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COM Express
™
PORTWELL PCOM-B700G User's Guide
Copyright © PORTWELL 2018 PCOM-B700G User's Guide
43
B38
GND
GND
-
-
-
-
-
B39
PC
PCI Express Differential Receive
Pairs
I
PCIE
AC coupled off Module
-
-
B40
PCIE_RX12-
PCI Express Differential Receive
Pairs
I
PCIE
AC coupled off Module
-
-
B41
GND(FIXED)
GND(FIXED)
-
-
-
-
-
B42
USB3-
USB differential pairs, channels 3.
All USB ports except USB7, if
implemented, shall be host ports.
I/O
USB
3.3V Suspend / 3.3V
-
-
B43
USB3+
USB differential pairs, channels 3.
All USB ports except USB7, if
implemented, shall be host ports.
I/O
USB
3.3V Suspend / 3.3V
-
-
B44
USB_0_1_OC#
USB over-current sense, USB
channels 0 and 1. A pull-up for this
line shallbe present on the Module.
Do not pull this line high on the
Carrier Board
I
CMOS
3.3V Suspend / 3.3V
PU 10
kohm to
3VSB
-
B45
USB1-
USB differential pairs, channels 1.
All USB ports except USB7, if
implemented, shall be host ports.
I/O
USB
3.3V Suspend / 3.3V
-
-
B46
USB1+
USB differential pairs, channels 1.
All USB ports except USB7, if
implemented, shall be host ports.
I/O
USB
3.3V Suspend / 3.3V
-
-