> With the help of Maarten and Jose Morente I fixed the bug at last.
> Indeed the MSX-MIDI was generating interrupts every 5ms and my program was
> expecting it at 16/20 ms.
>
> Instead of switching hooks, I fixed the bug with a simple lookup
> in the vdp status register, to check if the interrupt was indeed a VIRQ:
>
> IN A,(99h)
> AND A
> RET P
Does that work??? I think the VDP statusregister is being reset upon readout
in the MSX interrupt routine itself...
Anyways, relocating the hook to #FD9F is a much, much nicer solution I
think.
~Grauw
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