Quectel EC25 User Manual

LTE Module Series
EC25&EC21 AT Commands Manual
EC25&EC21_AT_Commands_Manual 101 / 231
7.14. AT+CSTA Select Type of Address
The Write Command selects the type of number for further dialing commands ATD according to 3GPP
Specifications. Test command returns values supported a compound value.
Parameter
7.15. AT+CLCC List Current Calls of ME
The execution command returns the list of all current calls. If the command is executed successfully, but
no calls existed, no information response but OK is sent to TE.
AT+CSTA Select Type of Address
Test Command
AT+CSTA=?
Response
+CSTA: (list of supported <type>s)
OK
Read Command
AT+CSTA?
Response
+CSTA: <type>
OK
Write Command
AT+CSTA=<type>
Response
OK
Maximum Response Time
300ms
Reference
3GPP TS 27.007
<type> Current address type setting.
129 Unknown type
145 International type (contains the character “+”)
AT+CLCC List Current Calls of ME
Test Command
AT+CLCC=?
Response
OK
Execution Command
AT+CLCC
Response
TA returns a list of current calls of ME. If the command is
executed successfully, but no calls are existed, then no
information but OK response is sent to TE.
[+CLCC :

Quectel EC25 Specifications

General

Category	LTE Module
LTE TDD	B38/B40/B41
WCDMA	B1/B5/B8
GSM	850/900/1800/1900 MHz
Data rates	LTE Cat 4: 150 Mbps DL/50 Mbps UL
GNSS	GPS/GLONASS/BeiDou/Galileo/QZSS
Operating Temperature	-40°C to +85°C
Form Factor	LCC
Storage Temperature	-45°C to +90°C
SIM Interface	1.8V/3.0V
Antenna Interface	Main, Diversity, GNSS
LTE FDD	B1/B3/B5/B7/B8/B20
Interfaces	USB 2.0, UART, PCM, GPIO
Operating Voltage	3.3V - 4.3V
Protocols	TCP/IP, UDP, FTP, HTTP, HTTPS
Certifications	CE, FCC, PTCRB, GCF, RCM, IC