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.
156
11.2 ^CPCM–Configure PCM Audio
11.2.1
Command Syntax
Command
Possible response(s)
^CPCM=<mode>,
<format>,<clock>,
<frame>,<offset>
<CR><LF>OK<CR><LF>
<CR><LF>ERROR<CR><LF>
^CPCM?
<CR><LF>^CPCM:
<mode>,<format>,<clock>,<frame>,<offset><CR><LF><CR>
<LF>OK<CR><LF>
^CPCM=?
<CR><LF>^CPCM: (list of supported <mode>s),(list of
supported <format>s),(list of supported <clock>s),(list of
supported <frame>s),(list of supported
<offset>s)<CR><LF><CR><LF>OK<CR><LF>
11.2.2
Description
This command is used to configure the pcm audio before a voice call. Resetting the
module will not affect the value. Module updating will reset the value to default value.
11.2.3
Defined Values
<mode>:
0: MASTER_PRIM (default value)
1: MASTER_AUX (reserved, not supported currently)
2: SLAVE (reserved, not supported currently)
<format>:
0: linear (default value)
1: u-law
2: a-law (reserved, not supported currently)
<clock>:
0: 2.048 MHz (default value)
1: 128 kHz (reserved, not supported currently)
<frame>:
0: Short frame (default value)
1: Long frame (reserved, not supported currently)
<offset>: