Quectel EC25 User Manual

LTE Module Series
EC25&EC21 AT Commands Manual
EC25&EC21_AT_Commands_Manual 111 / 231
8.2. AT+CPBF Find Phonebook Entries
The command can search the phonebook entries starting with the given <findtext> string from the current
phonebook memory storage selected with AT+CPBS, and return all found entries sorted in alphanumeric
order.
Parameter
AT+CPBF Find Phonebook Entries
Test Command
AT+CPBF=?
Response
+CPBF: <nlength>,<tlength>
OK
Write Command
AT+CPBF=<findtext>
Response
[+CPBF: <index>,<number>,<type>,<text>]
[…]
OK
ERROR
If there is any error related to ME functionality:
+CME ERROR: <err>
Maximum Response Time
Depends on the storage of phonebook entries.
Reference
3GPP 27.007
<nlength> Integer type. Indicates the maximum length of field <number>
<tlength> Integer type. Indicates the maximum length of field <text>
<findtext> String type field of maximum length <tlength> in current TE character set specified by
AT+CSCS.
<index> Integer type values in the range of location numbers of phone book memory.
<type> Type of address of octet in integer format (refer to 3GPP TS 24.008 subclause
10.5.4.7 for details). Usually, it has three kinds of values:
129 Unknown type
145 International type (contains the character “+”)
161 National type
<text> String type field of maximum length <tlength> in current TE character set specified by
AT+CSCS.

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