Re: A86: new news to some old news to others

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Re: A86: new news to some old news to others


they were put there only for the future use of ASM programmers.  they are
never called in the ROM.  someone was thinking ahead???

    Kirk
    _@ibm.net

-----Original Message-----
From: Trey Jazz <joemama@minot.com>
To: assembly-86@lists.ticalc.org <assembly-86@lists.ticalc.org>
Date: Sunday, March 01, 1998 2:48 PM
Subject: Re: A86: new news to some old news to others


|
|well all were used at one time or another or else they wouldnt be there
|
|-----Original Message-----
|From: Kirk Meyer <_@IBM.net>
|To: assembly-86@lists.ticalc.org <assembly-86@lists.ticalc.org>
|Date: Sunday, March 01, 1998 12:56 PM
|Subject: Re: A86: new news to some old news to others
|
|
|>
|>actually, some of the calls probably aren't used.  for example, the
|>following calls on ROM page $0D are probably not used by the ROM:
|>_exec_assembly (for modules) and _install_asap (for installing the plug-in
|>functions)
|>
|>    Kirk
|>    _@ibm.net
|>
|>-----Original Message-----
|>From: Timothy Dixon <tdixon@fwi.com>
|>To: assembly-86@lists.ticalc.org <assembly-86@lists.ticalc.org>
|>Date: Sunday, March 01, 1998 9:29 AM
|>Subject: Re: A86: new news to some old news to others
|>
|>
|>|
|>|Ekauq wrote:
|>|
|>|> one thing i would love to know is if there is a way to remove the
|>original
|>|> programming of the ti-86 and overwrite it with a completely new os,
|>change the
|>|> ti-86 completely, since what we all use is an os in the first place.
|the
|>only
|>|> way i could see that you can't take it off is if the os is written in
|rom
|>and
|>|> protected (which is probably true).
|>|>
|>|> but the question remains, did ti use all of the rom calls, or just the
|>ones
|>|> that it wanted to for the 86.
|>|
|>|Presumably TI used all the ROM calls.  It would be silly of them to
|>|*write* this code and then not use it.  As far as removing it, the ROM
|>|calls are, naturally, in ROM and are therefore there to stay.  If you
|>|really want to dump all that stuff, I'd suggest getting some kits
|>|together and building yourself your own computer.
|>|
|>|And don't say it can't be done; remember the Apple I was a garage-based
|>|hack, before the days of highly integrated CPUs.  (Zilog sells Z80's
|>|with serial ports and parallel ports built in, for instance).
|>|
|>
|
|
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