HUAWEI MG323 GSM M2M Module

 

 

AT Command Interface Specification

Overall Description

 

Table 1-3Types and formats of extended and vendor-defined commands

 

 

 

 

 

 

Command

Command Format

Description

 

 

Type

 

 

 

 

 

Action

Execution

Contains no parameter:

In the command format,

 

 

command

(write)

<name>

<compound_value>

 

 

command

Contains one parameter:

indicates multiple

 

 

 

parameters that are

 

 

 

<name>[=<value>]

 

 

 

separated by a comma. A

 

 

 

Contains multiple parameters:

 

 

 

parameter having a default

 

 

 

<name>[=<compound_value>]

 

 

 

value can be omitted from

 

 

 

 

 

 

 

 

the command. In this case,

 

 

 

 

the default value is used

 

 

 

 

instead.

 

 

 

 

 

 

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.

Test

<name>=?

A test command is

command

 

executed to query the

 

 

parameter range.

 

 

 

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.

Parameter

Write

Contains one parameter:

A write command is

command

command

<name>[=<value>]

executed to set

 

 

Contains multiple parameters:

parameters.

 

 

 

 

 

<name>[=<compound_value>]

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.

 

 

 

 

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.

Issue 02 (2010-11-23)

Huawei Proprietary and Confidential

5

Copyright © Huawei Technologies Co., Ltd.

 

 

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Huawei MG323 manual 3Types and formats of extended and vendor-defined commands, Command Command Format Description Type