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Pin
Signal
A23
PCIE_TX15-
A24
SUS_S5#
A25
PCIE_TX14+
A26
PCIE_TX14-
A27
BATLOW#
A28
SATA_ACT#
A29
RSVD
A30
RSVD
A31
GND
A32
RSVD
A33
RSVD
A34
BIOS_DIS0#/ESPI_SAF S
A35
THRMTRIP#
A36
PCIE_TX13+
A37
PCIE_TX13-
A38
GND
A39
PCIE_TX12+
A40
PCIE_TX12-
A41
GND
A42
USB2-
A43
USB2+
A44
USB_2_3_OC#
A45
USB0-
A46
USB0+
A47
VCC_RTC
A48
RSVD
A49
GBE0_SDP
A50
LPC_SERIRQ/ESPI_CS1 #
A51
GND
A52
PCIE_TX5+
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Description
PCI Express Lane 15 Transmit
-
Soft Off Indicator
PCI Express Lane 14
Transmit +
PCI Express Lane 14
Transmit -
Battery Low
Serial ATA activity LED
Reserved for future use
Reserved for future use
Power Ground
Reserved for future use
Reserved for future use
BIOS Selection Strap 0
Thermal Trip
PCI Express Lane 13 Transmit
+
PCI Express Lane 13 Transmit
-
Power Ground
PCI Express Lane 12
Transmit +
PCI Express Lane 12
Transmit -
Power Ground
USB 2.0 Data Pair Port 2 –
USB 2.0 Data Pair Port 2 +
USB Overcurrent Indicator
Port 2/3
USB 2.0 Data Pair Port 0 –
USB 2.0 Data Pair Port 0 +
Real-Time Clock Circuit
Power Input
Reserved for future use
Gigabit Eth. Controller 0 SW-
Definable Pin
Serial Interrupt Request
Power Ground
PCI Express Lane 5 Transmit
+
COMe-bID7 User Guide Rev. 1.2
Type
Termination / Comment
DP-O
AC Coupled on Module
O-3.3
-
DP-O
AC Coupled on Module
DP-O
AC Coupled on Module
I-3.3
PU 10k 3.3V (S5)
O-3.3
PU 10k 3.3V (S0)
NC
-
NC
-
PWR GND
-
NC
-
NC
-
I-3.3
PU 10k 3.3V (S5)
O-3.3
-
DP-O
AC Coupled on Module
DP-O
AC Coupled on Module
PWR GND
-
DP-O
AC Coupled on Module
DP-O
AC Coupled on Module
PWR GND
-
DP-I/O
-
DP-I/O
-
I-3.3
PU 10k 3.3V (S5);
Connected via 0R to USB_0_1_OC#
DP-I/O
-
DP-I/O
-
PWR 3V
Voltage range 2.0V to 3.3V (3.0V
Nominal)
NC
-
I/O-3.3 (S5)
-
I/OD-3.3
PU 8k2 3.3V (S0)
PWR GND
-
DP-O
AC Coupled on Module
// 50
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