STW5095T datasheet(31/69 Pages) STMICROELECTRONICS

31 / 69 page

STw5095

4 Control Registers

31/69

Bits

Name

Value

CR18 Description

Def.

6IN2VCM

Unused Analog input pins are biased to Common Mode voltage

Unused Analog input pins are in high impedance state

5LINMUTE

Line In Preamplifiers are muted

Line In Preamplifiers are not muted

4-3

LINSEL(1:0)

Input Pins connected to Line In Preamplifiers (if LINMUTE=0)

2MICMUTE

Microphone Preamplifiers are muted

Microphone Preamplifiers are not muted

1-0

MICSEL(1:0)

Input Pins connected to Microphone Preamplifiers (if MICMUTE=0)

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

2LSLIM

Loudspeaker Driver (LS) gain is limited when VCCLS is above 4.2V

typ

Loudspeaker Driver (LS) gain is not limited

1-0

LSSEL(1:0)

LINEIN

(LINEINL, LINEINR)

AUX1

(AUX1L, AUX1R)

AUX2

(AUX2LP-AUX2LN, AUX2RP-AUX2RN)

AUX3

(AUX3L, AUX3R)

MIC

(MICLP-MICLN, MICRP-MICRN)

AUX1

(AUX1L, AUX1R)

AUX2

(AUX2LP-AUX2LN, AUX2RP-AUX2RN)

AUX3

(AUX3L, AUX3R)

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

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