AirPrime and HL7548 AT Commands Interface Guide Rev10 0

Table Of Contents
4116303 Rev 10.0 August 10, 2017 98
AT Commands Interface Guide
Mobile Equipment Control and Status
Commands
5.43. +CIREG Command: Registration Information
HL7518 and HL7548
Test command
Syntax
AT+CIREG=?
Response
+CIREG: (list of supported <n>s)
OK
Read command
Syntax
AT+CIREG?
Response
+CIREP: <n>,<reg_info>[,<ext_info>]
OK
Write command
Syntax
AT+CIREG=<n>
Response
OK
or
+CME ERROR: <err>
Parameters
<n> Enables or disables reporting of changes in the MT’s IMS registration information
0 Disable reporting
1 Enable reporting (parameter <reg_info>)
2 Enable extended reporting (parameter <reg_info> and <ext_info>)
<reg_info> Indicates IMS registration status
0 Not registered
1 Registered
<ext_info> Numeric value in hexadecimal format. It is the sum of hexadecimals values,
each respresenting a particular IMS capability of the MT. This parameter is not present if the
IMS registration status is “not registered”
1 RTP-based transfer of voice
2 SMS using IMS functionality
5 Both RTP-based transfer of voice according to MMTEL and SMS using IMS
functionality can be used
Unsolicited
Notification
Response
+CIREGU: <reg_info>[,<ext_info>]
Notes
<n> is saved in non-volatile memory per AT port over module reboot.