Airplane Mode; Power Supply Pins - Quectel EC25 series User Manual

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