Resource list – MSI IM-GM45 User Manual

Page 69

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4-7

Sy stem R esources

Resource List

ICH9 GPIO

Pin GPIO

Type Function

Power Description

GPIO1

I

IDE cable detect

3.3V

GPIO6

I

PCB version identify

3.3V

GPIO7

I

PCB version identify

3.3V

GPIO8

O

USB port power enable pin

1: enable USB port power

0:disable USB port power

3VSB

Set to 1 at S0,S3

Set to 0 at S4,S5

GPIO13 I

LPC_PME#

3VSB

For SIO PME#

GPIO27 O

Audio Amp volume control

Gain0

3.3V

GPIO28 O

Audio Amp volume control

Gain1

3.3V

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