Re: A83: OT: Off topic, but interesting
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Re: A83: OT: Off topic, but interesting
Linus Akesson wrote:
> In accordance with the prophecy, Nathan Gaylinn uttered:
>
> > Linus Akesson wrote:
>
> >> In accordance with the prophecy, Nathan Gaylinn uttered:
> >>
> >>> Is it possible to have a rom chip w/ the same i/o set up as the ram chip
> >>> in a TI calc? What changes would have to be made? I know this is out
> >>> there, but the implications are wonderful, a plug in cartridge w/ an
> >>> entire calc's ram stored in it permanently! Is this possible? Has this
> >>> been considered before? I want input. What do you guys think?
> >>
> >>> --
> >>> "What, behind the rabbit?"-King Arthur
> >>> The Heat Index Nathang@firstva.com
> >>> http://users.firstva.com/Nathang
> >>> (\\_
> >>> o(_;
> >>
> >> Am I getting this right? Are you suggesting a ROM chip for $8000-$ffff?
> >> Because how would you be able to use your calc without RAM? And even if you
> >> had RAM installed at all the fixed RAM locations and ROM in user space, you
> >> wouldn't be able to calculate anything on the home screen, because where
> >> would the input buffer go? And the floating point / operator stacks?
> >>
> >> "Memory is necessary for all operations of reason."
> >> -- Blaise Pascal
> >>
> >> Linus
> >> -=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=
> >> "Television has changed the American child from in irresistable force
> >> into an immovable object."
> >> -- Laurence J. Peter
> >> -=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=
> >> lairfight@softhome.net, visit http://linusworld.cjb.net (PGP key available).
>
> > No, that's not quite what I mean. I know the calc needs the ram, what I am
> > suggesting is completely replacing the ram chip w/ a comparable rom chip (if one
> > exists) so that all the normal functions of the ram are carried out on the new
> > rom and all the normal old rom functions still happen on the old rom. I have NO
> > idea if this is possible, so don't go yelling at me saying "You can't do that!"
> > Because I just don't know, it's just a thought.
>
> Well, I wasn't yelling, really... =) But are you refering to some kind of
> non-volatile RAM? A chip with, say, 32 different banks of 32kb RAM, one of
> which can be available to the calc at a time. Then you'd be able to turn off
> your calc and switch to another bank. You wouldn't be able to share or
> transfer anything between the banks through the calculator though, you'd have
> to link cable transfer stuff into the correct bank every time.
>
> Linus
> ----------------------------------------------------------------------------
> He may look like an idiot and talk like an idiot but
> don't let that fool you. He really is an idiot.
> -- Groucho Marx
> ----------------------------------------------------------------------------
> lairfight@softhome.net, visit http://linusworld.cjb.net (PGP key available).
That is EXACTLY what I'm talking about! I just don't know if it will work!
--
"What, behind the rabbit?"-King Arthur
The Heat Index Nathang@firstva.com
http://users.firstva.com/Nathang
(\\_
o(_;
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