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Solve : Introduction to Watchdog Timers?

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This is my recommended reading for IT newbies and others interested in unattended remote computer systems. This COULD even apply apply to a personal user who has to be away from home for a long time but needs his desktop on line 24 hours and 7 days. Quote

For those embedded systems that can't be constantly watched by a human, watchdog timers MAY be the solution.
Most embedded systems need to be self-reliant. It's not usually possible to wait for someone to reboot them if the software hangs. Some embedded designs, such as space probes, are simply not accessible to human OPERATORS. If their software ever hangs, such systems are permanently disabled. In other cases, the speed with which a human operator might reset the system would be too slow to meet the uptime requirements of the product.
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Read more... EETimes article...

Also, you can BUILD a SIMPLE prototype yourself.
Is this of interest to anyone?


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