Instead of finding a contemporary EEPROM chip to program, [Petri] decided on using a Flash chip. The original cartridge had a 16kB ROM chip, but the smallest parallel Flash chip he could find was ...

An NES cartridge in its most basic form is a surprisingly ... using a pair of 1 megabit Flash chips and emulating Nintendo’s DRM with an ATtiny microcontroller. In itself it’s an interesting ...