A program written by VC is on RS232, with detail document description. Sure to get something after reading.

Packet : 35738638rs23程序.zip filelist
Doc/
Doc/Serial.html
HelloWorld/
HelloWorld/HelloWorld.cpp
HelloWorld/HelloWorld.dsp
Listener/
Listener/Listener.cpp
Listener/Listener.dsp
Overlapped/
Overlapped/Overlapped.cpp
Overlapped/Overlapped.dsp
Serial/
Serial.dsw
SerialTestMFC/
SerialTestMFC/AboutDlg.cpp
SerialTestMFC/AboutDlg.h
SerialTestMFC/ChildFrm.cpp
SerialTestMFC/ChildFrm.h
SerialTestMFC/ChildView.cpp
SerialTestMFC/ChildView.h
SerialTestMFC/ComSelectDlg.cpp
SerialTestMFC/ComSelectDlg.h
SerialTestMFC/MainFrm.cpp
SerialTestMFC/MainFrm.h
SerialTestMFC/PageComEvents.cpp
SerialTestMFC/PageComEvents.h
SerialTestMFC/PageComSettings.cpp
SerialTestMFC/PageComSettings.h
SerialTestMFC/Res/
SerialTestMFC/Resource.h
SerialTestMFC/Res/SerialTestMFC.ico
SerialTestMFC/Res/SerialTestMFC.rc2
SerialTestMFC/RichCommEdit.cpp
SerialTestMFC/RichCommEdit.h
SerialTestMFC/SerialTestMFC.clw
SerialTestMFC/SerialTestMFC.cpp
SerialTestMFC/SerialTestMFC.dsp
SerialTestMFC/SerialTestMFC.h
SerialTestMFC/SerialTestMFC.rc
SerialTestMFC/SheetSettings.cpp
SerialTestMFC/SheetSettings.h
SerialTestMFC/StdAfx.cpp
SerialTestMFC/StdAfx.h
Serial/Serial.cpp
Serial/Serial.dsp
Serial/Serial.h
Serial/SerialMFC.h
Serial/SerialWnd.cpp
Serial/SerialWnd.h
_Output/
_Output/Release/

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