WM8351 datasheet(70/330 Pages) WOLFSON

70 / 330 page

WM8351

Production Data

PD, April 2012, Rev 4.5

ADDRESS

BIT

LABEL

DEFAULT

DESCRIPTION

R9 (09h)

Power Mgmt

MIXINR_ENA

Right input mixer enable

0 = disabled

1 = enabled

MIXINL_ENA

Left input mixer enable

0 = disabled

1 = enabled

R98 (62h)

Input mixer

volume for left

channel

INL_MIXINL_V

Boost enable for left channel input PGA:

0 = PGA output has +0dB gain through

input record mixer.

1 = PGA output has +20dB gain through

input record mixer.

3:1

IN2L_MIXINL_

VOL [2:0]

000

IN2L amplifier volume control to right input

mixer.

000 = Path disabled (disconnected)

001 = -12dB gain through mixer

010 = -9dB gain through mixer

…

111 = +6dB gain through mixer

11:9

IN3L_MIXINL_

VOL

000

IN3L amplifier volume control to right input

mixer.

000 = Path disabled (disconnected)

001 = -12dB gain through mixer

010 = -9dB gain through mixer

…

111 = +6dB gain through mixer

R99 (63h)

Input mixer

volume for

right channel

INR_MIXINR_

VOL

Boost enable for right channel input PGA:

0 = PGA output has +0dB gain through

input record mixer.

1 = PGA output has +20dB gain through

input record mixer.

7:5

IN2R_MIXINR_

VOL [2:0]

000

IN2R amplifier volume control to right

input mixer.

000 = Path disabled (disconnected)

001 = -12dB gain through mixer

010 = -9dB gain through mixer

…

111 = +6dB gain through mixer

15:13

IN3R_MIXINR_

VOL [2:0]

000

IN3R amplifier volume control to right

input mixer.

000 = Path disabled (disconnected)

001 = -12dB gain through mixer

010 = -9dB gain through mixer

…

111 = +6dB gain through mixer

R100 (64h)

OUT4 Mixer

Control

OUT4_MIXIN_

DST

Select routing of OUT4 to input mixers.

0 = OUT4 to left input mixer.

1 = OUT4 to right input mixer.

3:1

OUT4_MIXIN_

VOL [2:0]

000

Controls the gain of OUT4 to left and right

input mixers:

000 = Path disabled (left and right mute)

001 = -12dB gain through boost stages

010 = -9dB gain through boost stages

….

111 = +6dB gain through boost stages

Table 25 Input Mixer Control

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