wm8580a Wolfson Microelectronics plc, wm8580a Datasheet - Page 93

• Manufacturer Part Number: wm8580a
• Description: Multichannel Codec With S/pdif Transceiver
• Manufacturer: Wolfson Microelectronics plc

Production Data
w
SPDRXCHAN 1
SPDRXCHAN 2
SPDRXCHAN 3
SPDRXCHAN 4
REGISTER
ADDRESS
R44
R45
2Dh
R46
2Eh
R47
2Fh
2C
BIT
5:4
7:6
7:0
3:0
5:4
7:6
3:0
2
3
4
5
6
7
0
1
2
3
UPD_NON_AUDIO
INT_TRANS_ERR
UPD_REC_FREQ
UPD_DEEMPH
CHNUM1[1:0]
CHNUM2[1:0]
UPD_CPY_N
CHSTMODE
FREQ[3:0]
CON/PRO
CATCODE
AUDIO_N
INT_CSUD
DEEMPH
Reserved
SRCNUM
LABEL
CPY_N
[1:0]
[7:0]
[3:0]
DEFAULT
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
CSUD flag interrupt signal
TRANS_ERR flag interrupt signal
NON_AUDIO update signal
CPY_N update signal
DEEMPH update signal
REC_FREQ update signal
0 = Consumer Mode
1 = Professional Mode
The WM8580 is a consumer mode device. Detection of
professional mode may give erroneous behaviour.
Linear PCM Identification
0 = Copyright is asserted for this data.
1 = Copyright is not asserted for this data.
0 = Recovered S/PDIF data has no pre-emphasis.
1 = Recovered S/PDIF data has pre-emphasis.
Reserved for additional de-emphasis modes.
00 = Only valid mode for consumer applications.
Category Code. Refer to S/PDIF specification for details.
00h indicates “general” mode.
Indicates S/PDIF source number.
Channel number for sub-frame 1.
00 = Take no account of channel number (channel 1 defaults to
left DAC)
Channel number for sub-frame 2.
00 = Take no account of channel number (channel 2 defaults to
left DAC)
Sampling Frequency Indicated
Refer to S/PDIF specification IEC60958-3 for details.
0001 = Sampling Frequency not indicated.
0 = INT_N not caused by CSUD flag
1 = INT_N caused by CSUD flag
0 = INT_N not caused by TRANS_ERR flag
1 = INT_N caused by TRANS_ERR flag
0 = INT_N not caused by update to NON_AUDIO flag
1 = INT_N caused by update to NON_AUDIO flag
0 = INT_N not caused by update to CPY_N flag
1 = INT_N caused by update to CPY_N flag
0 = INT_N not caused by update to DEEMPH flag
1 = INT_N caused by update to DEEMPH flag
0 = INT_N not caused by update to REC_FREQ flag
1 = INT_N caused by update to REC_FREQ flag
0 = Data word represents audio PCM samples.
1 = Data word does not represent audio PCM samples.
01 = channel 1 to left channel
10 = channel 1 to right channel
01 = channel 2 to left channel
10 = channel 2 to right channel
DESCRIPTION
PD, Rev 4.7, March 2009
WM8580
93