F81865
Power supply on-off control output. Connect to ATX
81
PS_ON#
OD12-5v VSB power supply PS_ON# signal.
GPIO25
I/OOD12t
General purpose IO.
PWROK function, It is power good signal of VCC,
82
PWROK
OD12
which is delayed 400ms (default) as VCC arrives at
VBAT
2.8V.
GPIO26
I/OOD12t
General purpose IO.
Resume Reset# function, It is power good signal of
83
RSMRST#
OD12 VBAT VSB, which is delayed 66ms as VSB arrives at 2.8V.
GPIO27
I/OOD12t
General purpose IO.
6.9 KBC Function
Pin No.
34
Pin Name
KBRST#
35
GA20
63
KDATA
64
KCLK
61
MDATA
62
MCLK
Type
PWR
OD16,u10,5V VCC
OD16,u10,5V VCC
I/OD16t,5V
I/OD16t,5V
I/OD16t,5V
I/OD16t,5V
VSB
VSB
VSB
VSB
Description
Keyboard reset. This pin is high after system reset.
Internal pull high 3.3V with 10k ohms.
Gate A20 output. This pin is high after system reset.
Internal pull high 3.3V with 10k ohms.
PS/2 Keyboard Data.
PS/2 Keyboard Clock.
PS/2 Mouse Data.
PS/2 Mouse Clock.
6.10 RTC Function
Pin No.
86
Pin Name
RTC_X1
Type
AIN
87
RTC_X2
AOUT
PWR
RTC_
VBAT
RTC_
VBAT
Description
RTC 32.768KHz crystal input.
RTC 32.768KHz crystal output.
19
May, 2010
V0.28P