here is a very good start point for you,
http://msdn.microsoft.com/msdnmag/is...m/default.aspx
"Michael Lykke" <(E-Mail Removed)> wrote in message
news:07d801c35a9a$ede272d0$(E-Mail Removed)...
> Hi
>
> Im in the proccess of developing and application which
> needs to communicate with some external hardware and i
> therefor need to be able to recieve data from the
> parallel/seriel port on a computer.
> It's not PC hardware which i am trying to develop a
> driver for, but som external measuring equipment which
> sends data through the parallel/seriel port.
>
> How can i do this with .NET? And if not, is there ANY way
> i can use .NET for my application except for the port
> communication(Maybe interop)?
>
> Any help is greatly apreciated.
>
> Kind regards
> Michael Lykke