Kontron COMe-cOHXX User Manual
Page 27
Kontron COMe-cOH2/COMe-cOH6 User’s Guide
www.kontron.com
22
Pin
Signal
Description
Type
Termination Comment
B11
GND (Fixed)
Power Ground
PWR
-
-
B12
PWRBTN#
Power Button Input
I-3.3
B13
SMB_CLK
SMBus Clock
O-3.3
B14
SMB_DAT
SMBus Data
IO-3.3
B15
SMB_ALERT#
SMBus Interrupt
IO-3.3
B16
SATA1_TX+
SATA 1 Transmit
Data+
DP-O
B17
SATA1_TX-
SATA 1 Transmit
Data-
DP-O
B18
SUS_STAT#
Imminent suspend
operation; used to
notify LPC
devices.
O-3.3
B19
SATA1_RX+
SATA 1 Receive
Data+
DP-I
B20
SATA1_RX-
SATA 1 Receive
Data-
DP-I
B21
GND (Fixed)
Power Ground
PWR
-
-
B22
SATA3_TX+
SATA 3 Transmit
Data+
DP-O
B23
SATA3_TX-
SATA 3 Transmit
Data-
DP-O
B24
PWR_OK
Power OK from
power supply
I-3.3
B25
SATA3_RX+
SATA 3 Receive
Data+
DP-I
B26
SATA3_RX-
SATA 3 Receive
Data-
DP-I
B27
WDT
Watchdog Timeout
O-3.3
B28
AC/HDA_SDIN
2
Audio CODEC Serial
Data In 2
I-3.3
B29
AC/HDA_SDIN
1
Audio CODEC Serial
Data In 1
I-3.3
B30
AC/HDA_SDIN
0
Audio CODEC Serial
Data In 0
I-3.3
B31
GND (Fixed)
Power Ground
PWR
-
-
B32
SPKR
Speaker Interface
O-3.3
B33
I2C_CK
I
2
C Clock
IO-3.3
B34
I2C_DAT
I
2
C Data
IO-3.3
B35
THRM#
Over Temperature
Indicator
I-3.3
B36
USB7-
USB Data- Port #7
DP-I/O
B37
USB7+
USB Data+ Port #7
DP-I/O
B38
USB_4_5_OC#
USB Overcurrent
Pair 4/5
I-3.3
B39
USB5-
USB Data- Port #5
DP-I/O