AirPrime and HL7548 AT Commands Interface Guide Rev10 0

Table Of Contents
4116303 Rev 10.0 August 10, 2017 174
AT Commands Interface Guide
Packet Domain Commands
9.19. +CGREG Command: GPRS Network
Registration Status
HL7518 and HL7548
Test command
Syntax
AT+CGREG=?
Response
+CGREG: (list of supported <n>s)
OK
Read command
Syntax
AT+CGREG?
Response
+CGREG: <n>,<stat>[,<lac>,<ci>[,<AcT>,<rac>]]
OK
Write command
Syntax
AT+CGREG=
[<n>]
Response
OK
or
+CME ERROR: <err>
Parameters
<n> 0 Disable network registration unsolicited result code
1 Enable network registration unsolicited result code +CGREG: <stat>
2 Enable network registration and location information unsolicited result code
+CGREG: <stat>[,<lac>,<ci>[,<AcT>,<rac>]]
<stat> 0 Not registered, home network
1 Registered, home network
2 Not registered, but ME is currently searching for a new operator to register to
3 Registration denied
4 Unknown
5 Registered, roaming
8 Attached for emergency bearer services only (only applicable when <AcT>=2,
4, 5, 6)
<lac> String type; two-byte location area code in hexadecimal format
<ci> String type; four-byte E-UTRAN cell ID in hexadecimal format
<Act> 7 E-UTRAN
<rac> String type; one-byte routing area code in hexadecimal format
Unsolicited
Notification
Response
+CGREG: <stat>
+CGREG: <stat>[,<lac>,<ci>[,<AcT>,<rac>]]
Notes
<n> is saved in non-volatile memory per AT port over module reboot