Watch the dog watch the watchdog

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Here, we have a classic example of a PIC being reset by its watchdog timer.

The PIC used in the simulation – 16F866 – has a default watchdog countdown timer of about 2.3 seconds.

So, the count from 0 to 9 is interrupted before the end of the sequence and the program is restarted.

In the following article, we will see how to configure and use a watchdog on a PIC micro-controller.

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