User Guide

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1.6 Appendix 1: Intel 82801DBM ICH4-M GPIO Definitions
MAINODCPUPERF#GPIO22
MAINGPOXGPIO21
MAINGPOSTOP_CPUGPIO20
MAINGPOSUSA#GPIO19
MAINGPOSTOP_PCIGPIO18
MAINGPOPIDE_OFF#GPIO17
MAINGPOSIDE_OFF#GPIO16
RESUME
RESUME
RESUME
RESUME
MAIN
MAIN
MAIN
MAIN
MAIN
MAIN
MAIN
MAIN
Power Plane
GPIWAKE_UP#GPIO13
GPISCI#GPIO12
GPISMBALERT#GPIO11
GPIEXTSMI#GPIO8
GPIKB_US/JP#GPIO7
GPIAGP_BUSY#GPIO6
GPIXGPIO5
GPIINT_PIRQG#GPIO4
GPIINT_PIRQF#GPIO3
GPI
GPI
GPI
GPIO Function
INT_PIRQE#
X
CRT_IN#
MUX Function
GPIO2
GPIO1
GPIO0
Pin Name
MAINGPIOSIDERST#GPIO43
MAINGPIOSPK_OFFGPIO42
MAINGPIOSIDEDETGPIO41
MAINGPIODEBIG_ENGPIO40
MAINGPIOMINIPCI_ACT#GPIO39
MAIN
MAIN
MAIN
MAIN
MAIN
MAIN
MAIN
RESUME
RESUME
RESUME
RESUME
MAIN
Power Plane
GPIOIDERST#GPIO38
GPIOICH_SIDE_IN#GPIO37
GPIOSIDE_IN#GPIO36
GPIOLCDID2GPIO35
GPIOLCDID1GPIO34
GPIOLCDID0GPIO33
GPIOWIRELESS_PD#GPIO32
GPIOXGPIO28
GPIOXGPIO27
GPIO
GPIO
O
GPIO Function
X
PCLKRUN#
X
MUX Function
GPIO25
GPIO24
GPIO23
Pin Name