STW5098 datasheet(41/86 Pages) STMICROELECTRONICS

41 / 86 page

Control registers

STw5098

40/85

2MICMUTE

Microphone preamplifiers are muted

Microphone preamplifiers are not muted

1-0

MICSEL(1:0)

Input pins connected to microphone preamplifiers (if MICMUTE=0)

MIC

(MICLP-MICLN, MICRP-MICRN)

AUX1

(AUX1L, AUX1R)

AUX2

(AUX2LP-AUX2LN, AUX2RP-AUX2RN)

AUX3

(AUX3L, AUX3R)

Table 17.

CR19 description

Bits

Name

Value

CR19 Description

Def.

7-6

VCML(1:0)

Common mode voltage level for line out and headphones drivers

1.20 V

1.35 V (default)

1.50 V

1.65 V

4MUTELO

Line out drivers are muted

Line out drivers are not muted

3MUTEHP

Headphones drivers (HP) are muted

Headphones drivers (HP) are not muted

1EARLIM

EAR/LS driver gain is limited when VCCLS is above 4.2V typ

EAR/LS driver (LS) gain is not limited

2LSLIM

1-0

1EARSEL(1:0)

Mute Loudspeaker driver (LS) is muted

Right Right channel mixer only connected to loudspeaker driver

Left

Left channel mixer only connected to loudspeaker driver

Mono (Left + Right)/2 channel mixers connected to loudspeaker

driver

2LSSEL(1:0)

Table 16.

CR18 description

Bits

Name

Value

CR18 description

Def.

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