Software Specification
6-6
4. Specified Function Tables
The Specified Functions are controlled via General Purpose Pins of Chipsets, following tables
are the definition of The Functions which controlled via the GPIO pins of South-Bridge
(ICH6M).
Table 4-1. SB ICH6M GPIO Definition
GPIO# Definition I/O Active
Polarity
Description
7
S_GPI7
Input EC THRO_CPU
8
KBC_SCI#
Input Low Level SCI Event
12
S_GPI12
Input Detect LID level
13
EXTSMI#
Input Low Level SMI event
19
WLAN_LED#
Output High Level Wireless Lan LED
21
CAMERA_EN#
Output High Level Camera Enable
23
SPEAKER_EN#
Output Low Level Speaker Enable
24
MINICARD_EN
#
Output Low Level Minicard Enable
25
WLAN_ON#
Output Low Level Wireless Lan Enable
26
S_GPI26
Input Detect PCB Version
27
CARD_READE
R_EN#
Output Low Level Card Read Enable
28
MODEM_EN#
Output High Level Modem Enable
29
PCBVER0
Input Detect PCB Version
30
S_GPI30
Input Detect PCB Version
31
PCBVER1
Input Detect PCB Version
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