Filter
Top Products
HUAWEI MC509 CDMA LGA Module
AT Command Interface Specification
Audio Commands
Issue 01 (2011-08-26)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
124
Command
Possible response(s)
^CPCM=<mode>,<for
mat>,<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>
11.2.1 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.
11.2.2 Defined Values
<mode>:
0 MASTER_PRIM (default)
1 MASTER_AUX (Reserved, not supported currently)
2 SLAVE (Reserved, not supported currently)
<format>
0 linear (default)
1 u-law
2 a-law (Reserved, not supported currently)
<clock>
0 2.048MHz (default)
1 128KHz (Reserved, not supported currently)
<frame>
0 short frame(default)
1 long frame (Reserved, not supported currently)
<offset>
0 offset cleared(default): the sync launched is aligned to the rising edge of the
PCM CLK
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