STAC9271 datasheet(148/223 Pages) IDT

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STAC9271/9272/9273/9274

10-CHANNEL HIGH DEFINITION AUDIO CODEC

PC AUDIO

IDT™

10-CHANNEL HIGH DEFINITION AUDIO CODEC

148

STAC9271/9272/9273/9274 V 1.0 MARCH2007

IDT CONFIDENTIAL

6.20.8. PortH ConfigDefault

Table 335. PortH ChSense

Command Response Format

Bit

Bitfield Name

Reset

Description

[31]

PresDtct

0x0

1= something is plugged into jack associated with Pin

Complex.

[30.:0]

Impedance

0x7FFF_FFFF

Measured impedance of the widget. A value of all 1's

indicates that a valid sense reading is not available, or

the sense measurement is busy if it has been recently

triggered.

[0]

RightCh

0x0

Set 1= perform impedance sensing on right channel or

ring of the connector

[0]

LeftCh

0x0

Set 0= perform impedance sensing on left channel or

tip of the connector

Table 336. PortH ConfigDefault

Command Verb Format

Verb ID

Payload

Response

Get

F1C

See bitfield table.

Set1

71C

See bits [7:0] of bitfield table.

0000_0000h

Set2

71D

See bits [7:0] of bitfield table.

0000_0000h

Set3

71E

See bits [7:0] of bitfield table.

0000_0000h

Set4

71F

See bits [7:0] of bitfield table.

0000_0000h

Table 337. PortH ConfigDefault

Command Response Format

Bit

Bitfield Name

Reset

Description

[31.:24]

Config4

0x01

Port Connectivity= Jack;

Location= Mainboard rear.

[23.:16]

Config3

0x01

Default Device= Line Out;

Connection Type= 1/8 inch jack.

[15.:8]

Config2

0x20

Color= Grey;

Misc= No jack detect override.

[7.:0]

Config1

0x14

Association= 1h;

Sequence= 4h.

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