WM8352 datasheet(295/336 Pages) WOLFSON

295 / 336 page

Production Data

WM8352

PD, February 2011, Rev 4.4

295

ADDRESS

BIT

LABEL

DEFAULT

DESCRIPTION

REFER TO

0001 = Shutdown in time slot 1

…. (total 14 slots available)

1110 = Shutdown in time slot 14

1111 = Shut down on entering OFF

ADDRESS

BIT

LABEL

DEFAULT

DESCRIPTION

REFER TO

R182 (B6h)

DCDC1 Low

Power

14:12

DC1_HIB_MODE[2:0]

001

DC-DC1 Hibernate behaviour:

000 = Use current settings (no change)

001 = Select voltage image settings

010 = Force standby mode

011 = Force standby mode and voltage image

settings.

100 = Force LDO mode

101 = Force LDO mode and voltage image

settings.

110 = Reserved.

111 = Disable output

9:8

DC1_HIB_TRIG[1:0]

DC-DC1 Hibernate signal select

00 = HIBERNATE register bit

01 = L_PWR1

10 = L_PWR2

11 = L_PWR3

Note that Hibernate is also selected when a

GPIO Hibernate input is asserted.

Reset by state machine. Default held in metal

mask.

6:0

DC1_VIMG[6:0]

000_0110 DC-DC1 Converter output image voltage settings

in 25mv steps.

Maximum output = 3.4V.

110 0110 = 3.4V

110 0010 = 3.3V

101 0110 = 3.0V

100 1110 = 2.8V

……

010 0110 = 1.8V

000 1110 = 1.2V

000 0110 = 1.0V

000 0000 = 0.85V

WM8352 Datasheet(PDF) 295 Page - Wolfson Microelectronics plc

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