience

wavecom短信猫使用源代码及相关AT指令-Wavecom message cat use the source code and related AT commands

一个串口测试程序，包括源代码，供大家学习-A serial test procedure, including the source code for everyone to learn

VC＋＋下的多串口通信程序，并具有其他功能-VC++ multi-serial communication program, and has other functions

串口通讯使用说明 在两台机器运行serealcom.exe， 但必须保证用串口线连接， 选择串口时如出现error, 表明此串口正被其它设备使用。-serial communications for use of the two machines running serealcom.exe, but must ensure that the use serial link, choose when and if there Serial error, the expression of this Serial other equipment is being used.

This program writes a lcd HyperTerminal and everything you type on your keyboard to pc, using codevisionavr.

通过串口实现PC机和下位机的通信，用VB。NET来实现-through the PC serial port and the next crew of communications, using VB.NET to achieve