Interface cable between IO-48 Card and GameBoy Connector
| Gameboy | IO-48 Card | Gameboy | IO-48 Card |
1 |
+ 5V | 17 | 20 |
2 |
GND | 18 | 21 |
| 3 | 33 | 19 | 22 |
| 4 | 34 | 20 | 23 |
| 5 | 35 | 21 | 24 |
| 6 | 1 | 22 | 9 |
| 7 | 2 | 23 | 10 |
| 8 | 3 | 24 | 11 |
| 9 | 4 | 25 | 12 |
| 10 | 5 | 26 | 13 |
| 11 | 6 | 27 | 14 |
| 12 | 7 | 28 | 15 |
| 13 | 8 | 29 | 16 |
| 14 | 17 | 30 | + 5V |
| 15 | 18 | 31 | 36 |
| 16 | 19 | 32 | 49,50 & GND |
Important: Pins 49 and 50 must be connected to GND of the external powersupply
The Power Supply.
An external 5 Volt power supply is required to power the GameBoy cartridge. Connect the power supply to all blue pins. These Power pins do NOT exist on the IO-48 card.