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HUAWEI MG323 GSM M2M Module
AT Command Interface Specification Overall Description
Issue 02 (2010-11-23)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
5
Table 1-3 Types and formats of extended and vendor-defined commands
Command
Type
Command Format Description
Contains no parameter:
<name>
Contains one parameter:
<name>[=<value>]
Contains multiple parameters:
<name>[=<compound_value>]
In the command format,
<compound_value>
indicates multiple
parameters that are
separated by a comma. A
parameter having a default
value can be omitted from
the command. In this case,
the default value is used
instead.
Execution
(write)
command
Note:
If all parameters are omitted, the = symbol following <name>
should be omitted. If <name> is not identified, this command
does not exist. In this case, the ERROR is returned. When
<name> is identified, if a command that is not allowed to contain
parameters contains parameters or a command that is allowed to
contain parameters contains more parameters than the defined
ones, "Operation not allowed" is returned.
<name>=? A test command is
executed to query the
parameter range.
Action
command
Test
command
Note:
If the MS fails to identify <name>, the MS returns ERROR. If the
MS can identify <name> and the contents returned by the
command do not contain parameters, the MS returns OK. If the
contents returned by the command contain parameters, the MS
returns the available value range of each parameter, and then
returns OK.
Contains one parameter:
<name>[=<value>]
Contains multiple parameters:
<name>[=<compound_value>]
A write command is
executed to set
parameters.
In the command format,
<compound_value>
indicates multiple
parameters that are
separated by a comma. A
parameter with a default
value can be omitted from
the command. In this case,
the default value is used
instead.
Parameter
command
Write
command
Note:
If all parameters are omitted, the = symbol following <name>
should be omitted. If <name> is not identified, this command
does not exist. In this case, ERROR is returned. When <name>
is identified, if a command that is not allowed to contain
parameters contains parameters or a command that is allowed to
contain parameters contains more parameters than the defined
ones, "Operation not allowed" is returned.