0x0673 Echo Cancel Tap Length

Use this TLV in the Generic Card Configure message to set card-level parameters for Echo Cancel.

Byte | Description
0, 1 | Tag: 0x0673
2, 3 | Length: 0x0002
4, 5 | Value [0,1] Tap Length This is the length of the echo to be removed. Tail Length of the echo canceller FIR filter in number of samples. Allowed Options (8 samples = 1 millisecond) 0x0040 (64) = 8ms 0x0080 (128) = 16ms 0x0100 (256) = 32ms 0x0200 (512) = 64ms 0x0400 (1024) = 128ms

Tag-Length-Value block. A standardized block that allows data to inserted in a standard way into API messages.