MMC5 Castlevania III - garbled castle first floor

Discuss emulation of the Nintendo Entertainment System and Famicom.

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colinvella
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Joined: Sun Jun 05, 2016 1:41 pm

Re: MMC5 Castlevania III - garbled castle first floor

Post by colinvella » Tue Jun 28, 2016 1:29 pm

It's finally working!! Turned out that the problem was the badly handled interrupt disable in the CPU code + some subtle problems with the MMC5 IRQ counter.

Thanks to all for the guidance.. I wouldn't have done it without you! :) :) :)

Screen shot running in x3 zoom with raster line filter on:
Image
Tile IDE and tile engine for XNA: http://tide.codeplex.com/
Fancy Fish Mod - Minecraft Mod: http://fancyfishmod.weebly.com/

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