MC55 AT Command Set
7.20 AT+CBST s
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MC55_ATC_V01.05 Page 163 of 469 2/10/04
Confidential / Released
7.20 AT+CBST Select bearer service type
Syntax
Command Description
The write command selects the bearer service <name>, the data rate <speed> and the co nnection element
<ce> to be used when data calls are originated. The settings also apply to mobile termin ated data calls, espe-
cially when single numbering scheme calls or calls from analog de vices are received (see also: AT+CSNS).
Parameter Description
0 auto bauding
4 2400 bps (V.22bis)
6 4800 bps (V.32)
[7](&F) 9600 bps (V.32)
Test Command
AT+CBST=?
Response(s)
+CBST: (list of supported<speed>s), (list of supported<name>s), (list of supported<ce>s)
OK
Read Command
AT+CBST?
Response(s)
+CBST: <speed>, <name>, <ce>
OK
Write Command
AT+CBST=<speed>[, <name>[, <ce>]]
Response(s)
OK
ERROR
+CME ERROR: <err>
PIN ASC0 ASC1 MUX1 MUX2 MUX3
! % ! % ! !
Reference(s)
GSM 07.07
<speed>(num)(&W)(&V)