92HD71B7 Datasheet, PDF (72/216 Pages) Integrated Device Technology – 4-CHANNEL HD AUDIO CODEC OPTIMIZED FOR LOW POWER

92HD71B7
4-CHANNEL HD AUDIO CODEC OPTIMIZED FOR LOW POWER
PC AUDIO
8.5.2.1. PortC PinCap
Bit
Bitfield Name
[1]
TrigRqd
[0]
ImpSenseCap
RW
Reset
R
0
R
0
Description
Trigger required for impedance sense: 1
= yes 0 = no.
Impedance sense support: 1 = yes 0 =
no.
8.5.3. PortC PinWCntrl
Get
Verb ID
F07
Payload
00
Response
See bitfield table.
8.5.3.1. PortC PinWCntrl
Bit
Bitfield Name
[31.:6]
Rsvd2
[5]
InEn
[4.:3]
Rsvd1
[2.:0]
VRefEn
RW
Reset
Description
R
0000000 Reserved.
RW 0
Input enable: 1 = enabled 0 = disabled.
R
0
Reserved.
RW 0
Vref selection (See VrefCntrl field of
PinCap parameter for supported selec-
tions): 000b= HI-Z; 001b= 50%; 010b=
GND; 011b= Reserved; 100b= 80%;
101b= 100%; 110b= Reserved; 111b=
Reserved
8.5.4. PortC UnsolResp
Get
Verb ID
F08
Payload
00
Response
See bitfield table.
IDT™ CONFIDENTIAL AND PROPRIETARY
72
4-CHANNEL HD AUDIO CODEC OPTIMIZED FOR LOW POWER
92HD71B7
V 0.9 07/07