making game mmc rewrightable :posible?? - GSM-Forum

skedone · 01-13-2004, 17:44

high does anyone know how to make a MMN card (read - only) and turn it back to re-writable one

any help on subject would be nice

HONGXING · 01-18-2004, 11:26

I think not, because Game-MMC are manufactured in Mask-ROM process, the same way like Gameboy-Cartridges.

They contain a factory made ROM, which cannot be altered.
Just like OTP-ROM, but already etched in the factory.

01-13-2004, 17:44	#1 (permalink)
skedone No Life Poster Join Date: Dec 2001 Location: 127.0.0.0.1 Posts: 849 Member: 8133 Status: Offline Thanks Meter: 72	making game mmc rewrightable :posible?? high does anyone know how to make a MMN card (read - only) and turn it back to re-writable one any help on subject would be nice

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01-18-2004, 11:26	#2 (permalink)
HONGXING No Life Poster Join Date: Jul 2003 Location: Inside 8250 UART and 8086 CPU ;-) Posts: 1,024 Member: 33079 Status: Offline Thanks Meter: 2	I think not, because Game-MMC are manufactured in Mask-ROM process, the same way like Gameboy-Cartridges. They contain a factory made ROM, which cannot be altered. Just like OTP-ROM, but already etched in the factory.