Sim Related Commands - CalAmp 819-GPRS series User Manual

AT^SCMR Read concatenated SMS messages
AT^SCMS Send concatenated SMS messages
AT^SCMW Write concatenated SMS messages to memory
AT^SLMS List SMS Memory Storage
AT^SMGL List SMS messages from preferred store without setting status to REC READ
AT^SMGO Set or query SMS overflow presentation mode or query SMS overflow
AT^SMGR Read SMS message without setting status to REC READ
AT^SSCONF SMS Command Configuration
AT^SSDA Set SMS Display Availability
AT^SSMSS Set Short Message Storage Sequence

SIM Related Commands

The AT commands described in this section are related to the Subscriber Identity Module (SIM)
connected to the modem.
A brief description of the SIM related commands are provided in Table 9.13. For futher information,
refer to the Siemens TC65/MC75 AT Command Set document available from Siemens.
Table 9.13: SIM Related Commands
Command Description
Restricted SIM Access:
The command offers easy access of the Elementary Files on the SIM. Access to
the SIM database is restricted to the commands which are listed;
176
AT+CRSM 178
192
214
220
242
Extended SIM Access:
AT^SXSM extends AT+CRSM with additional SIM commands;
136 RUN GSM ALGORITHM
AT^SXSM
Start the authentication mechanism and cipher key generation on the SIM. It
runs the algorithms A3 and A8 using a 16 byte random number and the
subscriber authentication key Ki, which is stored in the SIM.
Query SIM and Chip Card Holder Status:
AT^SCKS This command controls the SIM connection presentation mode and queries the
connection status of the SIM and the card holder tray of the modem.
Indicate SIM data ready:
After power-up and personalization (PIN entry if required) the ME starts reading
data from SIM. The AT^SSET command controls the presentation of the "^SSIM
AT^SSET
READY" URC which indicates, on the corresponding serial channel, when the ME
has finished reading SIM data. Afterwards all commands that depend on SIM
data fields can be used.
Display SIM card identification number:
AT^SCID
TA returns the card identification number in SIM as string type.
Display card ID:
AT+CXXCID
TA returns the card identification number in SIM as string type.
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001-0003-829 Revision 1
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