92hdw74c2 Integrated Device Technology, 92hdw74c2 Datasheet - Page 112

• Manufacturer Part Number: 92hdw74c2
• Description: Six Channel Hd Audio Codec
• Manufacturer: Integrated Device Technology

SIX CHANNEL HD AUDIO CODEC
92HDW74C2
SIX CHANNEL HD AUDIO CODEC
6.9.8.
6.9.9.
PortG ChSense
6.9.8.1.
PortG InAmpLeft
6.9.9.1.
[31]
[30.:1]
[0]
Get
Get
[31.:2]
[1.:0]
Bit
Bit
PortG ChSense
PortG InAmpLeft
PresDtct
Impedence
Execute
Rsvd1
Gain
Bitfield Name
Bitfield Name
F09
B20
Verb ID
Verb ID
R
R
RW
R
RW
RW
112
RW
0
3FFFFFFFh
1
000000
0
Reset
Reset
00
00
Presence detection indicator: 1 = pres-
ence detected; 0 = presence not detect-
ed.
Impedance Sense Value (Bits 30:1): Mea-
sured impedence of the widget. An all ones
value indicates an invalid sense reading
Impedance Sense Value (Bit 0)/Trigger:
Read = Impedance value bit 0
Write 0 = Impedance sense occurs using left
channel
Write 1 = Impedance sense occurs using
right channel
Reserved.
Amp gain step number (see InAmpCap pa-
rameter pertaining to this widget).
Payload
Payload
92HDW74C2
Description
Description
See bitfield table.
See bitfield table.
Response
Response
PC AUDIO
V 1.0 03/08