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From: halff@utah-cs.UUCP (Henry M. Halff)
Newsgroups: net.micro.mac
Subject: Re: Mac-modem pin configuration.
Message-ID: <3676@utah-cs.UUCP>
Date: Mon, 10-Feb-86 08:23:37 EST
Article-I.D.: utah-cs.3676
Posted: Mon Feb 10 08:23:37 1986
Date-Received: Wed, 12-Feb-86 07:22:44 EST
References: <599@aaec.OZ>
Organization: Halff Resources, Inc.
Lines: 19
Summary: Mac DB9 to DB25 cable

In article <599@aaec.OZ>, tjm@aaec.OZ (Tom Moss) writes:
> 
> 	We are useing a non-Apple modem to connect our Mac to the
> outside world. Does anyone know the D9 pin assignments nesescary to make up a D9to D25 cable.

Here is one configuration that seems to work (at least for Red Ryder).

	Mac	Modem
	1	1	Frame Ground
	2		No connection
	3	7	Signal Ground
	4		No Connection
	5	2	Data
	7	5	CTS
	8	7	(not needed)
	9	3	Data
-- 
Henry M. Halff                                       Halff Resources, Inc.
halff@utah-cs.ARPA                 4918 33rd Road, N., Arlington, VA 22207