ADLINK Technology SMARC NXP LEC-IMX8M, User Manual

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ADLINK Technology Inc. LEC-iMX8M User’s Guide
Page 30 copyright © 2021 ADLINK Technology Inc.
Name Pin # Description I/O
Type I/O
Level Power
Domain PU / PD Comments
USB0+
USB0- P60
P61 USB differential data pairs for port 0 I/O
USB
USB Runtime From SOC
USB0_EN_OC# P62 USB over-current sense for port 0 I/O OD
CMOS 3.3Vsb /
3.3V
Runtime PU 10k Pulled low by Module OD driver to disable USB0 power. Pulled
low by Carrier OD driver to indicate over-current situation.
USB0_VBUS_DET P63 USB port 0 host power detection,
when this port is used as a device. I USB
VBUS 5V USB VBUS
5V Runtime Can be connected to a USB client port VBUS pin
USB0_OTG_ID P64 Input pin to announce OTG device
insertion on USB 2.0 port I
CMOS 3.3Vsb /
3.3V Runtime
USB1+
USB1- P65
P66 USB differential data pairs for port 1 I/O
USB
USB Runtime From USB HUB
USB1_EN_OC# P67 USB over-current sense for port 1 I/O OD
CMOS 3.3Vsb /
3.3V
Runtime PU 10k Pulled low by Module OD driver to disable USB0 power. Pulled
low by Carrier OD driver to indicate over-current situation.
USB2+
USB2- P69
P70 USB differential data pairs for port 2 I/O
USB
USB Runtime From USB HUB
US
USB2_SSRX- S74
S75 Receive signal differential pairs for
SuperSpeed on port 2 I
USB SS USB SS Runtime
US
USB2_SSTX- S71
S72 Transmit signal differential pairs for
SuperSpeed on port 2 O
USB SS USB SS Runtime
USB2_EN_OC# P71 USB over-current sense for port 2 I/O OD
CMOS 3.3Vsb /
3.3V
Runtime PU 10k Pulled low by Module OD driver to disable USB0 power. Pulled
low by Carrier OD driver to indicate over-current situation.
USB3+
USB3- S68
S69 USB differential data pairs for port 3 I/O
USB
USB Runtime From USB HUB
US
USB3_SSRX- S65
S66 Receive signal differential pairs for
SuperSpeed on port 3 I
USB SS USB SS Runtime