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.
|