A Method of Programming I/O Ports in Windows NT
XU Xiao-dong · Acta Scientiarum Naturalium Universitatis Neimongol · 2004
The elementary reason of limiting doing I/O ports in Windows NT operating system was described.Some solusions were given.The method of DLL file used in VB was described.A method of how to use NTPort Library component was presented.The declaration method about port access functions and procedures of NTPort Library components in VB was described.A case of accessing parallel ports in NT environment was given.