Used a very good C++ serial communication class library, with two examples.

cnCOMM_Demo.src
...............\BCB6Demo
...............\........\cnComm.h
...............\........\Project1.bpr
...............\........\Project1.cpp
...............\........\Project1.obj
...............\........\Project1.res
...............\........\Unit1.cpp
...............\........\Unit1.ddp
...............\........\Unit1.dfm
...............\........\Unit1.h
...............\........\Unit1.obj
...............\cnComm.h
...............\VC6Demo
...............\.......\cnComm.h
...............\.......\cnCommDemo.cpp
...............\.......\cnCommDemo.dsp
...............\.......\cnCommDemo.dsw
...............\.......\cnCommDemo.h
...............\.......\cnCommDemo.rc
...............\.......\cnCommDemoDlg.cpp
...............\.......\cnCommDemoDlg.h
...............\.......\ReadMe.txt
...............\.......\res

...............\.......\...\cnCommDemo.rc2
...............\.......\Resource.h
...............\.......\StdAfx.cpp
...............\.......\StdAfx.h

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