STAC9250 Datasheet, PDF (99/137 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
Table 217. PortCPin Ctl Command Response Format
Bit
Bitfield Name RW Reset
Description
[4:3]
Rsvd1
R
0x0
Reserved
VRefEn: Selects one of the possible states for the
VRef signal associated with the Pin Widget. If the
[2:0]
VRefSelect
RW
0x0
value written to this control does not correspond to
a supported value defined in the VRefCntrl field of
the Pin Capabilities parameter (0C), then this
control will take the value of 000b (Hi-Z).
5.18.6. PortCPin UnsolResp
Table 218. PortCPin UnsolResp Command Verb Format
Verb ID
Payload
Response
Get
F08
00
See bitfield table
Set1
708
See bits [7:0] of bitfield table
0000_0000h
Bit
[31:8]
[7]
[6]
[5:0]
Table 219. PortCPin 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 six bits
Tag
RW
0x00 (31:26) of every Unsolicited Response generated
by this node.
IDT™
99
TWO-CHANNEL HD AUDIO CODEC WITH MODEM & DUAL DIGITAL MICROPHONE INTERFACES
STAC9250/9251
V 1.1 102706