Hi.
What's the port where the mouse delta value comes from?
(I guess there are two of them!?)
Ports
-
Pype.Clicker
- Member
- Posts: 5964
- Joined: Wed Oct 18, 2006 2:31 am
- Location: In a galaxy, far, far away
- Contact:
Re:Ports
http://www.osdev.org/osfaq2/index.php/MouseInput
I suppose you're talking about PS/2 mouse here, in which case, the datas come through the 8042's port: 0x60 and 0x64...
For COM (e.g. legacy serial) mice, they can be collected from the corresponding ports of the COMxx device (see your Indispensable PC hardware book or HelpPc to see where they are)
For USB, as usual, you cannot tell ...
I suppose you're talking about PS/2 mouse here, in which case, the datas come through the 8042's port: 0x60 and 0x64...
For COM (e.g. legacy serial) mice, they can be collected from the corresponding ports of the COMxx device (see your Indispensable PC hardware book or HelpPc to see where they are)
For USB, as usual, you cannot tell ...