Interruption mask

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tryphon
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Interruption mask

Post by tryphon » Fri Oct 24, 2014 11:12 pm

What's the meaning of interruption mask in the SR for the Megadrive ?

I understand it enables / disables interruptions from a corresponding level, but which interruptions correspond to which level ? In particular VBLANK and HBLANK ?

Gigasoft
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Post by Gigasoft » Fri Oct 24, 2014 11:45 pm

IRQ6: vblank
IRQ4: hblank
IRQ2: controller port TH pin

tryphon
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Post by tryphon » Sat Oct 25, 2014 9:29 pm

Thanks :)

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