What do you mean by "gets stuck at"? Do you mean remains in one state for more
than a certain length of time? If so, test it, store the state, delay, test
again, compare the state.

Maybe you should be more specific about your requirements.

Cheers,
Simon.
---

On Tue, Aug 06, 2002 at 05:32:58PM -0400, Tony Pan wrote:
> Hi,
>
> I am writing a safety-related software and need to detect if an input pin
> gets stuck at 1 (or 0). Could any one tell me how to do it in the software?
>
> Thanks alot!
>
> Tony
>
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