CS6403-IL datasheet(21/54 Pages) CIRRUS

21 / 54 page

B11

B10

AGCD

res

CAL

GADCI

res

NCC

HDD

ACC

This register is read/written by the CPU every sample time. This register is cleared at Reset by the SSI.

BIT

NAME

VALUE

FUNCTION

Codec Bypass

Normal operation.

Codec is bypassed by the CPU to facilitate test.

AGCD

AGC Disable

Normal operation.

AGC is disabled. Will affect volume control.

res

Reserved for test

Must be 0.

res

Reserved for test

Must be 0.

CAL

Codec Analog Loopback

Normal operation.

Connect ADC to DAC internally.

GADCI

Ground ADC Input

Normal operation.

ADC input is grounded to facilitate test.

res

Reserved for test

Must be 0.

res

Reserved for test

Must be 0.

NCC

NEC Coefficient Clear

Normal operation.

The network canceller coefficients are cleared.

HDD

Half-Duplex Disable

Normal operation.

Half-duplex mode, which is normally used during

convergence, is disabled.

Suppression Disable

Normal operation.

Supplementary suppression in the transmit path,

which normally operates in conjunction with the

echo cancellers, is disabled.

ACC

AEC Coefficient Clear

Normal operation.

The acoustic canceller coefficients are cleared.

"R" indicates value after Reset

CS6403

DS192PP6

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