STAC9250 Datasheet, PDF (100/137 Pages) Integrated Device Technology – TWO-CHANNEL HD AUDIO CODEC WITH MODEM & DUAL DIGITAL MICROPHONE INTERFACES

STAC9250/9251
TWO-CHANNEL HD AUDIO CODEC WITH MODEM & DUAL DIGITAL MICROPHONE INTERFACES
PC AUDIO
5.18.7. PortCPin Sense
Get
Set1
Set2
Table 220. PortCPin Sense Command Verb Format
Verb ID
Payload
F09
00
709
See bits [7:0] of bitfield table
709
See bits [7:0] of bitfield table
Response
See bitfield table
0000_0000h
0000_0000h
Table 221. PortCPin Sense Command Response Format
Bit Bitfield Name RW
Reset
Description
[31]
Present
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. Overlaps RightCh.
[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
5.18.8. PortCPin Config
Get
Set1
Set2
Set3
Set4
Table 222. PortCPin Config Command Verb Format
Verb ID
Payload
F1C
00
71C
See bits [7:0] of bitfield table
71D
See bits [15:8] of bitfield table
71E
See bits [23:16] of bitfield table
71F
See bits [31:24] of bitfield table
Response
See bitfield table
0000_0000h
0000_0000h
0000_0000h
0000_0000h
IDT™
100
TWO-CHANNEL HD AUDIO CODEC WITH MODEM & DUAL DIGITAL MICROPHONE INTERFACES
STAC9250/9251
V 1.1 102706