----- Original Message -----
From: Roger Williams <mer02@xxxxxxxxxxxxx>
To: <stella@xxxxxxxxxxx>
Sent: Thursday, November 29, 2001 2:33 AM
Subject: Re: [stella] Poker solitaire source, versions 012 & 014
> It's a bit more subtle than that. Frying works by undervoltaging
> the chips, and different chips react differently to that. I think
> most of the effects come from RAM (the PIA) getting randomized
> or reset without the 6507 getting reset. The program charges
> happily along thinking it has good data, oblivious to the fact that
> its state has been trashed and it is interpreting garbage as data.
> (The fact that frying is so consistent would argue that the RAM
> is getting zeroed of $FF'ed, a condition which could be tested.
> Hmmmmmmm....)
Frying is a very cool feature ;-) Too bad I didn´t knew about it when I was
a child.
I guess you´re right, I´ve tested just a few games, but it looks like
zeroing all the ram produces the "fry" effect...
Bye,
Nicolás.
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