STAC9271 Datasheet, PDF (105/223 Pages) Integrated Device Technology – 10-CHANNEL HIGH DEFINITION AUDIO CODEC

STAC9271/9272/9273/9274
10-CHANNEL HIGH DEFINITION AUDIO CODEC
PC AUDIO
Bit
[7]
[6]
[5]
[4.:3]
[2]
[1]
[0]
Table 205. SPDIFIn VCSR0 Command Response Format
Bitfield Name
RW
Reset
Description
NOBLKCH
RW
0x0
0 = normal behavior
1 = disable block size checking for spdif_in.
VI
RW
0x0
0 = Respond to SPDIF_IN Valid tag
1 = Ignore SPDIF_IN valid tag
AMuteDis
0= Auto mute when SPDIF stream marked
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
SPL
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
SPRun
SPDIF IN Running
0= no signal on pin 47
R
0x0
1= signal on pin 47
NEW LOCATION -- was at Register 72h,
Page 0, D2, moved as part of SPDIF In
consolidation
SIPER
SPDIF_IN PARITY ERROR. Set to clear.
RW
0x0
`Overlaps SIPERSTAT'. Overlaps
SIPERSTAT.
COPYINV
RW
0x0
Copyright invert bit.
6.13. PortA Node (NID = 0x0A)
6.13.1. PortA WCap
Get
Table 206. PortA WCap Command Verb Format
Verb ID
Payload
F00
09
Response
See bitfield table.
IDT™ 10-CHANNEL HIGH DEFINITION AUDIO CODEC
105
IDT CONFIDENTIAL
STAC9271/9272/9273/9274 V 1.0 MARCH2007