GB Cartridge
This repository contains various PCB designs for Game Boy cartridges.
Board characteristics
The individual designs have the following characteristics:
| Board marking | ROM | RAM | RAM backup | Technology | Memory Bank Controller |
|---|---|---|---|---|---|
| ROM+RAM(+BATT) | 32 KiB | 8 KiB | external battery/capacitor | SMD | none |
| ROM+RAM+BATT | 32 KiB | 8 KiB | coin cell battery holder | SMD | none |
| ROM+RAM+BATT EVAL | 32 KiB | 8 KiB | external battery | THT | none |
| ROM+MBC+RAM+BATT | 1 MiB | 128 KiB | coin cell battery holder | SMD | 74xx ICs loosely imitating MBC5 |
So far, only ROM+RAM+BATT and ROM+RAM+BATT EVAL have been manufactured and only the ROM related functionality has been tested.