Fintek

Feature Integration Technology Inc.

F75373

Table of Contents

1

GENERAL DESCRIPTION ........................................................................................................................................................ 1

2

FEATURE ..................................................................................................................................................................................... 1

3

PIN CONFIGURATION .............................................................................................................................................................. 2

4

PIN DESCRIPTION..................................................................................................................................................................... 2

5

FUNCTIONAL DESCRIPTION ................................................................................................................................................. 4

5.1

5.2

5.3

5.3.1

Monitor Temperature from thermistor.................................................................................................................................. 6

5.3.2

Over Temperature Signal (OVT#) ........................................................................................................................................ 7

5.4

5.4.1

Fan speed count ................................................................................................................................................................... 7

5.4.2

Fan speed control................................................................................................................................................................. 8

5.4.3

Fan speed control mechanism.............................................................................................................................................. 9

5.4.4

FAN_Fault#.........................................................................................................................................................................11

5.5

SMI# ...................................................................................................................................................................................... 11

5.5.1

Temperature ........................................................................................................................................................................11

5.5.2

Voltage ............................................................................................................................................................................... 12

5.5.3

Fan ..................................................................................................................................................................................... 12

5.6

6

REGISTER DESCRIPTION ..................................................................................................................................................... 13

6.1

6.2

6.3

6.4

6.5

6.6

6.7

6.8

6.9

6.10

6.11