92HD005 Datasheet, PDF (170/205 Pages) Integrated Device Technology – 4-CHANNEL HD AUDIO CODEC WITH QUAD DIGITAL MICROPHONE INTERFACE

92HD005/92HD005D
4-CHANNEL HD AUDIO CODEC WITH QUAD DIGITAL MICROPHONE INTERFACE
PC AUDIO
Bit
[31]
[30:0]
Table 409. DigIn PinSense Command Response Format
Bitfield Name
RW
Reset
Description
PresDtct
For this widget, Presence Detect indicates
that the SPDIF_IN clock recovery circuit has
locked onto a valid SPDIF_IN sampling
R
0x0
frequency. Any change in status will
generate an Unsolicited Response, if
enabled with verb 708. The SPDIF_IN clock
recovery circuit must also be enabled (by
setting SPDIFInDigCtl:DigEn).
Rsvd
R
0x0
Reserved. Impedance sense not supported
for this Pin Complex.
3.4.27.7. DigIn EAPD
Table 410. DigIn EAPD Command Verb Format
Verb ID
Payload
Get
F0C
00
Set1
70C
See bits [7:0] of bitfield table.
Response
See bitfield table.
0000_0000h
Bit
[31:2]
[1]
[0]
Table 411. DigIn EAPD Command Response Format
Bitfield Name
RW
Reset
Description
Rsvd2
R
0x0
Reserved
Data
EAPD value reflected on the EAPD pin.
0 = power down external amplifier;
1 = power up external amplifier if PwrState <
RW
0x0
0x2. If PwrState > = 0x2, Pin47 is Hi-Z.
An external pull-down is required if EAPD
must be low when Pin Widget is powered
down.
Rsvd1
R
0x0
Reserved
IDT™
170
4-CHANNEL HD AUDIO CODEC WITH QUAD DIGITAL MICROPHONE INTERFACE
92HD005/92HD005D
V 1.0 12/06