AS3543-ECTP datasheet(54/92 Pages) AMSCO

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11 Register Definition

Table 43. I2C Register Overview

Addr

Name

Audio Registers

00h

reserved

01h

reserved

02h

OUT_R

LOUT

0: HP;

1: LOUT

MUX_C<1:0>

0: SUM; 1: DAC;

2: LIN1(2); 3: MIC

OUTR_VOL<4:0>

Gain from MUX_C to HPR/LOUTR= -40.5dB...+6dB

03h

OUT_L

MUTE_K_ON

STAGE_ON

HPDET_ON

OUTL_VOL<4:0>

Gain from MUX_C to HPL/LOUTL= -40.5dB…+6dB

04h

reserved

05h

reserved

06h

MIC_R

MIC_MODE

0: MonoDiff

1: SingleEnd

PRE_GAIN<1:0>

0: 30dB; 1: 36dB;

2: 42dB; 3: reserved

MICR_VOL<4:0>

Gain from MicAmp (N4) to Mixer (N12) = -40.5dB...+6dB

07h

MIC_L

MSUP_OFF

MUTE_D_ON

MICL_VOL<4:0>

Gain from MicAmp (N4) to Mixer (N13) = -40.5dB...+6dB

08h

reserved

09h

reserved

0Ah

LINE_IN_R

LI_HIQ

0: LowPwr

1: HiQuality

MUX_E

0: LIN1

1: LIN2

MUTE_B_OFF

LIR_VOL<4:0>

Gain from MUX_E (N27) to Mixer (N10) = -40.5dB...+6dB

0Bh

LINE_IN_L

LO_DISCHG_O

LI_MODE

0: stereo

1: mono

MUTE_G_OFF

LIL_VOL<4:0>

Gain from MUX_E (N28) to Mixer (N17) = -40.5dB...+6dB

0Ch

reserved

0Dh

reserved

0Eh

DAC_R

DAR_VOL<4:0>

Gain from DAC (N19) to Mixer (N23) = -40.5dB…+6dB

0Fh

DAC_L

MUTE_H_OFF

DAL_VOL<4:0>

Gain from DAC (N22) to Mixer (N26) = -40.5dB…+6dB

10h

ADC_R

MUX_A<1:0>

0: MIC; 1: LIN1;

2: LIN2; 3: SUM

ADR_VOL<4:0>

Gain from MUX_A to ADC/Mixer (N9) = -34.5dB...+12dB

11h

ADC_L

ADC_MODE<1:0>

0: Fdac/2; 1: Fdac/4;

2,3: Fdac/1

MUTE_A_OFF

ADL_VOL<4:0>

Gain from MUX_A to ADC/Mixer (N18) = -34.5dB...+12dB

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