WM8994ECSSLASHR datasheet(266/363 Pages) CIRRUS

266 / 363 page

WM8994

266

Rev 4.6

ADDRESS

BIT

LABEL

DEFAULT

DESCRIPTION

REFER TO

R37 (25h)

ClassD

5:3

SPKOUTL_BOO

ST [2:0]

000

Left Speaker Gain Boost

000 = 1.00x boost (+0dB)

001 = 1.19x boost (+1.5dB)

010 = 1.41x boost (+3.0dB)

011 = 1.68x boost (+4.5dB)

100 = 2.00x boost (+6.0dB)

101 = 2.37x boost (+7.5dB)

110 = 2.81x boost (+9.0dB)

111 = 3.98x boost (+12.0dB)

2:0

SPKOUTR_BO

OST [2:0]

000

Right Speaker Gain Boost

000 = 1.00x boost (+0dB)

001 = 1.19x boost (+1.5dB)

010 = 1.41x boost (+3.0dB)

011 = 1.68x boost (+4.5dB)

100 = 2.00x boost (+6.0dB)

101 = 2.37x boost (+7.5dB)

110 = 2.81x boost (+9.0dB)

111 = 3.98x boost (+12.0dB)

ADDRESS

BIT

LABEL

DEFAULT

DESCRIPTION

REFER TO

R38 (26h)

Speaker

Volume Left

SPKOUT_VU

Speaker Output PGA Volume Update

Writing a 1 to this bit will update SPKLVOL and SPKRVOL

volumes simultaneously.

SPKOUTL_ZC

SPKLVOL (Left Speaker Output PGA) Zero Cross Enable

0 = Zero cross disabled

1 = Zero cross enabled

SPKOUTL_MUT

E_N

SPKLVOL (Left Speaker Output PGA) Mute

0 = Mute

1 = Un-mute

5:0

SPKOUTL_VOL

[5:0]

11_1001

SPKLVOL (Left Speaker Output PGA) Volume

-57dB to +6dB in 1dB steps

00_0000 = -57dB

00_0001 = -56dB

… (1dB steps)

11_1111 = +6dB

WM8994ECS/R 数据表(PDF) 266 Page - Cirrus Logic

WM8994ECS/R 数据表(HTML) 266 Page - Cirrus Logic

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