AS3543 datasheet(55/92 Pages) AMSCO

55 / 92 page

12h

DAC_IF

I2S_DIRECT

I2S_LOOP

I2S_ATTEN

0: NoAtten

1: AttenON

SDI_ATTEN<4:0>

Attenuation of I2S input data = -48dB...-1.5dB

13h

reserved

14h

AudioSet1

ADC_ON

DAC_ON

DAC_GST_ON

LIN_ON

MIC_ON

15h

AudioSet2

BIAS_OFF

SUM_OFF

SUM_AGC_OF

SUM_HP_HIQ

GAIN_STEP<1:0>

0: 2ms; 1: 4ms;

2: 8ms; 3: no control

VMICS<1:0>

0: VDD17*20/17, 1: VDD17*20/22

2: VDD17*20/27, 3: VDD17*20/32

16h

AudioSet3

MICMIX_OFF

ADCMIX_ON

LINMIX_OFF

HP_FASTSTAR

HP_BIAS

0: *1

1: *1.5

HPCM_ON

PMU Register

17h-1 CVDD1

PROG_CVDD1

VSEL_CVDD1>6:0>

0 … OFF

0x01 – 0x40: 0.6V + VSEL * 12.5mV -> (0.6125V – 1.400V)

0x41 – 0x70: 1.4V + (VSEL-0x40) * 25mV ->(1.425V – 2.600V)

0x71 – 0x7F: 2.6V + (VSEL-0x70) * 50mV -> (2.650V – 3.350V)

17h-2 CVDD2

PROG_CVDD2

VSEL_CVDD2<6:0>

0 … OFF

0x01 – 0x40: 0.6V + VSEL * 12.5mV -> (0.6125V – 1.400V)

0x41 – 0x70: 1.4V + (VSEL-0x40) * 25mV ->(1.425V – 2.600V)

0x71 – 0x7F: 2.6V + (VSEL-0x70) * 50mV -> (2.650V – 3.350V)

17h-3 reserved

17h-4 reserved

17h-5 reserved

17h-6 Hibernation

KEEP_PVDD2

KEEP_PVDD1

KEEP_CVDD2

KEEP_CVDD1

17h-7 DCDC_Cntr

CVDD2_fast

0: Cext=10uF

1: Cext=22uF

CVDD1_fast

0: Cext=10uF

1: Cext=22uF

CVDD2_freq

0: 2MHz

1: 1MHz

CVDD1_freq

0: 2MHz

1: 1MHz

DVM_CVDD2<1:0>

0: immediate;

1: 42us/step;

2: 166us/step;

3: 666us/step

DVM_CVDD1<1:0>

0: immediate;

1: 42us/step;

2: 166us/step;

3: 666us/step

18h-1 PVDD1

PVDD1_OFF

ILIM_H_PVDD1

0: 100mA

1: 200mA

PRG_PVDD1

VSEL_PVDD1<4:0>

0x00 – 0x0F: 1.2V + VSEL * 50mV -> (1.2V – 1.95V)

0x10 – 0x1F: 2.0V + (VSEL-0x10) * 100mV ->(2.0V – 3.5V)

18h-2 PVDD2

PVDD2_OFF

ILIM_H_PVDD2

0: 100mA

1: 200mA

PRG_PVDD2

VSEL_PVDD2<4:0>

0x00 – 0x0F: 1.2V + VSEL * 50mV -> (1.2V – 1.95V)

0x10 – 0x1F: 2.0V + (VSEL-0x10) * 100mV ->(2.0V – 3.5V)

18h-3 reserved

18h-4 reserved

18h-5 reserved

Table 43. I2C Register Overview

Addr

Name

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