WM8580 datasheet(86/97 Pages) WOLFSON

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WM8580

Production Data

PD Rev 4.3 August 2007

ADDRESS

BIT

LABEL

DEFAULT

DESCRIPTION

3:0

GPO1OP[3:0]

0000

7:4

GPO2OP[3:0]

0001

0000 = INT_N

0001 = V

0010 = U

0011 = C

0100 = P

0101 = SFRM_CLK

0110 = 192BLK

0111 = UNLOCK

1000 = CSUD

1001 = Invalid

1010 = ZFLAG

1011 = NON_AUDIO

1100 = CPY_N

1101 = DEEMP

1110 = Set GPO as S/PDIF input (standard CMOS input buffer).

Only applicable for GPO3/4/5.

1111 = Set GPO as S/PDIF input (‘comparator’ input for AC

coupled consumer S/PDIF signals). Only applicable for GPO3/4/5

R38

GPO1

26h

FILLMODE

Fill Mode Overwrite Configuration

Determines S/PDIF receiver action when TRANS_ERR or

INVALID flag is masked and error condition sets the flag:

0 = Data from S/PDIF receiver is overwritten with last valid

data sample when flag is set.

1 = Data from S/PDIF receiver is overwritten as all zeros

when flag is set.

3:0

GPO3OP[3:0]

0010

7:4

GPO4OP[3:0]

0011

0000 = INT_N

0001 = V

0010 = U

0011 = C

0100 = P

0101 = SFRM_CLK

0110 = 192BLK

0111 = UNLOCK

1000 = CSUD

1001 = Invalid

1010 = ZFLAG

1011 = NON_AUDIO

1100 = CPY_N

1101 = DEEMP

1110 = Set GPO as S/PDIF input (standard CMOS input buffer).

Only applicable for GPO3/4/5.

1111 = Set GPO as S/PDIF input (‘comparator’ input for AC

coupled consumer S/PDIF signals). Only applicable for GPO3/4/5

R39

GPO2

27h

ALWAYSVALID

Automatic Error Handling Configuration for INVALID Flag

0 = INVALID flag automatic error handling enabled.

1 = INVALID flag automatic error handling disabled.

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