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

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