这个是上面的那个的输出部分，就是可视的那部分。也是外部接板的调用...

setupapi方式列举本机串口，包含虚拟串口-setupapi enumerate the Serial includes Virtual Serial Port

modbus通信协议中文版，详细介绍了modbus协议，LRC校验，CRC校验等，并给出了C语言例程代码。-modbus conmmunication(chinese)- Modbus protocol,LRC,CRC,how to program with C

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

rs232编程原理详解， 不可多得的一本好书 做硬件开发必须-Detailed programming rs232 principle, rare books to do a hardware development to be

一个通用的串口通讯类，可以作为串口编程的学习之用-a universal serial communications can be used as serial programming with Learning

232通讯软件 可以用于单片机与电脑通讯 以实现各种工业控制-232

基于消息的Windows串口通讯例子- Based on news Windows string mouth communication example

串口通信的东东 串口通信的东东串口通信的-Dongdong serial communications serial communications serial communications Dongdong

delphi 编写的云镜控制支持PELCO P/D协议的DLL。 支持对云台镜头及辅助开关的操作。直接封装了SPCOM类，调用只需输入COM口号及对应的命令字符及可。-delphi prepared by the Mirror-control support PELCO P/D agreement DLL. Yuntai support for the camera and auxiliary switch operation. Packaging a direct SPCOM category, called keys COM slogan and the corresponding characters can be ordered.

C8051F340 uart0 实现串口0的通讯-C8051F340 uart0 1111111111111