Path: utzoo!attcan!uunet!lll-winken!ames!mailrus!csd4.milw.wisc.edu!bbn!rochester!pt.cs.cmu.edu!b.gp.cs.cmu.edu!ralf
From: ralf@b.gp.cs.cmu.edu (Ralf Brown)
Newsgroups: comp.sys.ibm.pc
Subject: Re: Using the printer port for input
Message-ID: <4023@pt.cs.cmu.edu>
Date: 14 Jan 89 15:40:34 GMT
References: <704@krafla.rhi.hi.is> <816@ttrde.UUCP> <1502@psu-cs.UUCP>
Organization: Carnegie-Mellon University, CS/RI
Lines: 16

In article <1502@psu-cs.UUCP> warren@psu-cs.UUCP (Warren Harrison) writes:
}It would seem this is the case, and I would believe it, except many
}of the laptop to desktop data transfer utilities use the parallel port
}to transfer data (ie, one parallel port sends it and one receives it).
...
}The product specs do not mention anything about hardware modifications,

These products probably use the five status lines which are usable as inputs.
I'm sure that the cables are specially wired to connect the data lines from
one port with the status lines of the other.

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