AT Commands Reference Guide
80529ST10815A Rev.2– 2017-09-14
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+CCLK - Clock Management
range is (00..23)
mm - minute (two last digits are mandatory).
range is (00..59)
ss - Seconds (two last digits are mandatory).
range is (00..59)
±zz - time zone (indicates the difference, expressed in quarter of an hour, between the
local time and GMT; two last digits are mandatory), range is -96..+96
AT+CCLK?
Read command returns the current setting of the real-time clock, in the format <time>.
Note: the three last characters of <time>, i.e. the time zone information, are returned
by +CCLK? only if the #NITZ URC ‘extended’ format has been enabled (see
#NITZ).
AT+CCLK=?
Test command returns the OK result code.
Example
AT+CCLK="02/09/07,22:30:00+00"
OK
AT+CCLK?
+CCLK: 02/09/07,22:30:25
OK
Reference
3GPP TS 27.007
Restricted SIM Access - +CRSM
+CRSM - Restricted SIM Access
AT+CRSM=
<command>
[,<fileid>
[,<P1>,<P2>,
<P3>[,<data>]]]
Execution command transmits to the ME the SIM <command> and its required
parameters. ME handles internally all SIM-ME interface locking and file selection
routines. As response to the command, ME sends the actual SIM information
parameters and response data.
Parameters:
<command> - command passed on by the ME to the SIM
176 - READ BINARY
178 - READ RECORD
192 - GET RESPONSE
214 - UPDATE BINARY
220 - UPDATE RECORD
242 - STATUS
<Fileid> - identifier of an elementary data file on SIM.
Mandatory for every command except STATUS.
<P1>,<P2>,<P3> - parameter passed on by the ME to the
SIM; they are mandatory for every command except GET
RESPONSE and STATUS 0..255
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