STAC9250 datasheet(41/137 Pages) IDT

No de pièce	STAC9250

Description	TWO-CHANNEL HD AUDIO CODEC WITH MODEM & DUAL DIGITAL MICROPHONE INTERFACES

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Fabricant	IDT [Integrated Device Technology]

Site Internet	http://www.idt.com

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STAC9250/9251

TWO-CHANNEL HD AUDIO CODEC WITH MODEM & DUAL DIGITAL MICROPHONE INTERFACES

PC AUDIO

IDT™

41

STAC9250/9251

V 1.1 102706

TWO-CHANNEL HD AUDIO CODEC WITH MODEM & DUAL DIGITAL MICROPHONE INTERFACES

5.6.3.

DAC0Cnvtr PwrState

[11]

SwapCap

R

0x0

No left/right channel swap capability

[10]

PwrCntrl

R

0x1

Power State control is supported

[9]

DigitalStrm

R

0x0

Widget supports an Analog stream

[8]

ConnList

R

0x0

No connection list is present

[7]

UnsolCap

R

0x0

No support for Unsolicited Response

[6]

ProcWidget

R

0x0

No Processing Controls parameter

[5]

Stripe

R

0x0

No support for striping

[4]

FormatOvrd

R

0x0

No format info; use default format parameters

from Audio Function node instead

[3]

AmpParamOvrd

R

0x0

No amplifier info; use default amplifier

parameters from Audio Function node instead

[2]

OutAmpPrsnt

R

0x0

No output amp

[1]

InAmpPrsnt

R

0x0

No input amp

[0]

Stereo

R

0x1

Stereo widget

Table 52. DAC0Cnvtr PwrState Command Verb Format

Verb ID

Payload

Response

Get

F05

00

See bitfield table

Set1

705

See bits [7:0] of bitfield table

0000_0000h

Table 53. DAC0Cnvtr PwrState Command Response Format

Bit

Bitfield Name

RW

Reset

Description

[31:8]

Rsvd2

R

0x0

Reserved

[7:4]

Act

R

0x3

PS-Act: Actual power state of referenced node.

Table 51. DAC0Cnvtr WCap Command Response Format

Bit

Bitfield Name

RW

Reset

Description

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