STAC9271 Datasheet, PDF (148/223 Pages) Integrated Device Technology – 10-CHANNEL HIGH DEFINITION AUDIO CODEC

STAC9271/9272/9273/9274
10-CHANNEL HIGH DEFINITION AUDIO CODEC
PC AUDIO
Table 335. PortH ChSense Command Response Format
Bit Bitfield Name RW
Reset
Description
[31]
PresDtct
R
0x0
1= something is plugged into jack associated with Pin
Complex.
[30.:0] Impedance
Measured impedance of the widget. A value of all 1's
R
0x7FFF_FFFF
indicates that a valid sense reading is not available, or
the sense measurement is busy if it has been recently
triggered.
[0]
RightCh
W
0x0
Set 1= perform impedance sensing on right channel or
ring of the connector
[0]
LeftCh
W
0x0
Set 0= perform impedance sensing on left channel or
tip of the connector
6.20.8. PortH ConfigDefault
Table 336. PortH ConfigDefault Command Verb Format
Verb ID
Payload
Response
Get
F1C
00
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
Bit
[31.:24]
[23.:16]
[15.:8]
[7.:0]
Table 337. PortH ConfigDefault Command Response Format
Bitfield Name
RW
Reset
Description
Config4
RW
0x01
Port Connectivity= Jack;
Location= Mainboard rear.
Config3
RW
0x01
Default Device= Line Out;
Connection Type= 1/8 inch jack.
Config2
RW
0x20
Color= Grey;
Misc= No jack detect override.
Config1
RW
0x14
Association= 1h;
Sequence= 4h.
IDT™ 10-CHANNEL HIGH DEFINITION AUDIO CODEC
148
IDT CONFIDENTIAL
STAC9271/9272/9273/9274 V 1.0 MARCH2007