ES8155 datasheet(20/33 Pages) EVEREST

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Everest Semiconductor

ES8155

Version 1.0

3/29/2011

11000000 – -127 dB (default)

6.3.2

Bit Name

Bit

Description

DACRVOL

7:0

Right DAC volume control

00000000 – 0 dB

… 0.5 dB/step

11000000 – -127 dB (default)

6.3.3

Bit Name

Bit

Description

LP_DACL

0 – normal (default)

1 – low power setting for left DAC

PDN_DACL

0 – not power down

1 – power down left DAC (default)

LP_DACR

0 – normal (default)

1 – low power setting for right DAC

PDN_DACR

0 – not power down

1 – power down right DAC (default)

DACLMU

1 – left DAC mute (default)

0 – left DAC not mute

DACRMU

1 – right DAC mute (default)

0 – right DAC not mute

6.3.4

Bit Name

Bit

Description

AUTOMUTE

Auto mute function: long period of zero inputs (8k audio samples) will mute the analog

output. Any single non-zero input will un-mute. It is done per channel based.

0 – disable

1 – enable (default)

CLICKFREE

0 – disable digital click free power up and down

1 – enable digital click free power up and down (default)

VPPSCALE

5:4

Reserved

DACLRBOTH

1 – enable simultaneous load of DACLVOL and DACRVOL set by DACLVOL

0 – disable simultaneous load (default)

DACSOFTRAMP

1 – enable DAC soft ramp at mute and volume change (default)

0 – disable

DACRAMPRATE

1:0

These bits define DAC gain control ramp rate

00 – 0.5 dB per 4 LRCKs (default)

01 – 0.5 dB per 8 LRCKs

10 – 0.5 dB per 16 LRCKs

11 – 0.5 dB per 32 LRCKs

ES8155 Datasheet(PDF) 20 Page - Suzhou Everest Semiconductor Co. Ltd.

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