Re: A86: Re: Template Calls?

To: assembly-86@lists.ticalc.org
Subject: Re: A86: Re: Template Calls?
From: Dux Gregis <assets@eden.rutgers.edu>
Date: Sat, 21 Feb 1998 14:48:06 -0500
References: <3.0.5.32.19980221043339.0085e3a0@mail.acc.umu.se>
Reply-To: assembly-86@lists.ticalc.org




Jimmy Mårdell wrote:

> At 18:17 1998-02-20 -0700, you wrote:
> >
> >At $28CB (on ROM version 1.2) is a routine which places a call to any ROM
> >page.  It's format is:
> >    call $28CB
> >    .dw addr    ;address on
> >    .db page    ;this page
> >However, do not use this call because it may not be the same on all ROM
> >versions.  It is however essential in dissassembly etc.
>
> It's at $496F on ROM page $0D, but I'm not sure why anyone
> would use it, because you can't change the contents after
> the call... You could get the address to it, and put it in
> your own program, but that would still serve no purpose,
> since the function you call with that routine most likely
> is probably not at the same address on all ROM versions.

Could you explain exactly what this is and what it does?Btw, the call is $29d8
on ROM 1.3.

References:

Re: A86: Re: Template Calls?

From: Jimmy =?iso-8859-1?Q?M=E5rdell?= <yarin@acc.umu.se>