F71882
connect this pin to SPI BIOS chip select pin.
Function B: When using two SPI Flashes for primary
and back up BIOS, please connect this pin to primary
BIOS chip select pin.
FANCTL4
OD12-5v
AOUT
I/OOD12t VSB
Fan 4 control output. This pin provides PWM
duty-cycle output or a voltage output.
General purpose IO.
61
GPIO12
SPI_MISO
INt5v
SPI master in/slave out pin.
FANCTL1_1
OD12-5v
Fan 1 control output. This pin provides PWM
duty-cycle open drain output for Intel 4-pin Fan.
62
63
GPIO13
I/OOD12t VSB
O12
General purpose IO.
SPI_MOSI
SPI master out/slave in pin.
BEEP
OD24
Beep pin.
GPIO14
I/OOD12t VSB
General purpose IO.
FWH_DIS
WDTRST#
SPI_CS1#
O12
OD12-5v
O12
Firmware hub disable
Watch dog timer signal output.
When using two SPI Flashes for primary and back up
BIOS, please connect this pin to back up BIOS chip
select pin.
67
OVT#
OD12-5v
VSB
Over temperature signal output.
6.7 ACPI Function Pins
Pin No.
Pin Name
GPIO15
LED_VSB
ALERT#
GPIO16
Type
PWR
Description
64
I/OOD12t VSB
OD12
OD12
General purpose IO.
Power LED for VSB.
Alert a signal when temperature over limit setting.
General purpose IO.
65
I/OOD12t VSB
LED_VCC
Turbo2#
PCIRST1#
GPIO20
PCIRST2#
GPIO21
PCIRST3#
OD12
INts5v
OD12
I/OOD12
O12
I/OOD12
O12
Power LED for VCC.
VID Turbo 2 enable control pin. (Patent Issue)
It is a output buffer of RSTCON# and LRESET#.
General purpose IO.
It is a output buffer of RSTCON# and LRESET#.
General purpose IO.
74
75
76
VSB
VSB
VSB
It is a output buffer of RSTCON# and LRESET#.
GPIO22
GPIO23
RSTCON#
I/OOD12
I/OOD12
OD12
General purpose IO.
77
VSB
General purpose IO. (Default)
RESET Connect# with 50ms debouce function, it
connects to reset button, and also other reset source
on the motherboard.
78
84
ATXPG_IN
GPIO24
PWROK
AIN
I/OOD12t
OD12
VSB
ATX Power Good input.
General purpose IO.
VBAT PWROK function, It is power good signal of VCC,
which is delayed 400ms (default) as VCC arrives at
-11-
May, 2008
V0.28P
FINTEK [ FEATURE INTEGRATION TECHNOLOGY INC. ]
