Path: utzoo!utgpu!news-server.csri.toronto.edu!rutgers!cs.utexas.edu!swrinde!elroy.jpl.nasa.gov!ames!haven!adm!lhc!nih-csl!NIHDCRT!Vivino
From: Vivino@NIHDCRT (Mark Vivino)
Newsgroups: comp.sys.mac.hardware
Subject: Re: Serial<->Serial Question
Message-ID: <774@nih-csl.nih.gov>
Date: 31 Dec 90 15:47:25 GMT
References: <1990Dec27.231925.22246@bronze.ucs.indiana.edu>
Sender: news@nih-csl.nih.gov
Organization: Nat'l Inst's of Health
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>I just want to know if I need a Null modem adapter to hook the two serial
>ports together?  I once saw a diagram of a Null Modem adapter (MacWorld,
>I believe, no idea when or where) and it had a number of crossed wires in
>it (tab 'a' into slot 'b' sort of thing).  Just what does it do for a 
>living?

The VersaTerm Pro user manual shows a good schematic of how to wire serial 
ports. I used it to hook my Mac to a PC. Don't use Apples old tech note, 
it's for the older macs (not II's).

Mark Vivino
Vivino@helix.nih.gov