Specifications

AT command set for S45 Siemens mobile phones and modems
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Siemens Document No.: A30880-A10-A001-3-D376
Revision: 1.8
Revision Date: 30. November.2001
67
2.3.10 Modem commands
This section provides the descriptions of modem commands.
2.3.10.1 AT+CBST
AT+CBST Select bearer service type
Selects the bearer service <name> with data rate <speed> and the
connection element <ce> to be used when data calls are originated.
Test command
AT+ CBST =?
Response
+CBST: (list of supported <speed>s), (list of supported <name>s), (list of
supported <ce>s)
OK
Parameter
<speed>
0
auto bauding
4
2400 bps ( V.22bis)
6
4800 bps ( V.32)
7
9600 bps (V.32)
14
14400 bps (V.34)
68
2400 bps (V.110)
70
4800 bps (V.110)
71
9600 bps (V.110)
75
14400 bps (V.110)
<name> 0
asynchronous modem
<ce> 1
non-transparent
Read command
AT+ CBST?
Response
+CBST: <speed>,<name>,<ce>
OK
Write command
AT+ CBST=<speed>[,0,1]
Parameter
<speed>
See Test command
Response
OK