HUAWEI MU509 HSDPA LGA Module
AT Command Interface Specification
Audio Commands
Issue 04 (2013-01-28)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
157
0: Offset cleared: the sync launched is aligned to the rising edge of the PCM CLK
(default value).
1: Short sync offset set: the short sync sent to the external world in Primary PCM
master mode is launched 1/4 cycle after the rising edge of the PCM CLK.
2: Long sync offset set: the long sync sent to the external world in Aux PCM master
mode is launched 1/4 cycle ahead of the rising edge of PCM CLK (reserved, not
supported currently).
11.3 +CMIC–Tune Microphone Gain Level
11.3.1
Command Syntax
Command
Possible response(s)
+CMIC=<level>
<CR><LF>OK<CR><LF>
<CR><LF>+CME ERROR: <err><CR><LF>
+CMIC?
<CR><LF>+CMIC: <level>
<CR><LF><CR><LF>OK<CR><LF>
<CR><LF>+CME ERROR: <err><CR><LF>
+CMIC=?
<CR><LF>+CMIC: (list of supported
<level>s)<CR><LF><CR><LF>OK<CR><LF>
<CR><LF>+CME ERROR: <err><CR><LF>
11.3.2
Description
This command is used to adjust the microphone gain of the MT.
The TEST command returns supported values as compound value.
11.3.3
Defined Values
<level>: 1
–12, integer type value with manufacturer specific range (smallest value
represents the lowest gain). Default value is 5. Resetting the module will not affect the
value. Firmware updating will reset the value to default value.
11.4 +CLVL–Tune Loudspeaker Volume Level
11.4.1
Command Syntax
Command
Possible response(s)
+CLVL=<level>
<CR><LF>OK<CR><LF>
<CR><LF>+CME ERROR: <err><CR><LF>