CS47L35 datasheet(116/300 Pages) CIRRUS

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116

DS1085F3

CS47L35

4.7 Digital Audio Interface Control

The AIF2 master/slave control registers are described in Table 4-36.

The AIF3 master/slave control registers are described in Table 4-37.

R1282 (0x0502)

AIF1_Rx_Pin_Ctrl

3AIF1_

LRCLK_

ADV

AIF1 Audio Interface LRCLK Advance

0 = Normal

1 = AIF1LRCLK transition is advanced to the previous BCLK phase

2AIF1_

LRCLK_INV

AIF1 Audio Interface LRCLK Invert

0 = AIF1LRCLK not inverted

1 = AIF1LRCLK inverted

1AIF1_

LRCLK_

FRC

AIF1 Audio Interface LRCLK Output Control

0 = Normal

1 = AIF1LRCLK always enabled in Master Mode

0AIF1_

LRCLK_

MSTR

AIF1 Audio Interface LRCLK Master Select

0 = AIF1LRCLK Slave Mode

1 = AIF1LRCLK Master Mode

Table 4-36. AIF2 Master/Slave Control

Label

Default

Description

R1344 (0x0540)

AIF2_BCLK_Ctrl

7AIF2_BCLK_

INV

AIF2 Audio Interface BCLK Invert

0 = AIF2BCLK not inverted

1 = AIF2BCLK inverted

6AIF2_BCLK_

FRC

AIF2 Audio Interface BCLK Output Control

0 = Normal

1 = AIF2BCLK always enabled in Master Mode

5AIF2_BCLK_

MSTR

AIF2 Audio Interface BCLK Master Select

0 = AIF2BCLK Slave Mode

1 = AIF2BCLK Master Mode

R1346 (0x0542)

AIF2_Rx_Pin_Ctrl

3AIF2_

LRCLK_ADV

AIF2 Audio Interface LRCLK Advance

0 = Normal

1 = AIF2LRCLK transition is advanced to the previous BCLK phase

2AIF2_

LRCLK_INV

AIF2 Audio Interface LRCLK Invert

0 = AIF2LRCLK not inverted

1 = AIF2LRCLK inverted

1AIF2_

LRCLK_FRC

AIF2 Audio Interface LRCLK Output Control

0 = Normal

1 = AIF2LRCLK always enabled in Master Mode

0AIF2_

LRCLK_

MSTR

AIF2 Audio Interface LRCLK Master Select

0 = AIF2LRCLK Slave Mode

1 = AIF2LRCLK Master Mode

Table 4-37. AIF3 Master/Slave Control

Label

Default

Description

R1408 (0x0580)

AIF3_BCLK_Ctrl

7AIF3_BCLK_

INV

AIF3 Audio Interface BCLK Invert

0 = AIF3BCLK not inverted

1 = AIF3BCLK inverted

6AIF3_BCLK_

FRC

AIF3 Audio Interface BCLK Output Control

0 = Normal

1 = AIF3BCLK always enabled in Master Mode

5AIF3_BCLK_

MSTR

AIF3 Audio Interface BCLK Master Select

0 = AIF3BCLK Slave Mode

1 = AIF3BCLK Master Mode

Table 4-35. AIF1 Master/Slave Control (Cont.)

Label

Default

Description

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