CS42518 Datasheet, PDF (67/91 Pages) Cirrus Logic – 110 dB, 192 kHz 8-Ch Codec with S/PDIF Receiver

CS42518
6.24 Receiver Channel Status (address 25h) (Read Only)
7
AUX3
6
AUX2
5
AUX1
4
AUX0
3
PRO
2
AUDIO
1
COPY
0
ORIG
The bits in this register can be associated with either channel A or B of the received data. The desired channel is
selected with the CHS bit of the Channel Status Data Buffer Control register.
6.24.1 AUXILIARY DATA WIDTH (AUXX)
Default = xxxx
Function:
Displays the incoming auxiliary data field width, as indicated by the incoming channel status bits, de-
coded according to IEC60958.
AUX3
0
0
0
0
0
0
0
0
1
1
AUX2
0
0
0
0
1
1
1
1
0
0
AUX1
0
0
1
1
0
0
1
1
0
0
AUX0
0
1
0
1
0
1
0
1
0
1
Description
Auxiliary data is not present
Auxiliary data is 1 bit long
Auxiliary data is 2 bit long
Auxiliary data is 3 bit long
Auxiliary data is 4 bit long
Auxiliary data is 5 bit long
Auxiliary data is 6 bit long
Auxiliary data is 7 bit long
Auxiliary data is 8 bit long
1001 - 1111 is Reserved
Table 20. Auxiliary Data Width Selection
6.24.2 CHANNEL STATUS BLOCK FORMAT (PRO)
Default = x
Function:
Indicates the channel status block format.
6.24.3 AUDIO INDICATOR (AUDIO)
Default = x
Function:
A ‘0’ indicates that the received data is linearly coded PCM audio. A ‘1’ indicates that the received
data is not linearly coded PCM audio.
6.24.4 SCMS COPYRIGHT (COPY)
Default = x
Function:
A ‘0’ indicates that copyright is not asserted, while a ‘1’ indicates that copyright is asserted. If the cat-
egory code is set to General in the incoming S/PDIF digital stream, copyright will always be indicated
by COPY, even when the stream indicates no copyright.
6.24.5 SCMS GENERATION (ORIG)
Default = x
DS584PP5
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