WM8311 datasheet(89/302 Pages) WOLFSON

89 / 302 page

Pre-Production

WM8311

PP, May 2012, Rev 3.1

ADDRESS

BIT

LABEL

DEFAULT

DESCRIPTION

R16508 (407Ch)

LDO7 SLEEP

Control

15:13

LDO7_SLP_

SLOT [2:0]

000

LDO7 SLEEP Slot select

000 = SLEEP voltage / operating mode

transition in Timeslot 5

001 = Disable in Timeslot 5

010 = Disable in Timeslot 4

011 = Disable in Timeslot 3

100 = Disable in Timeslot 2

101 = Disable in Timeslot 1

110 = SLEEP voltage / operating mode

transition in Timeslot 3

111 = SLEEP voltage / operating mode

transition in Timeslot 1

If LDO7 is assigned to a Hardware

Enable Input, then codes 001-101 select

in which timeslot the regulator enters its

SLEEP condition.

LDO7_SLP_

MODE

LDO7 SLEEP Operating Mode

0 = Normal mode

1 = Low Power mode

4:0

LDO7_SLP_

VSEL [4:0]

00000

LDO7 SLEEP Voltage select

1.0V to 1.6V in 50mV steps

1.7V to 3.5V in 100mV steps

00h = 1.00V

01h = 1.05V

02h = 1.10V

…

0Ch = 1.60V

0Dh = 1.70V

…

1Eh = 3.40V

1Fh = 3.50V

Table 39 LDO Regulator 7 Control

The register controls for configuring the LDO Regulator 11 are defined in Table 40.

Note that the LDO11_ON_SLOT and LDO11_ON_VSEL fields may also be stored in the integrated

OTP memory. See Section 14 for details.

ADDRESS

BIT

LABEL

DEFAULT

DESCRIPTION

R16519 (4087h)

LDO11 ON

Control

15:13

LDO11_ON_

SLOT [2:0]

000

LDO11 ON Slot select

000 = Do not enable

001 = Enable in Timeslot 1

010 = Enable in Timeslot 2

011 = Enable in Timeslot 3

100 = Enable in Timeslot 4

101 = Enable in Timeslot 5

110 = Controlled by Hardware Enable 1

111 = Controlled by Hardware Enable 2

LDO11_FRC

ENA

LDO11 Force Enable (forces LDO11 to

be enabled at all times in the OFF, ON

and SLEEP states)

0 = Disabled

1 = Enabled

LDO11_VSE

L_SRC

LDO11 Voltage Select source

0 = Normal (LDO11 settings)

1 = Same as DC-DC Converter 1

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