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From: ix742@sdcc6.UUCP (James Hayes)
Newsgroups: net.micro.apple
Subject: Re: 80-column on the Apple ][
Message-ID: <2508@sdcc6.UUCP>
Date: Fri, 4-Apr-86 07:38:30 EST
Article-I.D.: sdcc6.2508
Posted: Fri Apr  4 07:38:30 1986
Date-Received: Sat, 5-Apr-86 10:28:42 EST
References: <190@bsdpkh.UUCP> <237@ski.UUCP>
Reply-To: ix742@sdcc6.UUCP (James Hayes)
Distribution: net
Organization: UCSD 3bnet funtime lab.
Lines: 24

dr@ski.UUCP (David Robins) writes in article <237@ski.UUCP>:
>> ...
>> could make you swear off Applesoft forever, though!!!) If so, grit
>> your teeth and watch that sloooooooow video scroll by...
>
>...However, in reading the Softerm II manual, I find that most other
>80-column cards for the Apple use hardware scrolling, which I
>understand is MUCH faster, and able to keep up with higher-than 1200
>baud rates.  I think most of these other cards are normal-clot cards,
>rather than auxiliary-slot cards.  Since I haven't used these, I can't
>tell first-hand what the speed increase looks like.


The speed increase is wonderful.  My 80 column card scrolls in appox.
15 usec. (yes 15)  The display can't keep up with it.

It uses a Motorola 6845 display controller in it.  Just change two
words (two 16 bit addresses), and you're done.  


Jim Hayes, UCSD.
--
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