WM8580AGEFTV datasheet(67/106 Pages) WOLFSON

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Production Data

WM8580A

PD, Rev 4.9, November 2013

ADDRESS

BIT

LABEL

CHANNEL

STATUS

BIT

DEFAULT

DESCRIPTION

R46

SPDRXCHAN 3

2Eh

(read-only)

3:0

SRCNUM

[3:0]

19:16

Indicates S/PDIF source number.

Refer to S/PDIF specification IEC60958-3 for

details.

5:4

CHNUM1[1:0]

21:20

Channel number for sub-frame 1.

00 = Take no account of channel number

(channel 1 defaults to left DAC)

01 = channel 1 to left channel

10 = channel 1 to right channel

7:6

CHNUM2[1:0]

23:22

Channel number for sub-frame 2.

00 = Take no account of channel number

(channel 2 defaults to left DAC)

01 = channel 2 to left channel

10 = channel 2 to right channel

Table 64 S/PDIF Receiver Channel Status Register 3

ADDRESS

BIT

LABEL

CHANNEL

STATUS

BIT

DEFAULT

DESCRIPTION

R47

SPDRXCHAN 4

2Fh

(read-only)

3:0

FREQ[3:0]

27:24

Sampling Frequency Indicated.

Refer to S/PDIF specification IEC60958-3 for

details.

5:4

CLKACU[1:0]

29:28

Clock Accuracy of received clock.

00 = Level II

01 = Level I

10 = Level III

11 = Interface frame rate not matched to

sampling frequency.

Table 65 S/PDIF Receiver Channel Status Register 4

ADDRESS

BIT

LABEL

CHANNEL

STATUS

BIT

DEFAULT

DESCRIPTION

R48

SPDRXCHAN 5

30h

(read-only)

MAXWL

Maximum Audio sample word length

0 = 20 bits

1 = 24 bits

3:1

RXWL[2:0]

35:33

Audio Sample Word Length.

000: Word Length Not Indicated

RXWL[2:0]

MAXWL==1

MAXWL==0

001

20 bits

16 bits

010

22 bits

18 bits

100

23 bits

19 bits

101

24 bits

20 bits

110

21 bits

17 bits

All other combinations are reserved and may

give erroneous operation. Data will be

truncated internally when these bits are set

unless WL_MASK is set.

7:4

ORGSAMP

[3:0]

39:36

Original Sampling Frequency. Refer to

S/PDIF specification IEC60958-3 for details.

0000 = original sampling frequency not

indicated

Table 66 S/PDIF Receiver Channel Status Register 5

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