GS2972 Datasheet, PDF (108/125 Pages) Semtech Corporation – 3G/HD/SD-SDI Serializer with Complete SMPTE Audio & Video Support

Table 4-35: SD Audio Core Configuration and Status Registers (Continued)
Address Register Name Bit Name
429h
CHANNEL_STATUS_
REG_10
ACSR_BYTE_18
ACSR_BYTE_17
42Ah
CHANNEL_STATUS_
REG_11
ACSR_BYTE_20
ACSR_BYTE_19
42Bh
CHANNEL_STATUS_
REG_12
ACSR_BYTE_22
ACSR_BYTE_21
42Ch
CHANNEL_STATUS_
REG_13
RSVD
ACSR_BYTE_23
42Dh to
43Fh
RSVD
RSVD
RSVD
440h
AUDIO_CTRL_
GRPA_REG_1
DEL1A_BYTE_1
EBIT1A
441h
442h
443h
444h
445h
AUDIO_CTRL_
GRPA_REG_2
AUDIO_CTRL_
GRPA_REG_3
AUDIO_CTRL_
GRPA_REG_4
AUDIO_CTRL_
GRPA_REG_5
AUDIO_CTRL_
GRPA_REG_6
RSVD
DEL1A_BYTE_2
RSVD
DEL1A_BYTE_3
RSVD
DEL2A_BYTE_1
EBIT2A
RSVD
DEL2A_BYTE_2
RSVD
DEL2A_BYTE_3
Bit
15-8
7-0
15-8
7-0
15-8
7-0
15-8
7-0
Description
Audio channel status block byte
18.
Audio channel status block byte
17.
Audio channel status block byte
20.
Audio channel status block byte
19.
Audio channel status block byte
22.
Audio channel status block byte
21.
Reserved.
Audio channel status block byte
23.
R/W Default
R/W
0
R/W
0
R/W
0
R/W
0
R/W
0
R/W
0
R/W
0
R/W
0
−
Reserved.
R
0
15-9 Reserved.
R
0
8-1
Primary Audio group delay data
for channel 1 byte 1.
R/W
0
Primary Audio group delay data
for channel 1.
0
HIGH - indicates delay specified at
DEL1A_BYTE_1 is valid. See
R/W
0
SMPTE ST 272 for additional
information.
15-9 Reserved.
R
0
8-0
Primary Audio group delay data
for channel 1 byte 2.
R/W
0
15-9 Reserved.
R
0
8-0
Primary Audio group delay data
for channel 1 byte 3.
R/W
0
15-9 Reserved.
R
0
8-1
Primary Audio group delay data
for channel 2 byte 1.
R/W
0
0
Primary Audio group delay data
valid flag for channel 2.
R/W
0
15-9 Reserved.
R
0
8-0
Primary Audio group delay data
for channel 2 byte 2.
R/W
0
15-9 Reserved.
R
0
8-0
Primary Audio group delay data
for channel 2 byte 3.
R/W
0
GS2972 3G/HD/SD-SDI Serializer with Complete
SMPTE Audio & Video Support
Final Data Sheet Rev. 9
GENDOC-047479 September 2013
www.semtech.com
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