Genesis repro PCB build your own carts!

It's a PCB for making Genesis / Megadrive games, with on-board save or without.
Supports ROM sizes 16mbit - 32mbit, using 27c160 and 27c322 chips.

This is the fixed revision that works fine with saving on big 32mbit games.

Stuff that you need

• 2x 10k resistors
• 1x 1k resistor
• 2x 1N4148 signal diodes
• 4x 0.1uf ceramic cap
• 1x 22uf electrolytic cap
• 1x 2N7000 N-Channel MOSFET, TO-92
• 1x 74LS139 OR 74HC139 DIP Package
• 1x 74LS74 OR 74HC74 DIP Package, Only needed for 32mbit games that have a save feature
• 1x 2032 battery with solder legs, most 2032 holders are supported but all doesn't fit height wise
• 1x SRAM 62256, 256k 8bit wide 5volt, both wide and slim packages are supported
• 1x 27c160 or 27c322 preprogrammed with game rom