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The UKHA-ARCHIVE IS CEASING OPERATIONS 31 DEC 2024

Latest message you have seen: Re: CurrentCost external install


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Re: Re: VIOM locking up



rectorydp wrote:

> I would agree that you don't want critical functions on crash-prone
> products, however, I do not think this is the case with the VIOM. I
> have now made sure that all my VIOMs are on good qulity psu's and
> implemented a heartbeat over the serial interface in case something
> does go wrong. An automatic power cycle after a couple of missed
> heartbeats has always worked.


Why not use a spare output to reset a watchdog timer? If it crashes and
fails to reset the timer, the timer hits the reset line... (assuming it
has one there!) Do your bit to help deplete the european 555 timer
mountain...

And/or code in a hard reset every N minutes/hours/days?

Jim



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