Embest AM3517 Specifications download pdf (Page 43)

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[root@OMAP3EVM /]# arecord -t wav -c 2 -r 44100 -f S16_LE -v k

Recording WAVE 'k' : Signed 16 bit Little Endian, Rate 44100 Hz, Stereo

Plug PCM: Hardware PCM card 0 'omap3evm' device 0 subdevice 0

Its setup is:

stream : CAPTURE

access : RW_INTERLEAVED

format : S16_LE

subformat : STD

channels : 2

rate : 44100

exact rate : 44100 (44100/1)

msbits : 16

buffer_size : 22052

period_size : 5513

period_time : 125011

tstamp_mode : NONE

period_step : 1

avail_min : 5513

period_event : 0

start_threshold : 1

stop_threshold : 22052

silence_threshold: 0

silence_size : 0

boundary : 1445199872

appl_ptr : 0

hw_ptr : 0

Note:

 Press CONTROL+C to quit the test.

2. Playback Testing：

[root@OMAP3EVM /]# aplay -t wav -c 2 -r 44100 -f S16_LE -v k

Playing WAVE 'k' : Signed 16 bit Little Endian, Rate 44100 Hz, Stereo

Plug PCM: Hardware PCM card 0 'omap3evm' device 0 subdevice 0

Its setup is:

stream : PLAYBACK

access : RW_INTERLEAVED

format : S16_LE

subformat : STD

channels : 2

rate : 44100

exact rate : 44100 (44100/1)

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Embest AM3517 Specifications Page 43