[A83] Re: Interrupt troubles [83, Ion]
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[A83] Re: Interrupt troubles [83, Ion]
I've checked things a little further and it seems the interrupt-quit-code
outs to port *03h* and not *04h* as you would expect. Strange....
> >From: "Henk Poley" <HPoley@DDS.nl>
> >
> > > Van: Tijl Coosemans <tijlc@hotmail.com>
> > >
> > > To clarify: this deals about the 83- (not +)
> > > (Although I think it's about the same on the 83+.
> > > You only have to change port 03h by port 04h).
> >
> >???
> >
> >Why does it then work on VTI?
> >
> >Could this also be one of the things that let it crash
> >under a real Ti83+?
>
>I checked it again and the VTI debugger definetly said 'in a,(04h)' at
>0038h. So that means the interrupt mask on the 83+ is port 04h.
>Why it works on VTI, I have no idea. But it's not the first strange thing I
>heard about it.
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