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ColecoVision Different Bankswitching Scheme
Posted: Thu Jul 04, 2024 10:13 pm
by Pitou
Hello,
I did dump my Penguin Adventure cartridge and it uses a different scheme.
The way it seems to work is that it writes the bank number to $FFFD and then do a read on $C000 or $A000 (strobe chip select probably).
I did read from the connector and from the chip directly and files are the same
If anyone is interested, I can help.
I did play quickly with source code and compiled a rbf. However I'm not sure how to distinguish megacart from this one.
Thank you
Pitou!
Re: ColecoVision Different Bankswitching Scheme
Posted: Fri Jul 12, 2024 2:56 pm
by Pitou
I just found that in FinalBurn Neo the mapper is implemented. They call it "OCM"
Here: https://github.com/finalburnneo/FBNeo/c ... 20bcd9b847
Pitou!
Re: ColecoVision Different Bankswitching Scheme
Posted: Sun Jul 21, 2024 9:08 am
by 12characters
It would be nice to get the game working on MiSTer. Consider opening an issue on github with your findings.
Re: ColecoVision Different Bankswitching Scheme
Posted: Tue Jul 23, 2024 3:29 pm
by Pitou