"J. L�hlefink" wrote:
> 
> Is there anyone who has experience with directly controlling the
> printerport for control purposes? I want to use the port to switch single
> lines, without affecting the printerfunction, so the standard Write command
> or a direct DOS character write is out of the question. I can find examples
> in C and BASIC, but none in (Turbo) Pascal. In line assembly is fine with
> me, as long as I can understand it (simple routines).

http://www.geocities.com/SiliconValley/2926/tpf.html
chapter "serial" (correct, has a parallel subchapter).

Also look at "Windows" chapter for protected mode issues
and how to disable the spooler.
--
Franz Glaser, Glasau 3, A-4191 Vorderweissenbach Austria +43-7219-7035-0
Muehlviertler Elektronik Glaser.  Industrial control and instrumentation
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