Telit Wireless Solutions ME910G1 - Page 158

ME310G1/ME910G1/ML865G1 AT Commands Reference Guide
80617ST10991A Rev.4 Page 158 of 545 2020-04-15
3
:
registration denied
4
:
unknown. Example, out of LTE coverage
5
:
registered, roaming
6
:
registered for "SMS only", home network (not applicable)
7
:
registered for "SMS only", roaming (not applicable).
8
:
attached for emergency bearer services only. 3GPP TS 24.008
[8] and 3GPP TS 24.301 [83] specify the condition when the MS
is considered as attached for emergency bearer services.
9
:
registered for "CSFB not preferred", home network (not
applicable).
10
:
registered for "CSFB not preferred", roaming (not applicable).
<tac>
string
tracking area code (two bytes) in hexadecimal format (e.g. "00C3" equals
195 in decimal)
<ci>
string
LTE cell ID (four bytes) in hexadecimal format
<AcT>
integer
indicates the access technology of the serving cell.
Values:
0
:
GSM
8
:
CAT M1
9
:
NB IoT
AT+CEREG?
Read command returns the current value of <mode>, the registration status <stat>, and the
information <tac>, <ci>, <AcT> according to the current <mode> parameter value.
+CEREG: <mode>,<stat>[,[<tac>],[<ci>],[<AcT>]]
AT+CEREG=?
Test command returns supported values for parameter <mode>.