
3.3The I/O Address Map
The I/O address of
of
Address | Read | Write |
Wbase+0 | RESET\ control register | Same |
Wbase+2 | Aux control register | Same |
Wbase+3 | Aux data register | Same |
|
|
|
Wbase+5 | INT mask control register | Same |
Wbase+7 | Aux pin status register | Same |
Wbase+0x2a | INT polarity control register | Same |
|
|
|
Wbase+0xc0 | read Port0 | write Port0 |
Wbase+0xc4 | read Port1 | write Port1 |
Wbase+0xc8 | read Port2 | write Port2 |
Wbase+0xcc | read configuration | Port0~Port2 configuration |
Wbase+0xd0 | read CON2 Low byte | write CON1 Low byte |
| (only for | (only for |
Wbase+0xd4 | read CON2 high byte | write CON1 high byte |
| (only for | (only for |
Note. Refer to Sec. 3.1 for more information about wBase.