Table Of Contents; General De Escription - Quectel EC25 series User Manual

Lte cat 4 module
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Contents
s
About the D
Document .
Contents ...
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Table Index
x ................
Figure Inde
ex ...............
1
Introdu
uction ........
1.1.
Safety Info
2
Produc
ct Concept
2.1.
General De
2.2.
Directives
2.2
2.1.
FCC
2.3.
Key Featu
2.4.
Functiona
2.5.
Evaluation
3
Applic
ation Interf
3.1.
General De
3.2.
Pin Assign
3.3.
Pin Descri
3.4.
Operating
3.5.
Power Sav
3.5
5.1.
Sleep
3.5.1.1.
3.5.1.2.
3.5.1.3.
3.5.1.4.
3.5
5.2.
Airpl
3.6.
Power Sup
3.6
6.1.
Powe
3.6
6.2.
Decr
rease Voltag
3.6
6.3.
Refe
3.6
6.4.
Moni
3.7.
Turn on an
3.7
7.1.
Turn
3.7
7.2.
Turn
3.7.2.1.
3.7.2.2.
3.8.
Reset the
3.9.
USIM Card
3.10.
USB Interf
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ormation ...
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escription .
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and Stand
ards ...........
Statement
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res ............
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l Diagram ..
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n Board .....
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face ............
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escription .
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nment ........
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iption .........
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Modes ......
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ving ...........
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p Mode ......
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UART App
plication ....
USB Appl
lication with
USB Appl
lication with
USB Appl
lication with
ane Mode .
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pply ...........
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er Supply P
Pins ............
ge Drop .....
rence Desig
gn for Powe
itor the Pow
wer Supply .
nd off Scen
narios ..........
on Module
e Using the
off Module
e ..................
Turn off M
Module Usin
Turn off M
Module Usin
Module .....
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d Interface .
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face ...........
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EC25-A_Us
ser_Manual
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h USB Rem
mote Wakeu
h USB Susp
pend/Resum
hout USB S
Suspend Fu
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er Supply ..
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PWRKEY ..
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ng the PWR
RKEY Pin ...
ng AT Com
mand ........
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lConfidenti
al / Release
EC25-AU
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p Function
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me and RI F
Function ....
unction .......
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LTE Module
L
e
ser Manua
al
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2
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3
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5
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6
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7
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7
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9
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9
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0
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0
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0
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2
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3
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4
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4
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4
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6
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1
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2
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2
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2
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3
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3
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4
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5
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5
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5
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6
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7
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8
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8
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8
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0
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0
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0
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0
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2
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4

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