Kontron ETXexpress-AI User Manual
Page 43
Kontron ETXexpress-AI User’s Guide
38
Pin
Signal
Description
Type
Termination Comment
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
B40
USB5+
USB Data+ Port #5 DP-I/O
B41
GND (Fixed)
Power Ground
PWR
-
-
B42
USB3-
USB Data- Port #3
DP-I/O
B43
USB3+
USB Data+ Port #3
DP-I/O
B44
USB_0_1_OC#
USB Overcurrent
Pair 0/1
I-3.3
B45
USB1-
USB Data- Port #1
DP-I/O
B46
USB1+
USB Data+ Port #1
DP-I/O
B47
EXCD1_PERST
#
PCIe Express Card
1 Reset
O-3.3
B48
EXCD1_CPPE#
PCIe Express Card
1 Request
I-3.3
B49
SYS_RESET#
Reset button input I-3.3
B50
CB_RESET#
Carrier Board
Reset
O-3.3
B51
GND (Fixed)
Power Ground
PWR
-
-
B52
PCIE_RX5+
PCIe 5 Receive
DP-I