STAC9227 Datasheet, PDF (147/237 Pages) Integrated Device Technology – 8-CHANNEL HIGH DEFINITION AUDIO CODEC

STAC9227/9228/9229/9230
8-CHANNEL HIGH DEFINITION AUDIO CODEC
PC AUDIO
Bit
[31:8]
[7]
[6]
[5:0]
Table 316. PortG UnsolResp Command Response Format
Bitfield Name
RW
Reset
Description
Rsvd2
R
0x00
Reserved
Allow generation of Unsolicited Responses.
En
RW
0x0
Unsolicited response events occur upon
jack-insertion OR completion of a
Jack-Sense cycle.
Rsvd1
R
0x0
Reserved
Software programmable field returned in top
Tag
RW
0x00
six bits (31:26) of every Unsolicited
Response generated by this node.
6.19.7. PortG ChSense
Get
Set1
Set2
Table 317. PortG ChSense Command Verb Format
Verb ID
Payload
Response
F09
00
See bitfield table.
709
See bits [7:0] of bitfield table.
0000_0000h
709
See bits [7:0] of bitfield table.
0000_0000h
Bit
[31]
[30:0]
[0]
[0]
Table 318. PortG ChSense Command Response Format
Bitfield Name RW
Reset
Description
PresDtct
R
0x0
1 = something is plugged into jack
associated with Pin Complex.
Impedance
Measured impedance of the widget. A value
R
0x7FFF_FFFF
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.
RightCh
W
0x0
Set 1 = perform impedance sensing on right
channel or ring of the connector
LeftCh
W
0x0
Set 0 = perform impedance sensing on left
channel or tip of the connector
IDT™ 8-CHANNEL HIGH DEFINITION AUDIO CODEC
147
IDT CONFIDENTIAL
STAC9227/9228/9229/9230V 1.0 MARCH 2007