FabiaTech FR9100, Руководство пользователя

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FabIATech Corporation
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Watchdog Timer
This section describes how to use the Watchdog Timer, including disabled, enabled,
and trigger functions.
The FR9100 is equipped with a programmable time-out period watchdog timer.
You can use your own program to Enabled the watchdog timer. Once you have
Enable the watchdog timer, the program should trigger the I/O every time before
the timer times out. If your program fails to trigger or disable this timer before it
times out, e.g. because of a system hang-up, it will generate a reset signal to reset
the system. The time-out period can be programmed to be set from 1 to 255
seconds or minutes.