MiTAC 8170 1.3.8 ICH2 GPI/O Pin Define

8170 N/B MAINTENANCE

1.3.8 ICH2 GPI/O Pin Define

Pin Name	Signal Name	Power	Type	During	Immediately After	S1	S3	S4/S5	Description
				PCIRST#	PCIRST#
GPIO0	PULL-UP	+3.3VS	I	PC/PCI DEVICE		DRIVEN
GPIO1	PULL-UP	+3.3VS	I	PC/PCI DEVICE		DRIVEN
GPIO2	PULL-UP	+3.3VS	X	X	X	X	X	X	X
GPIO3	PULL-UP	+3.3VS	I	HIGH-Z	HIGH-Z	HIGH-Z
GPIO4	PULL-UP	+3.3VS	I	HIGH-Z	HIGH-Z	HIGH-Z
GPIO6	PULL-UP	+3.3VS	I	MAIN I/O
GPIO7	PULL-UP	+3.3VS	I
GPIO8	-SCI	+3.3VA	I						ACPIMODE-SCI
GPIO11	PULL-UP	+3.3VA	I	HIGH-Z	HIGH-Z	DEFINED	DEFINED	DEFINED
GPIO12	-EXTSMI	+3.3VA	I						DOS MODE -SMI
GPIO13	PULL-UP	+3.3VA	I
GPIO16	TP	+3.3VS	O	HIGH-Z	HI	HI	OFF	OFF
GPIO17	PULL-UP	+3.3VS	O	HIGH-Z	HI	HI	OFF	OFF
GPIO18	PULL-UP	+3.3VS	O	HI		DEFINED	OFF	OFF
GPIO19	-ENABKL_MASK	+3.3VS	O	HI	HI	DEFINED	OFF	OFF	MASK ENABLE
GPIO20	-CDROM_PWRON	+3.3VS	O	HI	HI	DEFINED	OFF	OFF	Control CDROM Power on
GPIO21	-HDD_PWRON	+3.3VS	O	HI	HI	DEFINED	OFF	OFF	Control HDD Power on
GPIO22	DRAMENA	+3.3VS	O	HIGH-Z	HIGH-Z	DEFINED	OFF	OFF	DRAM Data select
GPIO23	PULL-UP	+3.3VS	OD	LOW	LOW	DEFINED	OFF	OFF
GPIO24	-1394WR	+3.3VA	O	HIGH-Z	HI	DEFINED	DEFINED	DEFINED	1394EEPROM R/W
GPIO25	-PCIRST_MSK	+3.3VA	O	HIGH-Z	HI	DEFINED	DEFINED	DEFINED	MASK PCIRST
GPIO27	-GATE1394	+3.3VA	O	HIGH-Z	HI	DEFINED	DEFINED	DEFINED	RST CARD BOARD
GPIO28	SPK_OFF	+3.3VA	O	HIGH-Z	HI	DEFINED	DEFINED	DEFINED	OFF SPEAKER

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