I mean the ones like The Legend of Zelda that saved your game without the use of passwords. How was your game saved on the cartridge? Did it work the same way as an old floppy disk?
In: Technology
They would typically have battery backed ram.
Flash memory wasn’t a thing yet, but RAM was. Specifically SRAM which stores data as different transistors being activated/deactivated. It looses data without power so there would be a coin cell on the board to keep your saves.
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