WM8321 datasheet(147/253 Pages) WOLFSON

147 / 253 page

Production Data

WM8321

PD, February 2012, Rev 4.0

147

ADDRESS

BIT

LABEL

DEFAULT

DESCRIPTION

REFER TO

Protected by security key.

WDOG_RST_S

Watchdog Reset Source

0 = Hardware only

1 = Software only

Protected by security key.

WDOG_SLPE

Watchdog SLEEP Enable

0 = Disabled

1 = Controlled by WDOG_ENA

Protected by security key.

WDOG_RESE

Watchdog Software Reset

0 = Normal

1 = Watchdog Reset (resets the watchdog, if

WDOG_RST_SRC = 1)

9:8

WDOG_SECA

CT [1:0]

Secondary action of Watchdog timeout (taken after 2

timeout periods)

00 = No action

01 = Interrupt

10 = Device Reset

11 = WAKE transition

Protected by security key.

5:4

WDOG_PRIMA

CT [1:0]

Primary action of Watchdog timeout

00 = No action

01 = Interrupt

10 = Device Reset

11 = WAKE transition

Protected by security key.

2:0

WDOG_TO

[2:0]

111

Watchdog timeout period

000 = 0.256s

001 = 0.512s

010 = 1.024s

011 = 2.048s

100 = 4.096s

101 = 8.192s

110 = 16.384s

111 = 32.768s

Protected by security key.

Watchdog

ADDRESS

BIT

LABEL

DEFAULT

DESCRIPTION

REFER TO

R16389

(4005h) ON

Pin Control

9:8

ON_PIN_SECA

CT [1:0]

Secondary action of ON pin (taken after 1 timeout

period)

00 = Interrupt

01 = ON request

10 = OFF request

11 = Reserved

Protected by security key.

5:4

ON_PIN_PRIM

ACT [1:0]

Primary action of ON pin

00 = Ignore

01 = ON request

10 = OFF request

11 = Reserved

WM8321 Datasheet(PDF) 147 Page - Wolfson Microelectronics plc

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