STAC9202 datasheet(41/135 Pages) IDT

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STAC9202

2-CHANNEL HIGH DEFINITION AUDIO CODEC WITH DUAL DIGITAL MICROPHONE INTERFACES

PC AUDIO

IDT™

2-CHANNEL HIGH DEFINITION AUDIO CODEC WITH DUAL DIGITAL MICROPHONE INTERFACES

STAC9202

V 1.1 102606

IDT CONFIDENTIAL

5.6.

ADC0Cnvtr Node (NID = 0x03)

5.6.1.

ADC0Cnvtr Frmt

Table 56. ADC0Cnvtr Frmt Command Verb Format

Verb ID

Payload

Response

Get

0000

See bitfield table

Set1

See bits [15:0] of bitfield table

0000_0000h

Table 57. ADC0Cnvtr Frmt Command Response Format

Bit

Bitfield Name

Reset

Description

[31:16]

Rsvd2

0x0

Reserved

[15]

StrmType

0x0

Stream Type

0 = PCM

1 = Non-PCM (remaining bits in this verb

have other meanings)

[14]

RateBase

0x0

Sample Base Rate

0 = 48 KHz

1 = 44.1 KHz

[13:11]

RateMult

0x0

Sample Base Rate Multiple

000 = 48 KHz / 44.1 KHz or less

001 = x2

010 = Reserved (x3)

011 = x4

100-111 = Reserved

[10:8]

RateDiv

0x0

Sample Base Rate Divisor

000 = Divide by 1

001 = Divide by 2

010 = Divide by 3

011 = Divide by 4

100 = Divide by 5

101 = Divide by 6

110 = Divide by 7

111 = Divide by 8

[7]

Rsvd1

0x0

Reserved

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