1 pmu08 gpio signal description, Software functional overview – FIC M296 User Manual
Page 65
Software Functional Overview
GPIO9 N.C.
-- --
--
GPIO10
MB_ID1
1
I
0 : Mother Board ID1 Select
1 : normal operation
GPIO11
PM_SLP_S10
1
O
0 : When system into S1
1 : normal operation
GPIO12
STPCPU0
1
O
0 : Stop CPU Clock
1 : normal operation
GPIO13 N.C.
-- --
--
GPIO14 SPDMUX0
1
O
SM BUS Select0
GPIO15 N.C.
-- --
--
GPIO16 N.C.
-- --
--
GPO17 N.C.
-- --
--
GPIO18
SPDMUX1
1
O
SM BUS Select1
GPIO19
ICH_SMBCLK 1 O
SM BUS Clock
GPIO20
ICH_SMBDATA
1
I/O
SM BUS Data
3.4.1 PMU08 GPIO Signal Description
PIN
Signal
I/O
Normal
Runtime / Wake event
Function
GPIOA0
LID#
I
LID Switch
Low = LCD Close.
GPIOA1 N.C.
X
GPIOA2
Mail LED#
O
Mail LED
Low = Mail Arrival
GPIOA3
QGSMI#
I
M38869M8
Low = Keyboard SMI
GPIOA4 PCMUTE#
O
Low = Mute PC
speaker
GPIOA5 PSTMSK#
O
Low = PCI Reset Mask,
Hi = PCI Reset Enable
GPIOA6 PCMRI#
I OZ711E0
Low = Ring Signal
from PCMCIA
GPIOA7 RI1#
I Serial
Port
Low = Ring Signal
from Serial Port
GPIOB0 N.C.
X
GPIOB1
GPRS_SWEN
A#
O
Low = GPRS Software
Enable
GPIOB2 N.C.
X
GPIOB3 PDCOM#
O MAX3243
Low = Power down
RS232
GPIOB4 N.C.
X
GPIOB5 N.C.
X
GPIOB6 PM_SLP_S1# I SIS961
Low = POS, STR and
STD suspend state
GPIOB7 PM_RI#
O SIS961
Low = Wake Up Event
(SMI or SCI)
GPIOC0 N.C.
X
FIC M295 / M296 Service Manual
3-15