[A83] Re: VTI interrupt emulation


[Prev][Next][Index][Thread]

[A83] Re: VTI interrupt emulation



Haha, good work.  I didn't think anything was wrong with that 
majorly.

corey

> 
>> > > program for the TI-83 that uses interrupt mode 2, but a 
HALT
> instruction
>> > > freezes the virtual calc!  Or maybe, is this something that 
needs
>> > > to
> be
>> > > fixed or implemented for VTI v3.0 (ahem, Corey)?  I would 
rather
>> > > not
>> > I have no such problems - halt works perfectly for timing. 
The only
> thing
>> > that gives me some headache is that the frequency is 
different from
>> > the real value, so the program runs slower on VTI.
>> Are you emulating a TI-83, and using interrupt mode 2?
> 
> Never mind, I solved it.  I needed to enable interrupts at the 
end of
> my interrupt routine.





References: