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3.2 Game Boy Memory
Saku Kaarakainen edited this page Aug 22, 2016
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3 revisions
3.2 Memory
- Main RAM: 8K byte
- Video RAM: 8K byte
| Addresses | Description |
|---|---|
| FFFF | Interrupt Enable Flag |
| FF80 - FFFE | Zero Page - 127 bytes |
| FF00 - FF7F | Hardware I/O Registers |
| FEA0 - FEFF | Unusable Memory |
| FE00 - FE9F | OAM - Object Attribute Memory |
| E000 - FDFF | Echo RAM - Reserved, Do Not Use |
| D000 - DFFF | Internal RAM - Bank 1-7 (switchable - CGB only) |
| C000 - CFFF | Internal RAM - Bank 0 (fixed) |
| A000 - BFFF | Cartridge RAM (If Available) |
| 9C00 - 9FFF | BG Map Data 2 |
| 9800 - 9BFF | BG Map Data 1 |
| 8000 - 97FF | Character RAM |
| 4000 - 7FFF | Cartridge ROM - Switchable Banks 1-xx |
| 0150 - 3FFF | Cartridge ROM - Bank 0 (fixed) |
| 0100 - 014F | Cartridge Header Area |
| 0000 - 00FF | Restart and Interrupt Vectors |