Production Data
WM8805
REGISTER
ADDRESS
BIT
LABEL
DEFAULT
DESCRIPTION
UNLOCK Update Signal
R11
0
UPD_UNLOCK
-
INTSTAT
0Bh
0 = INT_N not caused by a toggle of UNLOCK
flag
1 = INT_N caused by a toggle of UNLOCK flag
INVALID Flag Interrupt Signal
(read-only)
1
2
3
4
INT_INVALID
INT_CSUD
-
-
-
-
0 = INT_N not caused by INVALID flag
1 = INT_N caused by INVALID flag
INT_CSUD Interrupt Signal
0 = INT_N not caused by CSUD flag
1 = INT_N caused by CSUD flag
INT_TRANS_ERR
UPD_NON_AUDIO
TRANS_ERR Flag Interrupt Signal
0 = INT_N not caused by TRANS_ERR flag
1 = INT_N caused by TRANS_ERR flag
NON_AUDIO Update Signal
0 = INT_N not caused by a toggle of AUDIO_N
or PCM_N flags
1 = INT_N caused by a toggle of AUDIO_N or
PCM_N flags
5
6
7
UPD_CPY_N
UPD_DEEMPH
UPD_REC_FREQ
-
-
-
CPY_N Update Signal
0 = INT_N not caused by a toggle of CPY_N
flag
1 = INT_N caused a toggle of CPY_N flag
DEEMPH Update Signal
0 = INT_N not caused by a toggle of DEEMPH
flag
1 = INT_N caused by a toggle of DEEMPH flag
REC_FREQ Update Signal
0 = INT_N not caused by a toggle of
REC_FREQ flag
1 = INT_N caused by a toggle of REC_FREQ
flag
R12
0
1
AUDIO_N
PCM_N
-
-
Audio Status Flag
SPDSTAT
0Ch
Recovered channel status bit-1.
0 = Data word represents audio PCM samples.
(read-only)
1 = Data word does not represent audio PCM
samples.
Non-PCM Flag
Indicates that non-audio code (defined in IEC-
61937) has been detected.
0 = Sync code not detected.
1 = Sync code detected – received data is not
audio PCM.
2
3
CPY_N
-
-
Non-Copyright Flag
Recovered Channel Status bit-2.
0 = Copyright is asserted for this data.
1 = Copyright is not asserted for this data.
De-emphasis Flag
DEEMPH
Recovered Channel Status bit-3.
0 = Copyright is asserted for this data.
1 = Copyright is not asserted for this data.
PD Rev 4.1 September 07
57
w
WOLFSON [ WOLFSON MICROELECTRONICS PLC ]
