AXIOMTEK tBOX500-510-FL Series, User Manual

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tBOX500-510-FL Series Use
r’s Manual
Watchdog Timer
40
N =79h, the time base is set to minute.
Sample of Watchdog application
Assume that program A must be kept running for a specified period of time:
1. Initialize W atchdog Timer with a countdown time value bigger than the running
time of program A.
2. If program A has no problems when its running time has passed, Watchdog will
be disabled or reset before its countdown time has reached zero.
3. If program A is running and experiences any problem that can cause the system
to shut down, W atchdog Timer will automatically reboot the system when countdown
time has reached zero.
Refer to the below flowchart of editing program A