Path: utzoo!utgpu!jarvis.csri.toronto.edu!mailrus!tut.cis.ohio-state.edu!rutgers!cbmvax!bryce
From: bryce@cbmvax.UUCP (Bryce Nesbitt)
Newsgroups: comp.sys.amiga.tech
Subject: Re: Programming info for 2 or more Serial Ports..
Message-ID: <5857@cbmvax.UUCP>
Date: 30 Jan 89 22:43:27 GMT
References: <11164@gryphon.COM>
Reply-To: bryce@cbmvax.UUCP (Bryce Nesbitt)
Organization: Commodore Technology, West Chester, PA
Lines: 10

In article <11164@gryphon.COM> rickf@pnet02.cts.com (Rick Flower) writes:
| I'm in the process of writing a BBS on my A1000 and would like to be able to
| implement the ability to have it work with multiple serial ports on a system
| that is capable.. So, what I need to know is how to address logical serial
| port #1 (assuming unit #0 is built-in).

In the OpenDevice call, unit #0 is the "default" unit, settable in preferences.
Unit #1 is the "built in" port.  Unit #2 is the first extended unit.

The unit parameter to OpenDevice is a simple unisigned longword.