WM8994ECSSLASHR datasheet(302/363 Pages) CIRRUS

302 / 363 page

WM8994

302

Rev 4.6

ADDRESS

BIT

LABEL

DEFAULT

DESCRIPTION

REFER TO

R1058

(0422h) AIF1

DAC2 Filters

(1)

AIF1DAC2_MUT

AIF1DAC2 input path (AIF1, Timeslot 1) Soft Mute Control

0 = Un-mute

1 = Mute

AIF1DAC2_MO

AIF1DAC2 input path (AIF1, Timeslot 1) Mono Mix Control

0 = Disabled

1 = Enabled

AIF1DAC2_MUT

ERATE

AIF1DAC2 input path (AIF1, Timeslot 1) Soft Mute Ramp

Rate

0 = Fast ramp (fs/2, maximum ramp time is 10.7ms at

fs=48k)

1 = Slow ramp (fs/32, maximum ramp time is 171ms at

fs=48k)

(Note: ramp rate scales with sample rate.)

AIF1DAC2_UN

MUTE_RAMP

AIF1DAC2 input path (AIF1, Timeslot 1) Unmute Ramp

select

0 = Disabling soft-mute (AIF1DAC2_MUTE=0) will cause

the volume to change immediately to AIF1DAC2L_VOL and

AIF1DAC2R_VOL settings

1 = Disabling soft-mute (AIF1DAC2_MUTE=0) will cause

the DAC volume to ramp up gradually to the

AIF1DAC2L_VOL and AIF1DAC2R_VOL settings

2:1

AIF1DAC2_DEE

MP [1:0]

AIF1DAC2 input path (AIF1, Timeslot 1) De-Emphasis

Control

00 = No de-emphasis

01 = 32kHz sample rate

10 = 44.1kHz sample rate

11 = 48kHz sample rate

ADDRESS

BIT

LABEL

DEFAULT

DESCRIPTION

REFER TO

R1059

(0423h) AIF1

DAC2 Filters

(2)

13:9

AIF1DAC2_3D_

GAIN [4:0]

0_0000

AIF1DAC2 playback path (AIF1, Timeslot 1) 3D Stereo

depth

00000 = Off

00001 = Minimum (-16dB)

…(0.915dB steps)

11111 = Maximum (+11.45dB)

AIF1DAC2_3D_

ENA

Enable 3D Stereo in AIF1DAC2 playback path (AIF1,

Timeslot 1)

0 = Disabled

1 = Enabled

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