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SARA-R4/N4 series - AT Commands Manual
UBX-17003787 - R09
4 General
Page 23 of 307
4.5.2 Syntax
Type
Syntax
Response
Example
Action
AT+CGMR
<version>
OK
11.40
OK
Test
AT+CGMR=?
OK
4.5.3 Defined values
Parameter
Type
Description
<version>
String
Firmware version
4.6 Firmware version identifiGMR
+GMR
SARA-R404M SARA-R410M-01B SARA-R410M-02B SARA-R410M-52B SARA-R412M
Modules
SARA-N4
Syntax
PIN required
Settings saved Can be aborted
Response time Error reference
Attributes
full
No
No
No
-
4.6.1 Description
Returns the firmware version of the module.
4.6.2 Syntax
Type
Syntax
Response
Example
Action
AT+GMR
<version>
OK
11.40
OK
4.6.3 Defined values
Parameter
Type
Description
<version>
String
Firmware version
4.7 IMEI identifiCGSN
+CGSN
SARA-R404M SARA-R410M-01B SARA-R410M-02B SARA-R410M-52B SARA-R412M
Modules
SARA-N4
Syntax
PIN required
Settings saved Can be aborted
Response time Error reference
Attributes
partial
No
No
No
-
4.7.1 Description
Returns the product serial number, the International Mobile Equipment Identity (IMEI) of the MT.
4.7.2 Syntax
Type
Syntax
Response
Example
Action
AT+CGSN[=<snt>]
<sn>
OK
004999010640000
OK
Test
AT+CGSN=?
+CGSN: (list of supported <snt>s)
OK
+CGSN: (0-3,255)
OK
4.7.3 Defined values
Parameter
Type
Description
<sn>
String
Serial number, by default the IMEI