Manual

Audio Commands
Echo Cancellation +ECHO
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WM_DEV_OAT_UGD_049 - 001 VOLUME 4 August 23, 2007
21.11.3 Parameters and Defined Values
<mode>: echo activation mode
0 stop
1 enable
<echo>: echo mode
8 bit field
The range is 1-255.
1 (bit 0) echo canceller
2 (bit 1) dynamic echo suppressor
4 (bit 2) noise suppression
8 (bit 3) confort noise injection
16 (bit 4) extra suppression of non-linear echoes
32 (bit 5) internal use
64 (bit 6) internal use
128 (bit 7) non-linear preprocessing of the far-end signal.
<param1>: range 160-270 (default value : 254)
<param2>: range 12 to 200 (default value : 200)
<param3>: range 0 to 32767 (default value : 8192)
<param4>: range 0 to 32767 (default value : 128)
<param5>: range 0 to 2 (default value : 1)
<param6>: range 0 to 32767 (default value : 328)
<param7>: range 0 to 32767 (default value : 16384)
<param8>: range 0 to 32767 (default value : 29491)
<param9>: range 0 to 32767 (default value : 7951)
<param10>: range 0 to 32767 (default value : 26214)
<param11>: range 0 to 32767 (default value : 984)
<param12>: range 0 to 32767 (default value : 512)
<param13>: range 0 to 32767 (default value : 512)
<param14>: range 0 to 32767 (default value : 256)
<param15>: range 0 to 32767 (default value : 128)
<param16>: range 0 to 32767 (default value : 256)
<param17>: range 0 to 32767 (default value : 400)
<param18>: range 0 to 32767 (default value : 10922)