AT Commands Set

SIM5215_SIM5216 AT Command Manual
By using AT+CRSM instead of Generic SIM Access AT+CSIM, TE application has easier but
more limited access to the SIM database.
Write command transmits to the MT the SIM and its required parameters. MT handles
internally all SIM-MT interface locking and file selection routines. As response to the command,
MT sends the actual SIM information parameters and response data. MT error result code +CME
ERROR may be returned when the command cannot be passed to the SIM, but failure in the
execution of the command in the SIM is reported in and parameters.
SIM PIN References
YES 3GPP TS 27.007
Syntax
Test Command
AT+CRSM=?
Write Command
AT+CRSM=
[,[,,,
[,]]]
Responses
OK
Responses
+CRSM: ,[,]
OK
ERROR
+CME ERROR:
Defined values
Command passed on by the MT to the SIM:
176 – READ BINARY
178 – READ RECORD
192 – GET RESPONSE
214 – UPDATE BINARY
220 – UPDATE RECORD
242 – STATUS
203 – RETRIEVE DATA
219 – SET DATA
Identifier for an elementary data file on SIM, if used by .
Integer type; parameters to be passed on by the Module to the SIM.
Information which shall be written to the SIM(hexadecimal character format, refer AT+CSCS).
Status information from the SIM about the execution of the actual command. It is returned in both
cases, on successful or failed execution of the command.
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