COMe-mEL10 - User Guide Rev. 1.1
// 50
Pin
COMe Signal
Description
Type
Termination
Description
B14
SMB_DAT
SMBus bidirectional data line
I/O-3.3
PU 3.74 k
Ω
3.3 V
(S5)
B15
SMB_ALERT#
SMBus alert generates a SMI# or
wakes the system
I-3.3
PU 10 k
Ω,
3.3 V (S5)
B16
S
SATA transmit data pair 1
DP-O
AC Coupled on
Module
B17
SATA1_TX-
B18
SUS_STAT# /
ESPI_RESET
Suspend status /
eSPI Reset
O-3.3 /
O-1.8
PD 10 k
Ω
/
PD 76.8 k
Ω
Notifies LPC devices of.
imminent suspend /
-
B19
S
SATA receive data pair 1
DP-I
AC Coupled on
Module
B20
SATA1_RX-
B21
GND
Power Ground
PWR GND
B22
USB_SSTXO-
USB super speed transmit pair 0
DP-O
B23
US
B24
PWR_OK
Power OK from main power
supply
I-5T
PU 51 k
Ω
, 3.3 V
20 V protection circuit
implemented on module
B25
USB_SSTX1-
USB super speed transmit pair 1
DP-0
B26
US
B27
WDT
Indicates watchdog time-out
event has occurred
O-3.3
PD 10 k
Ω
B28
HDA_SDIN2
Audio Codec serial data input 2
I-3.3
NC
Not supported
B29
HDA_SDIN1
Audio Codec serial data input 1
I-3.3
B30
HDA_SDIN0
Audio Codec serial data input 0
I-3.3
B31
GND
Power Ground
PWR GND
B32
SPKR
Speaker output provides the PC
beep signal and is mainly
intended for debugging purposes
O-3.3
PD 20 k
Ω
in PCH PD is removed after reset
is de-asserted
B33
I2C_CK
I2C port clock output
O-3.3
PU 2.21 k
Ω
3.3 V
(S5)
B34
I2C_DAT
I2C port data I/O line
I/O-3.3
B35
THRM#
Input from off-module temp
sensor indicating an over-temp
situation
I-3.3
PU 10 k
Ω
,
3.3 V (S0)
B36
USB7-
USB 2.0 differential data pairs
port 7
DP-I/O
PD 14.25 k
Ω
to
24.8 k
Ω
B37
USB7+
B38
USB_4_5_OC#
USB overcurrent indicator port
4/5
I-3.3
PU 10 k
Ω
, 3.3 V
(S5)
B39
USB5-
USB 2.0 differential data pairs
port 5
DP-I/O
PD 14.25 k
Ω
to
24.8 k
Ω
B40
USB5+
B41
GND
Power Ground
PWR GND
B42
USB3-
USB 2.0 differential data pairs
port 3
DP-I/O
PD 14.25 k
Ω
to
24.8 k
Ω
B43
USB3+
B44
USB_0_1_OC#
USB overcurrent indicator port
0/1
I-3.3
PU 10 K
Ω
, 3.3 V
(S5)
B45
USB1-
USB 2.0 differential data pairs
port 1
DP-I/O
PD 14.25 k
Ω
to
24.8 k
Ω
B46
USB1+
B47
ESPI_EN#
Enable/disable ESPI-mode/LPC-
mode
I-3.3
PU 10 k
Ω
3.3 V
(S5)
B48
USB0_HOST_PRSNT
USB Host present on USB0
I-3.3
PD 100 K
Ω