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| <== Date ==> | <== Thread ==> |
|---|
| Subject: | Re: Watchdog record |
| From: | [email protected] |
| To: | Ned Arnold <[email protected]> |
| Cc: | EPICS Tech-Talk <[email protected]> |
| Date: | Thu, 28 Oct 1999 00:08:02 +0200 (METDST) |
>>>>> Ned Arnold writes: > A simple calc record that decrements every scan can act as a > watchdog. > [...] We're using this in lots of places where a device has two end position switches and we want to detect a "stuck" condition, i.e. neither of the two bits being active for a certain period of time. Ralph