GS2971A Datasheet, PDF (134/152 Pages) Gennum Corporation – Integrated audio clock generator

Table 4-29:HD and 3G Audio Core Configuration and Status Registers (Continued)
Address
20Ah
Register Name Bit Name
OUTPUT_SEL_1
RSVD
OP4_SRC
20Bh
OP3_SRC
OP2_SRC
OP1_SRC
OUTPUT_SEL_2
RSVD
OP8_SRC
20Ch -
21Fh
220h
RSVD
AFNA
OP7_SRC
OP6_SRC
OP5_SRC
RSVD
RSVD
AFNA
Bit Description
15-12
11-9
8-6
5-3
2-0
15-12
11-9
8-6
5-3
2-0
−
Reserved.
Output channel 4 source selector.
000: Primary audio group channel 1
001: Primary audio group channel 2
010: Primary audio group channel 3
011: Primary audio group channel 4
100: Secondary audio group
channel 1
101: Secondary audio group
channel 2
110: Secondary audio group
channel 3
111: Secondary audio group
channel 4
Output channel 3 source selector
(Decode as above).
Output channel 2 source selector
(Decode as above).
Output channel 1 source selector
(Decode as above).
Reserved.
Output channel 8 source selector.
000: Primary audio group channel 1
001: Primary audio group channel 2
010: Primary audio group channel 3
011: Primary audio group channel 4
100: Secondary audio group
channel 1
101: Secondary audio group
channel 2
110: Secondary audio group
channel 3
111: Secondary audio group
channel 4
Output channel 7 source selector
(Decode as above).
Output channel 6 source selector
(Decode as above).
Output channel 5 source selector
(Decode as above).
Reserved.
15-9
8-0
Reserved.
Primary group audio frame
number.
R/W
R
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
−
R/W
R
Default
0
3
2
1
0
0
7
6
5
4
−
0
0
GS2971A 3Gb/s, HD, SD SDI Receiver
Data Sheet
54311 - 2
September 2012
134 of 152