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Opening po
ower switch t
to supply po
NOTE
You should
pay attenti
ion to the le
[1] for more
e details abo
document [
3.5.2. Ai
rplane Mo
ode
When the m
module ente
ers into airp
correlative w
with RF func
ction will be
Hardware:
The W_DIS
SABLE# pin
is pulled up
mode.
Software:
Command A
AT+CFUN p
provides the
UN=0: Minim
mum functio
AT+CFU
AT+CFU
UN=1: Full f
functionality
AT+CFU
UN=4: Airpla
ane mode. R
NOTES
1.
The W
W_DISABLE#
# control fu
comma
and AT+QCF
FG="airplan
2. The exe
ecution of AT
AT+CFUN co
3.6. Pow
wer Supp
ply
3.6.1. Po
ower Supp
ply Pins
EC25 provi
des four VB
BAT pins d
separate vo
oltage doma
ins for VBAT
VBAT_
_RF with two
o pins for mo
VBAT_
_BB with two
o pins for mo
The followin
ng table sho
ws the VBA
EC25-A_Us
E
All manuals and user guides at all-guides.com
ower to USB
B_VBUS will
evel match
shown in d
out EC25 pow
wer manage
plane mode
e, the RF fu
inaccessible
e. This mode
by default;d
driving it to lo
choice of th
he functiona
nality mode
;both USIM
mode (by d
default).
RF function
is disabled.
nction is di
sabled in fi
Refer to do
necontrol".
ommand will
not affect G
edicated to
connect w
T.
odule RF pa
rt.
odule baseb
and part.
AT pins and g
ground pins.
ser_ManualC
Confidentia
wake up the
e module.
dotted line b
between mo
odule and h
ement applic
cation.
unction does
s not work,
e can be set
t with the fo
llowing ways
ow level will
let the mod
dule enter int
lity level <fu
un>=0, 1, 4.
and RF fun
ction are dis
sabled.
irmware by
default. It
can be ena
] for details.
ocument [2]
GNSS functio
on.
with the exte
ernal power
.
al / Release
d
25 / 6
69
L
LTE Module
e
EC25-AU
ser Manua
al
host.Refer to
o
and all AT
T commands
s
s.
to airplane
abled by AT
T
supply. Th
here are two
o
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