Re: A89: Re: porting Z80 to 68k.....possible??


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Re: A89: Re: porting Z80 to 68k.....possible??




I do believe that he was talking about a true 'port' and not emulation.

-Miles Raymond      EML: m_rayman@bigfoot.com
ICQ: 13217756       IRC: Killer2        AIM: KilIer2 (kilier2)
http://www.bigfoot.com/~m_rayman/

----- Original Message -----
From: Niklas Brunlid <e96nbr@efd.lth.se>
To: <assembly-89@lists.ticalc.org>
Sent: Saturday, November 20, 1999 4:14 PM
Subject: Re: A89: Re: porting Z80 to 68k.....possible??

> Barring dynamic recompilation (or a true converter) the 10MHz 68000 simply
isn't
> fast enough to emulate a 6MHz Z80... but I welcome anyone to prove me
wrong =P
>
>  / Niklas Brunlid
> Check out Prosit for the TI-89 / TI-92+ at http://prosit.ticalc.org
> Random PQF Quote follows:
>
> "The significant owl hoots in the night."
>         -- (Terry Pratchett, Guards! Guards!)
>
> ----- Original Message -----
> From: <mxpxfifws@yahoo.com>
> To: <assembly-89@lists.ticalc.org>
> Sent: Saturday, November 20, 1999 10:02 PM
> Subject: re: A89: Re: porting Z80 to 68k.....possible??
>
> > Why is it crazy??  There are similar instructions on both processors,
the 68k
> has more
> > registers so you don't have to worry about running out, and the
languages are
> pretty much the
> > same (I've programmed in both and they are very similar).  I don't see
any
> difficulties except
> > for the memory locations which would be easily switched between calcs.
I
> dunno, maybe I'm
> > just stupid and I don't know anything about this, but from my POV, it
looks
> like a good idea.
> > Bryan Forbes
> >
> > > ** Original Subject: A89: Re: porting Z80 to 68k.....possible??
> > > ** Original Sender: "h4X0r" <haxor89@netzero.net>
> > > ** Original Date: Sat, 20 Nov 1999 12:51:47 -0800
> >
> > > ** Original Message follows...
> >
> > > You are on crack!  z80 to 68k is the craziest idea I've ever heard :)
> > >
> > > This would be a very impressive programming feat, IMHO.  I like alot
of the
> > > "classic" z80 games as well and would like to see this as well, but
> > > realistically this isn't going to happen (at least not very soon it
won't).
> > >
> > > --h4X0r
> > >
> > > ----- Original Message -----From: <mxpxfifws@yahoo.com>
> > > To: Assembly-89 <assembly-89@lists.ticalc.org>
> > > Sent: Saturday, November 20, 1999 12:43 PM
> > > Subject: A89: porting Z80 to 68k.....possible??
> > >
> > > > Hey guys,
> > > > I was just bummin around my tv room watchin a little football, a
french
> > > film (french
> > > > women are fine!!!!), and playing some games on my calc when it hit
me!  I
> > > had this vision of
> > > > porting Z80 games (from Usgard, Zshell, and other shells with tonz
of
> > > games) to the 68k
> > > > platform.  I know you're probably thinking "this guy is crazy", but
I
> > > think someone out there
> > > > might be able to port these games.  I mean, how hard could it be?
(that's
> > > a rhetorical
> > > > question).  I know it would be quite tedious to figure out which
RAM/ROM
> > > sections
> > > > correspond to the other on the calculators, but after you figure it
out,
> > > you could port all the
> > > > classics like Orunzanoid (my personal favorite.....but I'm not sure
if I
> > > spelled it right), M.C.
> > > > Mik 1 and 2, and all the other cool games!  If I could get some
feedback
> > > on this, I'd really
> > > > appreciate it.
> > > > Bryan Forbes
> > > > P.S.  No one ever replied to my keyboard post.  Is there any
possibility
> > > of a keyboard for
> > > > the TI-89?? J/W



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