WM8804GEDS/V View Datasheet(PDF) - Cirrus Logic
Part Name
Description
MFG CO.
'WM8804GEDS/V' PDF : 66 Pages View PDF
WM8804
Production Data
REGISTER BIT
ADDRESS
R13
0
RXCHAN1
0Dh
(read-only)
LABEL
CON/PRO
CHANNEL
STATUS
BIT
0
DEFAULT
0
1
AUDIO_N
1
0
2
CPY_N
2
0
3
DEEMPH
3
0
5:4
Reserved
5:4
00
7:6 CHSTMODE
7:6
00
[1:0]
Table 40 S/PDIF Receiver Channel Status Register 1
DESCRIPTION
Use Of Channel Status Block
0 = Consumer Mode
1 = Professional Mode
The WM8804 is a consumer mode device.
Detection of professional mode may give
erroneous behaviour.
Linear PCM Identification
0 = Data word represents audio PCM
samples.
1 = Data word does not represent audio
PCM samples.
Copyright Information
0 = Copyright is asserted for Rx data.
1 = Copyright is not asserted for Rx data.
Additional Format Information
0 = Recovered S/PDIF data has no pre-
emphasis.
1 = Recovered S/PDIF data has pre-
emphasis.
Reserved for additional de-emphasis modes.
Channel Status Mode
00 = Only valid mode for consumer
applications.
REGISTER BIT
ADDRESS
R14
7:0
RXCHAN2
0Eh
(read-only)
LABEL
CATCODE
[7:0]
CHANNEL
STATUS
BIT
15:8
DEFAULT
DESCRIPTION
00000000
Category Code
Refer to S/PDIF specification (IEC 60958-3)
for full details.
0x00h indicates “general” mode.
Table 41 S/PDIF Receiver Channel Status Register 2
REGISTER
ADDRESS
R15
RXCHAN3
0Fh
(read-only)
BIT
LABEL
CHANNEL DEFAULT
STATUS
BIT
3:0
SRCNUM
19:16
0000
[3:0]
5:4 CHNUM1[1:0]
21:20
00
7:6 CHNUM2[1:0]
23:22
00
Table 42 S/PDIF Receiver Channel Status Register 3
DESCRIPTION
S/PDIF Source Number
Refer to S/PDIF specification (IEC 60958-3)
for full details.
Channel Number for Sub-frame 1
00 = do not use channel number
01 = channel 1 to left channel
10 = channel 1 to right channel
Channel Number for Sub-frame 2
00 = do not use channel number
01 = channel 2 to left channel
10 = channel 2 to right channel
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PD, Rev 4.5, March 2009
36
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