Quectel EC25 series User Manual

Opening p
o
You should
document
[
3.5.2. Ai
When the
m
correlative
w
Hardware:
The W_DI
S
mode.
Software:
Command
A
 AT+CF
U
 AT+CF
U
 AT+CF
U
1. The
W
comm
a
2. The ex
e
3.6. Po
w
3.6.1. P
o
EC25 provi
separate v
o
 VBAT
_
 VBAT
_
The followi
n
NOTES
NOTE
E
o
wer switch
t
pay attent
i
[
1
]
for mor
e
rplane M
o
m
odule ent
e
w
ith RF fun
c
S
ABLE# pin
A
T+CFUN
p
U
N=0: Mini
m
U
N=1: Full
f
U
N=4: Airpl
a
W
_DISABLE
#
a
nd AT+QC
F
e
cution of
AT
w
er Sup
p
o
wer Sup
p
des four V
B
o
ltage doma
_
RF with tw
o
_
BB with tw
o
n
g table sho
E
C25-A_U
s
t
o supply p
o
i
on to the l
e
e
details ab
o
o
de
e
rs into air
p
c
tion will be
is pulled up
p
rovides the
m
um functio
f
unctionality
a
ne mode.
R
#
control fu
F
G=“airpla
n
AT
+CFUN c
o
p
ly
p
ly Pins
B
AT pins d
ins for VBA
T
o
pins for m
o
o
pins for m
o
ws the VB
A
s
e
r
_Manual
C
o
wer to US
B
e
vel match
o
ut EC25 po
w
p
lane mod
e
inaccessibl
e
by default;
d
choice of t
h
nality mode
mode (by
d
R
F function
nction is di
n
econtrol”.
o
mmand will
edicated to
T
.
o
dule RF pa
o
dule baseb
A
T pins and
g
C
onfidenti
a
B
_VBUS will
shown in
d
w
er manag
e
e
, the RF f
u
e
. This mod
e
d
riving it to l
o
h
e functiona
;both USIM
d
efault).
is disabled.
sabled in f
i
Refer to d
o
not affect
G
connect
w
rt.
and part.
g
round pins
.
a
l / Release
wake up th
e
d
otted line
b
e
ment appli
c
u
nction doe
s
e
can be se
t
o
w level will
lity level <f
u
and RF fun
i
rmware by
o
cument
[
2
]
G
NSS functi
o
w
ith the ext
e
.
d 25 /
6
e
module.
b
etween m
o
c
ation.
s
not work,
t
with the fo
let the mo
d
u
n>=0, 1, 4.
ction are di
s
default. It
]
for details.
o
n.
e
rnal power
L
EC25-AU
6
9
o
dule and
h
and all A
T
llowing way
s
d
ule enter in
t
s
abled.
can be en
a
supply. T
h
L
TE Modul
e
ser Manu
a
h
ost.Refer t
o
T
command
s
s
.
t
o airplane
a
bled by A
T
h
ere are tw
o
e
a
l
o
s
T
o

Quectel EC25 series Specifications

General

GNSS	GPS/GLONASS/BeiDou/Galileo/QZSS
Operating Temperature	-40°C to +85°C
Storage Temperature	-45°C to +90°C
Form Factor	LCC
Dimensions	29.0mm × 32.0mm × 2.4mm
Category	Cellular Module
LTE FDD	B1/B3/B5/B7/B8/B20
LTE TDD	B38/B40/B41
WCDMA	B1/B5/B8
Interfaces	USB 2.0, UART, PCM, I2C
Operating Voltage	3.3V to 4.3V
SIM Interface	1.8V/3V
Antenna Interface	Main and diversity antenna
Certifications	CE, FCC, PTCRB, GCF, IC, RCM
GSM	850/900/1800/1900 MHz