Production Data WM8804
w
PD Rev 4.1 September 2007
33
REGISTER
ADDRESS
BIT LABEL CHANNEL
STATUS
BIT
DEFAULT DESCRIPTION
3:0 SRCNUM
[3:0]
19:16 0000 Source Number
Refer to S/PDIF specification (IEC 60958-3) for full
details.
Channel Number for Subframe 1
CHNUM1 Channel Status Bits[21:20] Function
00 Do not use channel number
01 Send to Left Channel
10 Send to Right Channel
5:4 CHNUM1[1:0] 00
11 Do not use channel number
Channel Number for Subframe 2
CHNUM2 Channel Status Bits[23:22] Function
00 Do not use channel number
01 Send to Left Channel
10 Send to Right Channel
R20
SPDTX3
14h
7:6 CHNUM2[1:0]
21:20
23:22
00
11 Do not use channel number
Table 36 S/PDIF Transmitter Channel Status Bit Control Register 3
REGISTER
ADDRESS
BIT LABEL CHANNEL
STATUS
BIT
DEFAULT DESCRIPTION
3:0 FREQ[3:0] 27:24 0001 Indicated Sampling Frequency
Refer to S/PDIF specification (IEC 60958-3)
for full details.
0001 = Sampling Frequency not indicated.
R21
SPDTX4
15h
5:4 CLKACU[1:0] 29:28 11 Clock Accuracy of Transmitted Clock
00 = Level II
01 = Level I
10 = Level III
11 = Interface frame rate not matched to
sampling frequency.
Table 37 S/PDIF Transmitter Channel Status Bit Control Register 4
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