iTegno 39XX GPRS Modem
AT Commands Guide
02000C17
•
v1.5
Confidential
All specifications are correct at the time of release. iWOW Connections owns the proprietary rights to the information contained herein this
document. It may not be edited, copied or circulated without prior written agreement by iWOW Connections Pte Ltd. © 2011, 2012 iWOW
Connections Pte Ltd
128
9
DATA COMMANDS
9.1
Select Bearer Service Type +CBST
Description:
This command is used to set bearer service type to establish data call.
•
Set command selects the bearer service <name> with date rate <speed>, and connection element <ce> to
be used when data calls are originated
•
Read command returns the current settings <name> <speed> and <ce>
•
Test command returns values supported as a compound value
Syntax:
AT+CBST=[<speed>[,<name>[,<ce>]]]
Command
Possible Responses
AT+CBST=[<speed>[,<name>[,<ce>]]]
OK
OR
CME ERROR : <error>
AT+CBST?
+CBST: <speed>,<name>,<ce>
OK
AT+CBST=?
+CBST: (list of supported <speed>s),(list of supported
<name>s),(list of supported <ce>s)
OK
AT+CBST=7,0,1
OK
Note: Bearer supported
AT+CBST?
+CBST: 7,0,1
OK
AT+CBST=?
+CBST: (0, 7, 71),(0),(0-1)
OK
Defined Values
<speed>
0
=
autobauding (automatic selection of the speed; this setting is possible in case of 3.1 kHz
modem and nontransparent service)
4
=
2400 bps (V.22bis)
5
=
2400 bps (V.26ter)
6
=
4800 bps (V.32)
