Re: A86: Tamagotchi?
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Re: A86: Tamagotchi?
TGaArdvark@aol.com wrote:
> > The Z80 is NOT executing instructions when the calculator
> > is "off"; it is stopped on a HALT instruction, and the
> 200-times-per-second
>
> > interrupts are disabled. (I'm not sure whether the device that
> generates
> > the interrupts is disabled or whether the processor is put into a
> mode in
> > which it ignores the interrupts without executing instructions).
>
> No, actually the interrupts are NOT disabled. If they were, the
> calculator
> would not be coming back on. If you read your Z80 manual, you would
> notice that the only way to terminate HALT is with interrupts. Adding
> a few lines to the interrupt handler would not take up that much
> current.
here's what I say.....Tomagotchi's are approx $16....just go buy
one....
there....isnt that a MUCH simpler solution....
if you want to do it just to see if could be done then that is ok,
but it you want to do it o have a tomagotchi....like i said, go buy
one.
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