HUAWEI MG323 GSM M2M Module

 

AT Command Interface Specification

Commands for Serial Port Control

4.6.2 Reading the Current Settings for Multiplexing

Read

AT+CMUX?

command

 

Function

Reads the current settings for multiplexing.

Response

z In case of successful execution:

<CR><LF>+CMUX :

<mode>,[<subset>],<port_speed>,<N1>,<T1>,<N2>,<T2>,<T3>[,< k>]<CR><LF>

<CR><LF>OK<CR><LF>

zIn case of an error: <CR><LF>+CME ERROR: <err><CR><LF>

4.6.3Setting Multiplexing

Write

AT+CMUX=<mode>[,<subset>[,<port_speed>[,<N1>[,<T1>[,<N2>[,<T2

command

>[,<T3>[,<k>]

Function

Sets multiplexing.

Response

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

 

z In case of an error related to the MS: <CR><LF>+CME ERROR:

 

<err><CR><LF>

Note:

zAll channels have the same baud rate, which is controlled by the IPR.

zCurrently, a maximum of three channels are supported.

zIn case of multiplexing, baud rate adaptation is not supported. On the contrary, if baud rate adaptation is enabled, multiplexing is unavailable.

zIn case of multiplexing, software flow control is not supported.

zThe TE side must use the Multi-TA tool provided by NXP.

Issue 02 (2010-11-23)

Huawei Proprietary and Confidential

42

Copyright © Huawei Technologies Co., Ltd.

 

 

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Image 59
Huawei MG323 Reading the Current Settings for Multiplexing, Setting Multiplexing, Case of an error CRLF+CME Error errCRLF