
Revision 1.0 July/16/1998
17
GL310MC PS/2 4D Mouse Controller
Contents
1. Features...........................................................................................................................................1
2. Pin Configuration.............................................................................................................................2
3. Scrolling control ..............................................................................................................................3
3.1 Wheel Scrolling Control (4 pulses for one move)....................................................................3
3.2 Wheel Scrolling Control (2 pulses for one move)....................................................................3
3.3 Button scrolling control...........................................................................................................4
3.4 GL310MC4D Series Selection Guide......................................................................................4
4. PS/2 Protocol...................................................................................................................................5
4.1 Electrical interface..................................................................................................................5
4.2 Byte transmission....................................................................................................................5
4.3 Output to host.........................................................................................................................6
4.3.1 Input from host............................................................................................................6
4.4 Power-on reset........................................................................................................................7
4.5 Command set..........................................................................................................................8
4.5.1 Standard PS/2 commands.............................................................................................8
4.5.2 Extended PS/2 commands for Microsoft IntelliMouse................................................ 10
4.6 Data reporting....................................................................................................................... 11
4.6.1 Default packet format................................................................................................ 11
4.6.2 Extended Microsoft IntelliMouse packet format......................................................... 12
5. Electrical Characteristics............................................................................................................... 13
6. Package ......................................................................................................................................... 14
7. Application Circuit......................................................................................................................... 15
7.1 Wheel Scrolling Mode.......................................................................................................... 15
7.2 Button Scrolling Mode.......................................................................................................... 16