AV2188 datasheet(11/20 Pages) ETC

номер детали	AV2188

подробное описание детали	Multi-Channel Audio CODEC

PDF	20 Pages

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производитель	ETC [List of Unclassifed Manufacturers]

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AV2188

June 2, 2000

11-20

CONTROL REGISTERS DESCRIPTION

Control Register 0(ADDR=hex00, default=hex80)

[LT, IIS] Digital Serial Bus Format Select

00: - Normal or Right Justified Format. (default)

01: - I2S Format.

10: - Left Justified Format.

10: - Not allowed.

FMT[1:0]: - These two bits define the seial audio input resolution

00: - 24-bit resolution . (default)

01: - 20-bit resolution.

10: - 18-bit resolution.

11: - 16-bit resolution.

AMUTE: - Active low automute detection enable.

0: - Automute enabled. (default)

1: - No automute.

DEML: - De-emphasis Control

00: - No De-emphasis. (default)

01: - Select 44.1K de-emphasis filter.

10:- Select 48 K de-emphasis filter.

Control Register 1 (ADRS=hex01, default=hex80)

ADCPWD: ADC Control.

0 - ADC operational.

1 - Power down the ADC.

ADDR[4:0]

CREG0[7:0]

BIT 7

BIT 6

BIT 5

BIT 4

BIT 3

BIT 2

BIT 1

BIT 0

Hex 00

IIS

FMT[1:0]

AMUTE

DEM[1:0]

Default Value

0000

R/W

ADDR[4:0]

CREG1[7:0]

BIT 7

BIT 6

BIT 5

BIT 4

BIT 3

BIT 2

BIT 1

BIT 0

Hex 01

ADCPWD

fs384

px4s

px2s

DACPWD12

DACPWD34

DACPWd56

Default Value

R/W

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