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Would it help if i output very detailed information into a file and have you guys analyze it? For example, I would write a class to output all given string to a file on the HD and output all of the execution step by step into that. Maybe run it until i see it flash and restart drawing again, that wa...

Here is a log of output that i gathered from the emu, hope it helps. Maybe you can see something i cant? i removed a lot of the same thing like most of the CPU output. but did leave some in so you get a picture of what its like. Any comments is welcome. If its not enough let me know and i can post t...

But I think it's really strange that Megaman 3 works fine, but Super Mario 3 fails. EDIT : What i find even odder is that Megaman 3 does not have those messed up scanlines like the wiki says should have when selecting a boss. As for the rest, do you think i could be the PRG not being mapped correct...

Also make sure other possible sources of interrupts (like APU Frame IRQs or DMC) are separate too. What do you mean by separate? I have a flag at the CPU to detect interrupts when starting a new cpu opcode either NMI, IRQ etc. Also make sure that instructions like CLI or PLP check for interrupts to...

I have been reading this forums for quite some time and never go the courage to ask for help, but i have been working a couple months trying to fix a problem with the MMC 3 and cant figure it out. I would normally find help on this forums by searching for it but after reading many posts and unable t...