Ask anything your want about Megadrive/Genesis programming.
Moderator: BigEvilCorporation
-
tryphon
- Very interested
- Posts: 316
- Joined: Sat Aug 17, 2013 9:38 pm
- Location: France
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
- Very interested
- Posts: 95
- Joined: Fri Jan 01, 2010 2:24 am
Post
by Gigasoft » Fri Oct 24, 2014 11:45 pm
IRQ6: vblank
IRQ4: hblank
IRQ2: controller port TH pin
-
tryphon
- Very interested
- Posts: 316
- Joined: Sat Aug 17, 2013 9:38 pm
- Location: France
Post
by tryphon » Sat Oct 25, 2014 9:29 pm
Thanks