BGS2T AT Command Set
15.7 AT^SSTGI
BGS2T_ATC_V01.301
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Number of updated Elementary Files (EF) with path given in
String containing Elementary File paths. Each path contains at least two file entries; each file entry (MF, EF or
DF) consists of two bytes, e.g. '3F002FE2' or '3F007F206FAD'. Every path in the file description begins with the
Master File (MF). There can be any number of Dedicated File (DF) entries between Master File and Elementary
File.
Example
In general, the TE only needs to take care of SIM content synchronization if it is permanently interested in the
latest contents of one or more specific SIM files, e.g. because the TE has its own cache for specific SIM infor-
mation. In this case, the TE needs to know exactly the paths and file IDs of these specific SIM files. Paths and
file IDs can be found in 3GPP TS 11.11
equals 0, 2 or 3 or the "
: 255" notification is received (refer to Section
), the TE shall synchronize its own cache for SIM information in any case.
When
equals 1, reloading the SIM information is only necessary if the TE finds that an
important file is included in the Refresh
. For example, assuming that the TE is always interested
in the latest contents of the "FD" (Fixed Dialing) phonebook, it has to know that EF_FDN is located at path
"3F00\7F10\6F3B". Then, during normal operation, the TE should always check the Refresh
, if it
includes the path and file ID of EF_FDN. An example is given below:
Please keep in mind that this process is only necessary if the TE has it's own cache for SIM information (e.g. SIM
phonebook is cached inside the TE). If the TE does not have a cache for SIM information (e.g. SIM phonebook
is read by the TE only at the user's request, directly from the SIM), it is not necessary to synchronize the content.
The TE SIM content synchronization is not required for a proper operation of the ME. As long as the TE answers
the "
: 1" notification with the commands
=1,0, the ME will use the latest SIM
contents and will continue to work flawlessly, regardless of a possible TE SIM content synchronization.
<fileNum>
(num)
<fileList>
(num)
^SYSSTART
ME has been started.
AT+CLCK="FD",2
Request "FD" lock state.
+CLCK: 1
"FD" lock is enabled.
OK
AT+CPBS="FD"
Select the "FD" phonebook.
OK
AT+CPBR=1
Read first "FD" phonebook entry.
+CPBR: 1,"123",129,"ABC"
This is the "FD" phonebook content before Refresh.
OK
^SSTN: 1
Indicates that a SIM Refresh has occurred.
AT^SSTGI=1
Request type of SIM Refresh.
^SSTGI: 1,1,6,1,"3F007F106F3B"
The Refresh
includes path and file ID
3F00\7F10\6F3B which corresponds to EF_FDN,
indicating that its contents may have changed.
OK
AT^SSTR=1,0
Terminate the proactive command.
OK
^SSTN: 254
Session finished.
AT+CPBR=1
Read first "FD" phonebook entry.
+CPBR: 1,"0123456789",129,"ABC"
This is the "FD" phonebook content after the
Refresh.
OK
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