Watchdog mode, Wd active time sdo, Interrupt config – Kontron CP307-V BIOS User Manual

Page 110: Watchdog mode wd active time

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OEM Feature

CP307/CP307-V BIOS Guide

Page 100

ID 35978, Rev. 2.0

P R E L I M I N A R Y

Watchdog Mode

Optimal and Fail-Safe default settings: Timer Only

WD Active Time

SDO

Optimal and Fail-Safe default settings: 125 ms

Interrupt Config

This function is used to select the Watchdog interrupt destination.

Optimal and Fail-Safe default settings: Disabled

SETTING

DESCRIPTION

Timer Only

Use this setting to operate the Watchdog in Timer Only mode.

Reset

Use this setting to enable the Watchdog to reset the system if it is not retriggered within the
selected time.

Interrupt

Use this setting to enable the Watchdog to generate an interrupt if it is not retriggered
within the selected time.

Cascade
(INT+Reset)

When this setting is used, the following applies:
If the Watchdog is not retriggered within the selected time, then an interrupt is generated
and the Watchdog is automatically retriggered. If the Watchdog subsequently times out
again, the system will be reset.
If the Watchdog was retriggered normally after the interrupt, the next timeout will result in
the generation of an interrrupt and the automatic retriggering of the Watchdog.

SETTING

DESCRIPTION

125 ms
250 ms
500 ms

1 s
2 s
4 s
8 s

16 s
32 s
64 s

128 s
256 s

Use of these setting to select the time after which the action selected occurs if Watchdog
timer is not retriggered.

SETTING

DESCRIPTION

Disabled

Use this setting to specify that the Watchdog does not require an interrupt.

IRQ5

Use this setting to specify that the Watchdog requires IRQ5.

NMI

Use this setting to specify that the Watchdog requires NMI.

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