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AD1892
REV. 0
–15–
NLOCK
CH. STATUS
(INTERRUPT
(MIERROR
STCHANNEL
ERROR
PARITY
VCODING
RESERVED
RESERVED
RESERVED
RESERVED
RESERVED
FSAMPLE
RESERVED
RESERVED
NOT DEFINED
USER BIT
MANAGEMENT
LOCKED/
PRE-EMPHASIS
PRE-EMPHASIS
NAUDIO/
CON/
PRO
CHANNEL
MODE
RESERVED
WORD
WORD
WORD
AUX USE
AUX USE
AUX USE
RESERVED
RESERVED
NOT DEFINED
NOT DEFINED
NOT DEFINED
NOT DEFINED
NOT DEFINED
NOT DEFINED
NOT DEFINED
NOT DEFINED
NOT DEFINED
ADDRESS
D7
D6
D5
D4
D3
D2
D1
D0
00 0000
00 0001
00 0010
00 0011
00 0100
00 0101
00 0110
00 0111
00 1000
00 1001
00 1010
00 1011
00 1100
00 1101
00 1110
00 1111
STATUS REGISTER 0
CHANNEL STATUS BYTE 0
Q-CHANNEL SUBCODE BYTE 0
STATUS REGISTER 1
CHANNEL STATUS BYTE 1
CHANNEL STATUS BYTE 2
CHANNEL STATUS BYTE 3
Q-CHANNEL SUBCODE BYTE 1
Q-CHANNEL SUBCODE BYTE 2
Q-CHANNEL SUBCODE BYTE 3
Q-CHANNEL SUBCODE BYTE 4
Q-CHANNEL SUBCODE BYTE 5
Q-CHANNEL SUBCODE BYTE 6
Q-CHANNEL SUBCODE BYTE 7
Q-CHANNEL SUBCODE BYTE 8
Q-CHANNEL SUBCODE BYTE 9
STATUS BUFFER – 16 BYTES PRO MODE
NOT DEFINED
NOT DEFINED
NOT DEFINED
NOT DEFINED
NOT DEFINED
NOT DEFINED
NOT DEFINED
NOT DEFINED
NOT DEFINED
NOT DEFINED
NOT DEFINED
NOT DEFINED
NOT DEFINED
NOT DEFINED
NOT DEFINED
NOT DEFINED
NOT DEFINED
NOT DEFINED
NOT DEFINED
NOT DEFINED
NOT DEFINED
NOT DEFINED
NOT DEFINED
NOT DEFINED
NOT DEFINED
NOT DEFINED
NOT DEFINED
NOT DEFINED
NOT DEFINED
NOT DEFINED
NOT DEFINED
NOT DEFINED
NOT DEFINED
NOT DEFINED
NOT DEFINED
NOT DEFINED
NOT DEFINED
NOT DEFINED
NOT DEFINED
NOT DEFINED
NOT DEFINED
NOT DEFINED
NOT DEFINED
NOT DEFINED
NOT DEFINED
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NOT DEFINED
NOT DEFINED
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NOT DEFINED
NOT DEFINED
NOT DEFINED
NOT DEFINED
NOT DEFINED
NOT DEFINED
NOT DEFINED
NOT DEFINED
NOT DEFINED
NOT DEFINED
NOT DEFINED
NOT DEFINED
NOT DEFINED
NOT DEFINED
NOT DEFINED
NOT DEFINED
NOT DEFINED
NOT DEFINED
NOT DEFINED
RESERVED
RESERVED
RESERVED
RESERVED
RESERVED
CHANNEL
MODE
CHANNEL
MODE
CHANNEL
MODE
USER BIT
MANAGEMENT
USER BIT
MANAGEMENT
USER BIT
MANAGEMENT
FSAMPLE
PRE-EMPHASIS
NOT DEFINED
NOT DEFINED
NOT DEFINED
Figure 23. Status Registers–Professional Mode
A detailed description of Status Registers 0 and 1 is given in
Figure 24. Note that the bits in Status Register 0 and 1 are
sticky and are cleared following a read cycle.
NO PHASE
LOCK
CH. STATUS
CRC ERROR
INTERRUPT
(MIRRORS PIN)
ERROR
(MIRRORS PIN)
CH. STATUS
CHANGE
VALIDITY
ERROR
PARITY
ERROR
CODING
VIOLATION
STATUS REGISTER 0
00 0000
ADDRESS
D7
D6
D5
D4
D3
D2
D1
D0
HI = CRC ERROR
LO = NO CRC ERROR
STICKY, CLEARED ON READ
PROFESSIONAL MODE ONLY
HI = NO LOCK
LO = LOCK
STICKY, CLEARED ON READ
HI = CS CHANGE BLOCK-TO-BLOCK
LO = NO CS CHANGE BLOCK-TO-BLOCK
STICKY, CLEARED ON READ
HI = INCOMING V BIT HI
LO = INCOMING V BIT LO
STICKY, CLEARED ON READ
HI = COMPUTED EVEN PARITY ERROR ON
32-BIT INCOMING WORD
LO = NO COMPUTED EVEN PARITY ERROR
STICKY, CLEARED ON READ
HI = BIPHASE-MARK CODING VIOLATION–
NOT INCLUDING PREAMBLES
LO = NO CODING VIOLATION
STICKY, CLEARED ON READ
HI = TRACK NUMBER CHANGE OR CHANNEL STATUS CHANGE
LO = NO TRACK NUMBER CHANGE OR CHANNEL STATUS CHANGE
STICKY, CLEARED ON READ
HI = PARITY ERROR OR VALIDITY ERROR
LO = NO PARITY ERROR OR VALIDITY ERROR
STICKY, CLEARED ON READ
DAT
START ID
Q-CHANNEL
CRC ERROR
Q-CHANNEL
BLOCK START
RESERVED
RESET TO 0
RESERVED
RESET TO 0
STATUS REGISTER 1
00 0001
RESERVED
RESET TO 0
RESERVED
RESET TO 0
RESERVED
RESET TO 0
ADDRESS
D7
D6
D5
D4
D3
D2
D1
D0
HI = CRC ERROR
LO = NO CRC ERROR
STICKY, CLEARED ON READ
CONSUMER MODE ONLY
HI = DAT START ID (WHEN CATEGORY CODE = 1100000 AND RIGHT CHANNEL SUBFRAME U BIT = 1)
LO = NO DAT START ID
STICKY, CLEARED ON READ
CONSUMER MODE ONLY
HI = Q-CHANNEL SUBCODE BLOCK BOUNDARY ENCOUNTERED
LO = NO Q-CHANNEL SUBCODE BLOCK BOUNDARY ENCOUNTERED
STICKY, CLEARED ON READ
CONSUMER MODE ONLY
Figure 24. Status Register Bit Maps