| E000 | 8K RAM |
| D000 | 4K I/O |
| C000 | 4K RAM |
| 8000 | 16K RAM |
| 4000 | 16K RAM |
| 0000 | 16K RAM |
|
| X | = DON'T CARE |
| 1 | = LOW |
| 0 | = HIGH |
| LORAM | = 1 |
| HIRAM | = 0 |
| GAME | = 1 |
| EXROM | = X |
OR
| LORAM | = 1 |
| HIRAM | = 0 |
| GAME | = 0 |
| EXROM | = 0 |
(THE CHARACTER ROM IS NOT ACCESSIBLE BY THE CPU IN THIS MAP)
|
|
This map provides 60K bytes of RAM and I/O devices. The user must
write his own I/O driver routines.
|
|
| E000 | 8K KERNAL ROM |
| D000 | 4K I/O |
| C000 | 4K RAM |
| 8000 | 16K RAM |
| 4000 | 16K RAM |
| 0000 | 16K RAM |
|
| X | = DON'T CARE |
| 1 | = LOW |
| 0 | = HIGH |
| LORAM | = 0 |
| HIRAM | = 1 |
| GAME | = 1 |
| EXROM | = X |
|
|
This map is intended for use with softload languages (including
CP/M), providing 52K contiguous bytes of user RAM, I/O devices,
and I/O driver routines.
|