CXA2022 View Datasheet(PDF) - Sony Semiconductor

Part Name

Description

Manufacturer

CXA2022

I2C Bus Sound Processor for TV

Sony Semiconductor 

CXA2022S

Control Register Table

(SLAVE ADDRESS = 82H)

DATA

(Power ON setting value)

bit 7 bit 6 bit 5 bit 4 bit 3 bit 2 bit 1 bit 0

VOLUME (00)

MUTE AGC

(0) (0)

AGC : 0 = OFF/1 = ON

MUTE : 0 = OFF/1 = ON

BASS (00)

∗

MODE (00)

TREBLE (00)

∗

BALANCE (00)

∗

SURR-EFFECT (00)

VOCAL-MIX (00)

MONO-EFFECT (00)

∗

MODE : 00 = Surround OFF

: 01 = Simulate Stereo

: 10 = Stereo Surround 1

: 11 = Stereo Surround 2

∗ Undefined

Description of Register

• VOLUME: Common to both L and R channels

0 = Minimum

3F = Maximum

• MUTE: MUTE switch

0 = Mute OFF

1 = Mute ON (muting state)

• AGC: AGC switch

0 = AGC OFF

1 = AGC ON

• BASS: Low frequency control

0 = Minimum

10 = Typical

1F = Maximum

• MODE: Surround mode setting

00 = Surround OFF

01 = Simulate Stereo (Monaural Surround)

10 = Stereo Surround 1

11 = Stereo Surround 2

• TREBLE: High frequency control

00 = Minimum

10 = Typical

1F = Maximum

–8–

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