F81866A
Power LED for VSB.
General purpose IO.
Power LED for VCC.
LED_VSB
GPIO11
OOD12,5V
I/OOD12st,5v
OOD12,5V
66
67
I_VSB3V
LED_VCC
I2C Interface CLOCK pin. Clock output for AMD TSI
& Intel PCH (IBX Peak).
SCL
GPIO12
IRTX
Ilv/OD12st, 5v
General purpose IO.
I/OOD12st,5v I_VSB3V
O12
SIR Data Infrared Transmitter Output. UART 6 can’t
be used if this function is valid.
I2C Interface DATA pin. AMD TSI & Intel PCH (IBX
Peak) data pin.
SDA
GPIO13
IRRX
Ilv/OD12st, 5v
General purpose IO.
68
I/OOD12st,5v I_VSB3V
INst,5v
SIR Data Infrared Receiver input. UART 6 can’t be
used if this function is valid.
GPIO14
I/OOD12st,5v
General purpose IO.
Power on trapping: ATX emulates AT function
1: ATX mode (Default, internal pull high 47kΩ).
0: AT mode.
69
70
74
I_VSB3V
INt,5v
ATX_AT_TRAP
WDTRST#
GPIO15
OD12,5v
I_VSB3V
I/OOD12st,5v
Watch dog timer signal output.
General purpose IO.
Generated PME event. It supports the PCI PME#
interface. This signal allows the peripheral to request
the system to wake up.
PME#
OD12,5v
I_VSB3V
GPIO65
ATXPG_IN
GPIO21
I/OOD12st,5v
General purpose IO.
INst,5v
ATX Power Good input.
77
78
I_VSB3V
I/OOD12st,5v
General purpose IO.
PWSIN#
GPIO22
INst,5v
Main power switch button input.
General purpose IO.
I_VSB3V
I/OOD12st,5v
Panel Switch Output. This pin is low active and pulse
output. It is power on request output#.
General purpose IO.
PWSOUT#
OD12,5V
79
80
81
I_VSB3V
GPIO23
S3#
I/OOD12st,5v
INst,5v
S3# Input is Main power on-off switch input.
General purpose IO.
I_VSB3V
I/OOD12st,5v
GPIO24
Power supply on-off control output. Connect to ATX
power supply PS_ON# signal.
PS_ON#
GPIO25
OD12,5v
I_VSB3V
I/OOD12st,5v
General purpose IO.
PWOK function, It is power good signal of VCC,
which is delayed 400ms (default) as VCC arrives at
2.8V.
PWOK
GPIO26
OD12,5V
VBAT
82
83
86
I/OD12st,5v
General purpose IO.
Resume Reset# function, It is power good signal of
3VSB, which is delayed 66ms as 3VSB arrives at
2.8V.
RSMRST#
GPIO27
OD12,5V
VBAT
I/OD12st,5v
General purpose IO.
It is power good signal of 5VSB which is delayed
66ms as 5VSB arrives at 4.4V. Couple this pin to
PCH when system supports Intel DSW state function.
General purpose IO.
DPWROK
GPIO66
OD12,5v
VBAT
I/OD12st,5v
24
Jan, 2012
V0. 12P
FINTEK [ FEATURE INTEGRATION TECHNOLOGY INC. ]
