Kempston Mouse Buttons: Difference between revisions
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{{Port | {{Port | ||
|Number=$FADF | |Number=$FADF | ||
|NumberDec=64223 | |||
|PortMask=%---- ---0 --0- ---- | |||
|ShortDesc=Reads buttons on Kempston Mouse. | |ShortDesc=Reads buttons on Kempston Mouse. | ||
|Readable=Yes | |Readable=Yes | ||
|Writable=No | |Writable=No | ||
|Subsystem=Input | |Subsystem=Input | ||
}} | }} | ||
{| class="wikitable" | {| class="wikitable" | ||
Revision as of 11:46, 4 May 2020
| Number | PortNumber::$FADF |
|---|---|
| Decimal | NumberDec::64223 |
| Short desc. | ShortDesc::Reads buttons on Kempston Mouse. |
| Bit Mask | PortMask::%---- ---0 --0- ---- |
| Readable | Readable::Yes |
| Writable | Writable::No |
| Subsystem | Subsystem::Input |
| Bit | Function |
|---|---|
| 7-4 | contains wheel-delta value (0..15) since previous read. |
| 3 | fourth button |
| 2 | middle button |
| 1 | left button |
| 0 | right button |