92HD005 Datasheet, PDF (161/205 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
Table 383. SPDIFIn VSR Command Response Format
Bit
Bitfield Name
RW
Reset
Description
Max Word Length
0 = maximum audio sample word length is
[8]
MaxWordLen
R
0x0
20 bits
1 = maximum audio sample word length is
24 bits
0 = normal behavior
[7]
IgnoreBlkSz
RW
0x0
1 = disable block size checking for
SPDIF_IN.
[6]
IgnoreV
RW
0x0
0 = Respond to SPDIF_IN Valid tag
1 = Ignore SPDIF_IN valid tag
0 = Auto mute when SPDIF stream marked
[5]
AutoMuteDis
RW
0x0
non PCM
1 = Auto Mute disabled.
SPDIF_IN Parity Limit: Loss of DPLL Lock
after
00 = 4 parity errors
01 = 3 parity errors
[4:3]
ParityLimit
RW
0x0
10 = 2 parity errors
11 = 1 parity errors
NEW LOCATION -- was at Register 72h,
Page 0, D13:12, moved as part of SPDIF In
consolidation
SPDIF IN Running
0 = no signal on pin 47
[2]
Running
R
0x0
1 = signal on pin 47
NEW LOCATION -- was at Register 72h,
Page 0, D2, moved as part of SPDIF In
consolidation
[1]
ParityErr
RW
0x0
SPDIF_IN PARITY ERROR. Set to clear.
Overlaps SIPERSTAT.
[0]
InvertCOPY
RW
0x0
Copyright invert bit.
IDT™
161
4-CHANNEL HD AUDIO CODEC WITH QUAD DIGITAL MICROPHONE INTERFACE
92HD005/92HD005D
V 1.0 12/06