Embedian, Inc.
75
SMARC-iMX8MM Computer on Module User’s Manual
v. 1.2
Note:
All
I2C
bus
and
are
operated
at
1.8V.
The
slave
devices
and
their
address
details
are
listed
in
the
following
table:
#
Device
Description
Address
(7
‐
bit)
Address
(8
‐
bit)
Notes
Read
Write
I2C_PM
(I2C1)
Bus
1
Pericom
PI6CFGL201BZDIE
PCIe
Gen
1
‐
2
‐
3
Clock
Generator
0x68
0xD1
0xD0
Clock
Generator
for
PCIe
Lane
A
2
ROHM
BD71847MWV
‐
E2
PMIC
0x4B
0x01
0x00
PMIC
3
Seiko
S
‐
35390A
Real
‐
time
clock
IC
0x30
0x61
0x60
Real
‐
Time
Clock
I2C_GP
1
On
Semiconductor
CAT24C32
EEPROM
0x50
0xA1
0xA0
General
purpose
parameter
EEPROM,
Serial
number,
etc
in
PICMG
EEEP
format
I2C_LCD
1
TI
SN65DSI84
MIPI_DSI
to
LVDS
Bridge
0x2C
0x59
0x58
MIPI_DSI
to
LVDS
Bridge
IC
Note:
On
‐
module
EEPROM
has
been
moved
from
I2C_PM
to
I2C_GP
at
SMARC
2.0
specification
.