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From: Bijan Soleymani <bijan@psq.com>
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Subject: Re: Controlling an external device with elisp
Date: 04 May 2003 20:48:36 -0400
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upro <upro@gmx.net> writes:

> Do you think this is impossible?

It is impossible to do it entirely in elisp (unless you modify the C
part of emacs to support parallel port transfer directly).

All you need is a small program (in C or something) to send data to
the device. Then just pipe data to and from it, from within emacs.

Bijan