WM9713 datasheet(91/111 Pages) WOLFSON

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Preliminary Technical Data

WM9713L

PTD, March 2004, Rev 2.2

ADDRESS

BIT

LABEL

DEFAULT

DESCRIPTION

REFER TO

RMU

1 (mute)

Mutes audio ADC input

GRL

0 (standard)

Selects gain range for PGA of left ADC.

0=0...+22.5dB in 1.5dB steps, 1=-17.25...+30dB in

0.75dB steps

13:8

RECVOLL

000000 (0dB)

Controls left ADC recording volume

0 (OFF)

Enables zero-cross detector

GRR

0 (standard)

Selects gain range for PGA of left ADC.

0=0...+22.5dB in 1.5dB steps, 1=-17.25...+30dB in

0.75dB steps

12h

5:0

RECVOLR

000000 (0dB)

Controls right ADC recording volume

Audio ADC,

Record Gain

ADDRESS

BIT

LABEL

DEFAULT

DESCRIPTION

REFER TO

15:14

R2H

11 (mute)

Controls record mux to headphone mixer paths.

00=stereo, 01=left ADC only, 10=right ADC only,

11=mute left and right

13:11

R2HVOL

010 (0dB)

Controls gain of record mux l/r to headphone

mixer paths

10:9

R2M

11 (mute)

Controls record mux to mono mixer path.

00=stereo, 01=left rec mux only, 10=right rec mux

only, 11=mute left and right

R2MBST

0 (OFF)

Enables 20dB gain boost for record mux to mono

mixer path

RECBST

0 (OFF)

Enables 20dB gain boost for ADC record path

5:3

RECSL

000 (mic)

Selects left record mux signal source: 000=MICA,

001=MICB, 010=LINEL, 011=MONOIN,

100=HPMIXL, 101=SPKMIC, 110=MONOMIX,

111=Zh

14h

2:0

RECSR

000 (mic)

Selects right record mux signal source:

000=MICA, 001=MICB, 010=LINER,

011=MONOIN, 100=HPMIXR, 101=SPKMIC,

110=MONOMIX, 111=Zh

Audio ADC,

Record

Selector

ADDRESS

BIT

LABEL

DEFAULT

DESCRIPTION

REFER TO

B2H

1 (mute)

Mutes PCBEEP to headphone mixer paths

14:12

B2HVOL

010 (0dB)

Controls gain of PCBEEP to headphone mixer

paths

B2S

1 (mute)

Mutes PCBEEP to speaker mixer path

10:8

B2SVOL

010 (0dB)

Controls gain of PCBEEP to speaker mixer path

B2M

1 (mute)

Mutes PCBEEP to mono mixer path

16h

6:4

B2MVOL

010 (0dB)

Controls gain of PCBEEP to mono mixer path

Analogue

Inputs,

PCBEEP Input

WM9713 Datasheet(PDF) 91 Page - Wolfson Microelectronics plc

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