4watchdog timer setting, Watchdog timer setting, 4 watchdog timer setting – COMMELL FS-977 User Manual

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2.4 Watchdog Timer Setting

The watchdog timer makes the systems auto-reset while it stop to work for a period.

The onboard watchdog timer can be setup as system reset or active NMI mode by

jumper JWDT.

Jumper: JWDT

Type: onboard 3-pin header

JWDT Watchdog

Timer

1-2 Active

NMI

2-3

Reset

Default setting

JWDT

1
2
3

Program Sample

Watchdog timer setup as system reset with 5 second of timeout

2E, 87

2E, 07

2F, 08

Logical Device 8

2E, 30

Activate

2F, 01

2E, F5

Set as Second*

2F, 00

2E, F6

Set as 5

2F, 05

* Minute: bit 3 = 0; Second: bit 3 = 1

FS-977 User’s Manual