Embedian, Inc.
74
SMARC-iMX8MM Computer on Module User’s Manual
v. 1.2
The
I2C
interface
signals
are
exposed
on
the
SMARC
golden
finger
edge
connector
as
shown
below:
NXP
i.MX8M
Mini
CPU
SMARC
‐
iMX8MM
Edge
Golden
Finger
Net
Names
Note
Ball
Mode
Pin
Name
Pin#
Pin
Name
I2C_PM
E9
ALT0
I2C1_SCL__
I2C1_SCL
P121
I2C_PM_CK
I2C_PM_CK
Power
management
I2C
bus
clock
F9
ALT0
I2C1_SDA__
I2C1_SDA
P122
I2C_PM_DAT
I2C_PM_SDA
Power
management
I2C
bus
data
I2C_GP
E10
ALT0
I2C3_SCL__
I2C3_SCL
S48
I2C_GP_CK
I2C_GP_CK
General
purpose
I2C
bus
clock
F10
ALT0
I2C3_SDA__
I2C3_SDA
S49
I2C_GP_DAT
I2C_GP_DAT
General
purpose
I2C
bus
data
I2C_LCD
D10
ALT0
I2C2_SCL__
I2C2_SCL
S5/
S139
I2C_LCD_CK
I2C_LCD_CK
LCD
display
I2C
bus
clock
D9
ATL0
I2C2_SDA__
I2C2_SDA
S7/
S140
I2C_LCD_DAT
I2C_LCD_DAT
LCD
display
I2C
bus
data
I2C_CAM0
D10
ALT0
I2C2_SCL__
I2C2_SCL
S5
I2C_CAM0_CK
I2C_CAM0_CK
Camera
0
I2C
bus
clock
D9
ALT0
I2C2_SDA__
I2C2_SDA
S7
I2C_CAM0_
DAT
I2C_CAM0_
DAT
Camera
0
I2C
bus
data
I2C_CAM1
D13
ALT0
I2C4_SCL__
I2C4_SCL
S1
I2C_CAM1_CK
I2C_CAM1_CK
Camera
1
I2C
bus
clock
E13
ALT0
I2C4_SDA__
I2C4_SDA
S2
I2C_CAM1_
DAT
I2C_CAM1_
DAT
Camera
1
I2C
bus
data