WM8960 datasheet(72/92 Pages) WOLFSON

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WM8960

Production Data

PD, August 2013, Rev 4.2

ADDRESS

BIT

LABEL

DEFAULT

DESCRIPTION

REFER TO

R10 (0Ah)

Left DAC

Volume

DACVU

N/A

DAC Volume Update

Writing a 1 to this bit will cause left and right

DAC volumes to be updated (LDACVOL and

RDACVOL)

Output Signal

Path

7:0

LDACVOL[7:0]

11111111

Left DAC Digital Volume Control

0000 0000 = Digital Mute

0000 0001 = -127dB

0000 0010 = -126.5dB

... 0.5dB steps up to

1111 1111 = 0dB

Output Signal

Path

R11 (0Bh)

Right DAC

Volume

DACVU

N/A

DAC Volume Update

Writing a 1 to this bit will cause left and right

DAC volumes to be updated (LDACVOL and

RDACVOL)

Output Signal

Path

7:0

RDACVOL[7:0]

11111111

Right DAC Digital Volume Control

0000 0000 = Digital Mute

0000 0001 = -127dB

0000 0010 = -126.5dB

... 0.5dB steps up to

1111 1111 = 0dB

Output Signal

Path

R12 (0Ch)

8:0

000000000

Reserved

R13 (0Dh)

8:0

000000000

Reserved

R14 (0Eh)

8:0

000000000

Reserved

R15 (0Fh)

Reset

8:0

Reset

N/A

Writing to this register resets all registers to their

default state.

R16 {10h)

3D Control

Reserved

3DUC

3D Enhance Filter Upper Cut-Off Frequency

0 = High (Recommended for fs>=32kHz)

1 = Low (Recommended for fs<32kHz)

Output Signal

Path

3DLC

3D Enhance Filter Lower Cut-Off Frequency

0 = Low (Recommended for fs>=32kHz)

1 = High (Recommended for fs<32kHz)

Output Signal

Path

4:1

3DDEPTH[3:0]

0000

3D Stereo Depth

0000 = 0% (minimum 3D effect)

0001 = 6.67%

....

1110 = 93.3%

1111 = 100% (maximum 3D effect)

Output Signal

Path

3DEN

3D Stereo Enhancement Enable

0 = Disabled

1 = Enabled

Output Signal

Path

R17 (11h)

ALC (1)

8:7

ALCSEL[1:0]

ALC Function Select

00 = ALC off (PGA gain set by register)

01 = Right channel only

10 = Left channel only

11 = Stereo (PGA registers unused) Note:

ensure that LINVOL and RINVOL settings

(reg. 0 and 1) are the same before entering

this mode.

Automatic Level

Control

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