ME310G1/ME910G1/ML865G1 AT Commands Reference Guide
80617ST10991A Rev.4 Page 157 of 545 2020-04-15
3.2.29. AT+CEREG - EPS Network Registration Status
This command monitors the Evolved Packet System (EPS) network registration status in LTE.
[1] 3GPP TS 24.008
[2] 3GPP TS 24.301
[3] 3GPP TS 25.331
AT+CEREG=[<mode>]
Set command enables/disables the EPS network registration unsolicited result code (URC) in LTE,
and selects one of the available formats:
short format: +CEREG: <stat>
long format: +CEREG: <stat>[,[<tac>],[<ci>],[<AcT>]]
<tac>, <ci>, and <AcT> are reported by the command only if available.
In case of error, possible response(s): +CME ERROR: <err>
Parameter:
enables/disables the network registration unsolicited result code
(URC), and selects one of the available formats.
The following events triggers the URC:
• URC short format is displayed every time there is a
change in the EPS network registration status
• URC long format is displayed every time there is a
change of network cell in LTE
disable the network registration unsolicited result code
enable the network registration unsolicited result code, and select the short
format
enable the network registration unsolicited result code, and selects the long
format (includes the network cell identification data)
EPS registration status
Values:
not registered, terminal is not currently searching a new operator
to register to
not registered, but terminal is currently searching a new operator
to register to