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Justin Paulin

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Tag: repros

Posted on July 21, 2013May 4, 2014 by Justin Paulin

Dumping 27C301 EPROMs (Or, How To Build A 27C301 to 27C010 Adapter)

I recently purchased several EPROM prototypes for the original Game Boy. After finding that some of the cartridges had differences from the final versions of the game, I attempted to dump them for preservation purposes before they fell victim to “bit rot“, but was thwarted by an EPROM type incompatible with my shitty Willem programmer. Read More…

Posted on December 16, 2012March 15, 2013 by Justin Paulin

Why (Cheap) N64 Reproductions Won’t Be Possible

Here’s a mapper-based NES game: You have your ROMs (2 big chips on the top left), CIC (anti-piracy chip – on the top-right), memory mapper (bottom left square chip), and WRAM (bottom right chip). The NES reads the game off of the ROM chips by calling the data it needs from the correct memory banks. Read More…

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Hi! I'm Justin, a fourth-year Computer Engineering student at the University of Waterloo, in Ontario, Canada.

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