EDM1-IMX6 HARDWARE MANUAL
– VER 1.00 – NOV 14 2019
Page
45
of
80
Table 20 - USB Host Signal Description
EDM
PIN
i.MX6
BALL
PAD NAME
Signal
V
I/O
Description
139
R1
GPIO_17
GPIO7_IO12
USB
O
Universal Serial Bus carrier
board hub reset pin
165
J20
EIM_D30
USB_H1_OC
3V3
I
Over current detect input pin
to monitor USB power over
current
179
F10
USB_H1_DN
USB_H1_DN
3V3
I/O
Universal Serial Bus
differential pair negative
signal
181
E10
USB_H1_DP
USB_H1_DP
3V3
I/O
Universal Serial Bus
differential pair positive signal
183
D10
USB_H1_VBUS
USB_H1_VBUS
5V
I/O Universal Serial Bus power
Table 21 - USB OTG Signal Description
EDM
PIN
i.MX6
BALL
PAD NAME
Signal
V
I/O
Description
141
T2
GPIO_9
GPIO1_IO09
3V3
I
Over current detect input pin
to monitor USB power over
current
155
T4
GPIO_1
USB_OTG_ID
3V3
I
Universal Serial Bus On-The-
Go detection signal
157
A6
USB_OTG_DP
USB_OTG_DP
3V3
I/O
Universal Serial Bus
differential pair positive signal
159
B6
USB_OTG_DN
USB_OTG_DN
3V3
I/O
Universal Serial Bus
differential pair negative
signal
161
E9
USB_OTG_
VBUS
USB_OTG_
VBUS
5V
I/O Universal Serial Bus power
163
E23
EIM_D22
USB_OTG_PWR
USB
O
Universal Serial Bus power
enable
NOTE: While using USB OTG in USB HOST mode. The USB2_OTG_ID pin (EDM pin 155) should have a
pull-down resistor to GND.