WM8581 datasheet(28/94 Pages) WOLFSON

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WM8581

Product Preview

PP Rev 1.0 March 2006

ADDRESS

BIT

LABEL

DEFAULT

DESCRIPTION

1:0

PAIFRXFMT

[1:0]

PAIF Receiver Audio Data Format

Select

11: DSP Format

10: I

2S Format

01: Left justified

00: Right justified

3:2

PAIFRXWL

[1:0]

PAIF Receiver Audio Data Word

Length

11: 32 bits (see Note 1/2)

10: 24 bits

01: 20 bits

00: 16 bits

PAIFRXLRP

In LJ/RJ/I

2S modes

0 = LRCLK not inverted

1 = LRCLK inverted

In DSP Format:

0 = DSP Mode A

1 = DSP Mode B

R12

PAIF 3

0Ch

PAIFRXBCP

PAIF Receiver BCLK polarity

0 = BCLK not inverted

1 = BCLK inverted

1:0

PAIFTXFMT

[1:0]

PAIF Transmitter Audio Data Format

Select

11: DSP Format

10: I

2S Format

01: Left justified

00: Right justified

3:2

PAIFTXWL

[1:0]

PAIF Transmitter Audio Data Word

Length

11: 32 bits (see Note 1/2)

10: 24 bits

01: 20 bits

00: 16 bits

PAIFTXLRP

In LJ/RJ/I

2S modes

0 = LRCLK not inverted

1 = LRCLK inverted

In DSP Format:

0 = DSP Mode A

1 = DSP Mode B

R13

PAIF 4

0Dh

PAIFTXBCP

PAIF Receiver BCLK polarity

0 = BCLK not inverted

1 = BCLK inverted

1:0

SAIFFMT

[1:0]

SAIF Audio Data Format Select

11: DSP Format

10: I

2S Format

01: Left justified

00: Right justified

R14

SAIF 2

0Eh

3:2

SAIFWL

[1:0]

SAIF Audio Data Word Length

11: 32 bits (see Note 1/2)

10: 24 bits

01: 20 bits

00: 16 bits

WM8581 Datasheet(PDF) 28 Page - Wolfson Microelectronics plc

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