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From: chris@bingvaxu.cc.binghamton.edu (chris)
Newsgroups: comp.sys.ibm.pc
Subject: Re: Ibm AT Serial port
Message-ID: <254@bingvaxu.cc.binghamton.edu>
Date: Thu, 23-Jul-87 11:40:13 EDT
Article-I.D.: bingvaxu.254
Posted: Thu Jul 23 11:40:13 1987
Date-Received: Sat, 25-Jul-87 07:21:37 EDT
References: <8000015@uiucdcsm> <5663@ut-ngp.UUCP> <4611@iucs.UUCP>
Organization: SUNY Binghamton, NY
Lines: 17
Summary: PGA card may affect it

> grogers@uiucdcsm.cs.uiuc.edu writes:
> >
> >I'm looking for a terminal emulation program for use on an IBM AT under Dos 3.
> >I've tried Kermit and an old version of IBM's 3101 emulator but neither 
> >work above 1200 baud.  I know that the AT's serial port can handle higher baud
> >rates because when I run Xenix I can use cu at 9600 baud.   Does anyone have
> >an explanation for this behavior?   How about a solution?

WE used to have a problem with our AT until we tracked it down to the
Professional Graphics Adapter (or maybe the driver for it).  With a CGA
as our default monitor asynch operation works fine but with the PGA we
have the same symtoms as above...

-- 
Internet: chris@bingvaxu.cc.binghamton.edu	Chris Peck
CSnet: chris@suny-bing				SUNY Binghamton
Bitnet: chris@bingvaxb.bitnet			Binghamton, NY