Re: A86: LCD stuff
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Re: A86: LCD stuff
Heh... when you put the battery back in, the registers in the Z80 are reset
and it runs $0000. This is not an interrupt of any kind, just the standard
action of the Z80 when it gains power.
----- Original Message -----
From: Barcode [ASM86] <andycool2@hotmail.com>
To: <assembly-86@lists.ticalc.org>
Sent: Saturday, November 20, 1999 2:56 PM
Subject: Re: A86: LCD stuff
>
> > Yes the ti-86 has NO NMI's and di \ halt DOES lock lock calc :)
>
> Actually it doesn't. It just comes darn close. I
> proved this two years ago, by running a DI/HALT and
> then (with some fancy AAA removal) was able to bring
> the calculator back up, all memory intact, without
> ever touching the lithium.
> ----- My Reply ---------------------------------------
> I know I have thought the calc crashed because no
> matter what keys I pressed, it wouldn't do anything.
> But, when I removed a AAA and replaced it quickly,
> everything was there. Although, in some cases it did
> lose the program that crashed it. Is this the same
> thing.. the program somehow did a di \ halt?
>
> -Barcode (Andy D.)
> http://nft.cjb.net
>
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>
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