At+Cgsn Request Product Serial Number Identification (Identical With +Gsn); At+Cscs Select Te Character Set - SimCom SIM5300E At Command Manual

AT+CGMR Request TA Revision Identification of Software Release
Test Command
AT+CGMR=?
Execution Command
AT+CGMR
Parameters
Reference
3GPP TS 27.007 [13]
3.2.11 AT+CGSN
(Identical with +GSN)

AT+CGSN Request Product Serial Number Identification (Identical with +GSN)

Test Command
AT+CGSN=?
Execution Command
AT+CGSN
Parameters
Reference
3GPP TS 27.007 [13]
3.2.12

AT+CSCS Select TE Character Set

AT+CSCS Select TE Character Set
Test Command
AT+CSCS=?
Read Command
AT+CSCS?
Write Command
AT+CSCS=<chset>
SIM5300E AT Command Manual V1.02
Response
OK
Response
TA returns product software version identification text.
Revision: <revision>
OK
<revision> Product software version identification text
Request Product Serial Number Identification
Response
OK
Response
see +GSN
<sn>
OK
<sn> International mobile equipment identity (IMEI)
Response
+CSCS: (list of supported <chset>s)
OK
Response
+CSCS: <chset>
OK
Response
Sets which character set <chset> are used by the TE. The TA can then convert
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