RE: A85: TI-85 Routine pointers

To: "'assembly-85@lists.ticalc.org'" <assembly-85@lists.ticalc.org>
Subject: RE: A85: TI-85 Routine pointers
From: Dines Christy Justesen <c958362@student.dtu.dk>
Date: Mon, 28 Sep 1998 18:43:51 +0200 (METDST)
Delivered-To: assembly-85-outgoing@towerguard.unix.edu.sollentuna.se
In-Reply-To: <01BDE7E4.D4809C00@RichardLewis>
Reply-To: assembly-85@lists.ticalc.org

The pointers might not be listed in TI-RAM, but i thought they were. Just
do a search for JP (HL), and have a look at the code.

DInes

__________________________________________

Dines Justesen
Email: c958362@student.dtu.dk
WWW  : http://www.student.dtu.dk/~c958362/
__________________________________________

On Thu, 24 Sep 1998, Richard Owen Lewis wrote:

> 
> I can't find them  TI-RAM.TXT was no help.  Are you sure they are listed in 
> TI-RAM.txt?
> 
> On the part about the ROM page, you did mean a byte after each pointer, 
> right?
> 
> ----------
> From: 	Dines Christy Justesen[SMTP:c958362@student.dtu.dk]
> Sent: 	Thursday, September 24, 1998 10:15 AM
> To: 	'assembly-85@lists.ticalc.org'
> Subject: 	Re: A85: TI-85 Routine pointers
> 
> 
> I can not remember the exact address. but it is not hard to find. The
> pointers are all listed in TI-RAM.TXT (as pointers), and they are placed
> just after the text mem (i think). There are app. 8 pointers followed by a
> byte (which is the ROM page used when calling the pointers. If you look at
> the beginning of the ROM you will see that there are some function which
> loads HL with the value of one of these pointers, and then makes a JP
> (HL).
> 
> The only pointer which has been used is the first one which points to the
> function which handles key presses.
> 
> Dines
> 
> __________________________________________
> 
> Dines Justesen
> Email: c958362@student.dtu.dk
> WWW  : http://www.student.dtu.dk/~c958362/
> __________________________________________
> 
> On Wed, 23 Sep 1998, Richard Owen Lewis wrote:
> 
> >
> > On the TI-82 there are a bunch of pointers (In the RAM) that point to 
> routines in the ROM, like the one that points to the Keyboard Handler.
> >
> > The TI-85 has them, too.  One of the ti-82 guys tested out his idea for 
> an 82 shell, on an 85.
> >
> > Does anybody know where any of these are?  You could do some interesting 
> things on an 85 with them.
> >
> >
> >
> 
> 
> 
> 
> 
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> end
> 
> 
>
References:
RE: A85: TI-85 Routine pointers
From: Richard Owen Lewis <richardlewis@cedarcity.net>