WM8912 データシートの表示（PDF） - Cirrus Logic

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WM8912

Ultra Low Power DAC with Headphone Driver for Portable Audio Applications

Cirrus Logic 

Production Data

REGISTER BIT

ADDRESS

R134 (86h)

0

EQ1

Register 86h EQ1

LABEL

EQ_ENA

DEFAULT

DESCRIPTION

0

EQ enable

0 = EQ disabled

1 = EQ enabled

REGISTER BIT

ADDRESS

R135 (87h) 4:0

EQ2

Register 87h EQ2

LABEL

DEFAULT

DESCRIPTION

EQ_B1_GAIN

[4:0]

0_1100

Gain for EQ band 1

00000 = -12dB

00001 = -11dB

(… 1dB steps)

01100 = 0dB

(… 1dB steps)

11000 = +12dB

11001 to 11111 = reserved

REGISTER BIT

ADDRESS

R136 (88h) 4:0

EQ3

Register 88h EQ3

LABEL

DEFAULT

DESCRIPTION

EQ_B2_GAIN

[4:0]

0_1100

Gain for EQ band 2

00000 = -12dB

00001 = -11dB

(… 1dB steps)

01100 = 0dB

(… 1dB steps)

11000 = +12dB

11001 to 11111 = reserved

REGISTER BIT

ADDRESS

R137 (89h) 4:0

EQ4

Register 89h EQ4

LABEL

DEFAULT

DESCRIPTION

EQ_B3_GAIN

[4:0]

0_1100

Gain for EQ band 3

00000 = -12dB

00001 = -11dB

(… 1dB steps)

01100 = 0dB

(… 1dB steps)

11000 = +12dB

11001 to 11111 = reserved

WM8912

REFER TO

REFER TO

REFER TO

REFER TO

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PD, Rev 4.1, February 2013

121

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