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Quectel EC25 User Manual

Quectel EC25
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LTE Module Series
EC25&EC21 AT Commands Manual
EC25&EC21_AT_Commands_Manual 217 / 231
5
+CTZV: <tz>
Time zone reporting
AT+CTZR=1
6
+CTZE: <tz>,<dst>,<time>
Extended time zone reporting
AT+CTZR=2
7
+CMTI: <mem>,<index>
New message is received, and saved
to memory
See AT+CNMI
8
+CMT:
[<alpha>],<length><CR><LF>
<pdu>
New short message is received and
output directly to TE (PDU mode)
See AT+CNMI
9
+CMT:
<oa>,[<alpha>],<scts>[,<tooa>
,<fo>,<pid>,<dcs>,<sca>,<tosc
a>,<length>]<CR><LF><data>
New short message is received and
output directly to TE (Text mode)
See AT+CNMI
10
^HCMT:
<oa>,<scts>,<lang>,
<fmt>,<length>,<prt>,<prv>,<ty
pe>,<stat><CR><LF><data>
New short message is received and
output directly to TE
See AT+CNMI
11
+CBM:
<length><CR><LF><pdu>
New CBM is received and output
directly (PDU mode)
See AT+CNMI
12
+CBM:
<sn>,<mid>,<dcs>,<page>,<p
ages><CR><LF><data>
New CBM is received and output
directly to TE (Text mode)
See AT+CNMI
13
+CDS:
<length><CR><LF><pdu>
New CDS is received and output
directly (PDU mode)
See AT+CNMI
14
+CDS:
<fo>,<mr>,[<ra>],[<tora>],<sct
s>,<dt>,<st>
New CDS is received and output
directly to TE (Text mode)
See AT+CNMI
15
+CDSI: <mem>,<index>
New message status report is
received, and saved to memory
See AT+CNMI
16
^HCDS:
<oa>,<scts>,<lang>,
<fmt>,<length>,<prt>,<prv>,<ty
pe>,<stat><CR><LF><data>
New CDS is received and output
directly to TE
See AT+CNMI
17
+COLP:
<number>,<type>,[<subaddr>],
[<satype>],[<alpha>]
The presentation of the COL
(connected line) at the TE for a
mobile originated call
AT+COLP=1
18
+CLIP:
<number>,<type>,[subaddr],[s
atype],[<alpha>],<CLI validity>
Mobile terminating call indication
AT+CLIP=1
19
+CRING: <type>
An incoming call is indicated to the
TE with unsolicited result code
instead of the normal RING
AT+CRC=1

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Quectel EC25 Specifications

General IconGeneral
CategoryLTE Module
LTE TDDB38/B40/B41
WCDMAB1/B5/B8
GSM850/900/1800/1900 MHz
Data ratesLTE Cat 4: 150 Mbps DL/50 Mbps UL
GNSSGPS/GLONASS/BeiDou/Galileo/QZSS
Operating Temperature-40°C to +85°C
Form FactorLCC
Storage Temperature-45°C to +90°C
SIM Interface1.8V/3.0V
Antenna InterfaceMain, Diversity, GNSS
LTE FDDB1/B3/B5/B7/B8/B20
InterfacesUSB 2.0, UART, PCM, GPIO
Operating Voltage3.3V - 4.3V
ProtocolsTCP/IP, UDP, FTP, HTTP, HTTPS
CertificationsCE, FCC, PTCRB, GCF, RCM, IC

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