A virtual serial driver source code, very classic, very strong reference.

N8VBvCOM Driver
...............\buildchk_wxp_x86.log
...............\buildfre_wxp_x86.log
...............\configurator
...............\............\bin
...............\............\dcu
...............\............\Unit1.dfm
...............\............\Unit1.pas
...............\............\Unit1_1.inc
...............\............\VComConfigurator.cfg
...............\............\VComConfigurator.dof
...............\............\VComConfigurator.dpr
...............\installer
...............\.........\N8VB.nsi
...............\makefile
...............\objchk_wxp_x86
...............\..............\i386
...............\..............\....\vCOM.pdb
...............\..............\....\vcom.res
...............\..............\....\vCOM.sys
...............\..............\....\vcom_csq.obj
...............\..............\....\vcom_device.obj
...............\..............\....\vcom_dispatch.obj
...............\..............\....\vcom_init.obj
...............\..............\....\vcom_pnp.obj
...............\..............\....\vcom_readthread.obj
...............\..............\....\vcom_transferthread.obj
...............\..............\....\vcom_writethread.obj
...............\..............\_objects.mac
...............\objfre_wxp_x86
...............\..............\i386
...............\..............\....\vCOM.pdb
...............\..............\....\vcom.res
...............\..............\....\vCOM.sys
...............\..............\....\vcom_csq.obj
...............\..............\....\vcom_device.obj
...............\..............\....\vcom_dispatch.obj
...............\..............\....\vcom_init.obj
...............\..............\....\vcom_pnp.obj
...............\..............\....\vcom_readthread.obj
...............\..............\....\vcom_transferthread.obj
...............\..............\....\vcom_writethread.obj
...............\..............\_objects.mac
...............\sources
...............\vCOM.h
...............\vCOM.rc
...............\vCOM_csq.c
...............\vCOM_device.c
...............\vCOM_dispatch.c
...............\vCOM_init.c
...............\vCOM_pnp.c
...............\vCOM_readthread.c
...............\vCOM_transferthread.c
...............\vCOM_writethread.c

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