HUAWEI MG323 GSM M2M Module

 

AT Command Interface Specification

Commands for Call Control

settings also apply to MT data services, especially in the case that single number data services or the data services originated by similar devices are received.

7.9.1 Querying the Supported Bearer Service Types

Test AT+CBST=? command

Function Queries the supported bearer service types.

Response <CR><LF>+CBST: (list of supported <speed>s),(list of supported

<name>s), (list of supported <ce>s)<CR><LF> <CR><LF>OK<CR><LF>

Parameter description

<speed>: integer, which indicates the data rate.

z0: adaptive baud rate

z7: 9600 bit/s (V.32) (default value)

z71: 9600 bit/s (V.110)

<name>: integer

0: asynchronous data circuit (UDI or 3.1kHz modem)

<ce>: integer. The transparent transmission mode is not supported.

1:non-transparent transmission

7.9.2Querying the Current Bearer Service Type

Read AT+CBST? command

Function Queries the current bearer service type.

Response <CR><LF>+CBST: <speed>,<name>,<ce><CR><LF> <CR><LF>OK<CR><LF>

7.9.3 Setting the Bearer Service Type

Write

AT+CBST=<speed>[,<name>[,<ce>]]

command

 

Function

Sets the bearer service type.

Response

z In case of successful execution: <CR><LF>OK<CR><LF>

 

z In case of an error: <CR><LF>ERROR<CR><LF>

Issue 02 (2010-11-23)

Huawei Proprietary and Confidential

65

Copyright © Huawei Technologies Co., Ltd.

 

 

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Huawei MG323 Querying the Supported Bearer Service Types, Querying the Current Bearer Service Type, Test AT+CBST=? command