Embedian, Inc.
154
SMARC-iMX8MM Computer on Module User’s Manual
v. 1.2
SMARC
Edge
Finger
I/O
Type
Power
Rail
Description
Pin#
Pin
Name
S151
CHARGING#
I
Strap
VDD_IO
Held
low
by
Carrier
during
battery
charging.
Carrier
to
float
the
line
when
charge
is
complete.
Pulled
up
on
Module.
Driven
by
OD
part
on
Carrier.
S149
SLEEP#
I
CMOS
VDD_IO
Sleep
indicator
from
Carrier
board.
May
be
sourced
from
user
Sleep
button
or
Carrier
logic.
Carrier
to
float
the
line
in
in
‐
active
state.
Active
low,
level
sensitive.
Should
be
de
‐
bounced
on
the
Module.
Pulled
up
on
Module.
Driven
by
OD
part
on
Carrier.
S148
LID#
I
CMOS
VDD_IO
Lid
open/close
indication
to
Module.
Low
indicates
lid
closure
(which
system
may
use
to
initiate
a
sleep
state).
Carrier
to
float
the
line
in
in
‐
active
state.
Active
low,
level
sensitive.
Should
be
de
‐
bounced
on
the
Module
Pulled
up
on
Module.
Driven
by
OD
part
on
Carrier.
