92hdw74c2 Integrated Device Technology, 92hdw74c2 Datasheet - Page 67

• 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
6.3.8.
6.3.7.1.
PortA ChSense
6.3.8.1.
[31]
[30.:1]
[0]
[31.:8]
[7]
[6]
[5.:0]
Get
Bit
Bit
PortA UnsolResp
PortA ChSense
PresDtct
Impedence
Execute
Rsvd2
En
Rsvd1
Tag
Bitfield Name
Bitfield Name
F09
Verb ID
R
R
RW
R
RW
R
RW
RW
67
RW
0
3FFFFFFF
1
000000
0
0
00
Reset
Reset
00
Reserved.
Unsolicited response enable: 1 = en-
abled 0 = disabled.
Reserved.
Software programmable field returned
in top six bits (31:26) of every Unsolicit-
ed Response generated by this node.
Presence detection indicator:
1 = presence detected;
0 = presence not detected.
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
Payload
92HDW74C2
Description
Description
See bitfield table.
Response
PC AUDIO
V 1.0 03/08