WM9090ECSSLASHR datasheet(25/81 Pages) WOLFSON

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Production Data

WM9090

PD, November 2010, Rev 4.1

ADDRESS

BIT

LABEL

DEFAULT

DESCRIPTION

R28 (1Ch)

Left Output

Volume

HPOUT1_VU

N/A

Headphone Output PGA Volume

Update

Writing a 1 to this bit will update

HPOUT1LVOL and HPOUT1RVOL

volumes simultaneously.

HPOUT1L_ZC

Left Headphone Output PGA Zero

Cross Control

0 = Change gain immediately

1 = Change gain on zero cross only

HPOUT1L_MUTE

Left Headphone Output PGA Mute

0 = Un-mute

1 = Mute

5:0

HPOUT1L_VOL [5:0]

2Dh

(-12dB)

Left Headphone Output PGA

Volume

-57dB to +6dB in 1dB steps

(See Table 11 for output PGA

volume control range)

R29 (1Dh)

Right Output

Volume

HPOUT1_VU

N/A

Headphone Output PGA Volume

Update

Writing a 1 to this bit will update

HPOUT1LVOL and HPOUT1RVOL

volumes simultaneously.

HPOUT1R_ZC

Right Headphone Output PGA Zero

Cross Control

0 = Change gain immediately

1 = Change gain on zero cross only

HPOUT1R_MUTE

Right Headphone Output PGA Mute

0 = Un-mute

1 = Mute

5:0

HPOUT1R_VOL [5:0]

2Dh

(-12dB)

Right Headphone Output PGA

Volume

-57dB to +6dB in 1dB steps

(See Table 11 for output PGA

volume control range)

Table 10 Headphone Output PGA Control

WM9090ECS/R Datasheet(PDF) 25 Page - Wolfson Microelectronics plc

WM9090ECS/R Datasheet(HTML) 25 Page - Wolfson Microelectronics plc

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