| layout | title | permalink |
|---|---|---|
page |
Q49003: Operation of InPort Chip Versions 1.00 and 1.10 Versus 1.20 |
/pubs/pc/reference/microsoft/kb/Q49003/ |
Article: Q49003
Version(s): 1.00 1.10 1.20
Operating System: MS-DOS
Flags: ENDUSER |
Last Modified: 19-MAR-1990
Versions 1.00 and 1.10 of the Microsoft Mouse InPort Chip operates in
the timer interrupt mode (mouse service routine interrupt occurs at a
fixed rate).
Version 1.20 of the InPort Chip operates in the data interrupt mode
(mouse service routine interrupt occurs whenever mouse data is
present).