Re: A86: Re: new emulator

To: <assembly-86@lists.ticalc.org>
Subject: Re: A86: Re: new emulator
From: "Eric Greening" <littlbit@txcyber.com>
Date: Tue, 21 Dec 1999 20:24:44 -0800
Reply-To: assembly-86@lists.ticalc.org

Yeah, I thought so.  Just like the TI series, some (well, most) have a z80
and a couple have an m68k.

Eric Greening
-----Original Message-----
From: Jeanne9005@aol.com <Jeanne9005@aol.com>
To: assembly-86@lists.ticalc.org <assembly-86@lists.ticalc.org>
Date: Tuesday, December 21, 1999 6:11 PM
Subject: Re: A86: Re: new emulator


>
>Actually, it depends on the Palm.  Where I work, all the people in my Dept.
>have a Palm, one of each version, I to VII.  The first 3 (I think) uses the
>z80, the next 3 (I think) use the m68K, and the Palm VII uses an old x86 (I
>think)...
>
>Glen
>tutorial1.cjb.net
>
>In a message dated 12/21/99 8:24:48 PM Eastern Standard Time,
>littlbit@txcyber.com writes:
>
><<
> I thought it was a m68k?  That's what I've heard.
>
> Eric Greening
> -----Original Message-----
> From: Kirk Meyer <kirkmeyer@bigfoot.com>
> To: assembly-86@lists.ticalc.org <assembly-86@lists.ticalc.org>
> Date: Tuesday, December 21, 1999 5:19 PM
> Subject: Re: A86: Re: new emulator
>
>
> >
> >Oi! That's different! =)
> >
> >Isn't the processor in the Palm III a Z80? (I thought it was.) If it is,
> why
> >are you working on an emulator? All you would need to do is handle the
> ports
> >(i.e., lcd, keyboard). Now of course I may be wrong, it may just be the
> >original Palm Pilot that had a Z80. In any case, how are you testing your
> >Z80 core on the computer when the computer has an x86? If Palm III has
x86,
> >I wrote a Z80 core in pure asm that you can look at (if nothing else, for
> >comparison)...
> >
> >----- Original Message -----
> >From: Liyang Hu <liyang@liyang.freeserve.co.uk>
> >To: TI-Emu ML <ti-emulator@lists.ticalc.org>; TI-86 Asm ML
> ><assembly-86@lists.ticalc.org>
> >Sent: Tuesday, December 21, 1999 2:07 PM
> >Subject: RE: A86: Re: new emulator
> >
> >
> >> Oh well, I might as well tell you about it - I'm writing the emu for my
> >Palm
> >> III.
> >> I think I have most of the core logic bits done (On the PC, that is.
> It'll
> >> be ported over to the Palm as soon as I figure out how the keyboard
> >works),
> >> but I have problems implementing the keyboard handler - I'm using
TI86Emu
> >> (the one written in C++ builder) as my only debugging tool / reference.
> >Note
> >> however that I do not want a cycle-perfect emulation of the core, I
want
> >it
> >> to be as fast as possible. My problem is this - my Z80 core deviates
from
> >> TI86Emu whenever I'm going through the keyboard code (although that's
> >kinda
> >> expected), but the keyboard handling stuff isnt quite working. I'm not
> >> really sure if it's my handler code or whether I'm misimplementing some
> >> opcode somewhere... I was hoping for something that will test the Z80
> >core,
> >> not my keyboard handler :)
> >>
> >> nb: the emu works to the point where I have a flashing cursor sitting
> >there
> >> at the home screen... if only the keyboard works...
> >> --
> >>  /*\-------------------------.   .----------------------------.
> >> |    Liyang Hu aka DenseBoy   \ /   __pikachu ICQ # 39391385   \
> >> |     http://www.nerv.cx/      |    <denseboy@41t4v!5t4.n3t>    |
> >> +------------------------------+--------------------------------+
> >> |  The subspace W inherits the other 8 properties of V.         |
> >> |    And there aren't even any property taxes.                  |
> >> |      -- J. MacKay, Mathematics 134b                           |
> >> |   -----------------------------------------------------------/
> >>  \*/ /*  get my public key at http://www.nerv.cx/liyang.asc  */
> >>     /*   decode the l33t-speak in my address to email me!   */
> >> >>
>
>