Microsoft KB Archive/49003

= Operation of InPort Chip Versions 1.00 and 1.10 Versus 1.20 =

Article ID: 49003

Article Last Modified on 10/3/2003

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APPLIES TO


 * Microsoft Mouse Driver 9.1 Standard Edition
 * Microsoft Mouse Driver 7.04 Standard Edition
 * Microsoft Mouse Driver 8.2 Standard Edition
 * Microsoft InPort Mouse 1.0

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This article was previously published under Q49003



SUMMARY
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).

This information applies to the Microsoft InPort Mouse, versions 1.00, 1.10, and 1.20.

Additional query words: in port in-port mice

Keywords: KB49003

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