CS42526_05 Datasheet, PDF (67/93 Pages) Cirrus Logic – 114 dB, 192 kHz 6-Ch Codec with S/PDIF Receiver

6.23.3 C-DATA BUFFER CONTROL (CAM)
Default = 0
0 - One byte mode
1 - Two byte mode
Function:
Sets the C-data buffer control port access mode.
CS42526
6.23.4 CHANNEL SELECT (CHS)
Default = 0
Function:
When set to ‘0’, channel A information is displayed in the receiver channel status register. Channel A
information is output during control port reads when CAM is set to ‘0’ (one byte mode).
When set to ‘1’, channel B information is displayed in the receiver channel status register. Channel B
information is output during control port reads when CAM is set to ‘0’ (one byte mode).
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
DS585F1
67