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Experimental Physics and
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<== Date ==> <== Thread ==>

Subject: Re: atomic updates of multiple fields possible?
From: [email protected] (Tim Mooney)
To: [email protected], sbw%[email protected]
Date: Thu, 21 Sep 1995 10:15:11 -0500
re...

> Is there a preferred way in EPICS to guarantee that two values are
> placed into two fields of a record atomically?  (i.e. so no monitors
> report a change to one before both are ready?)

If you know in advance the fields that require this treatment, you can
poke the values into the .DOx fields of a seq record (which is in
closed-loop mode, and which has output links to the fields you care
about) and process the seq record.

Tim Mooney


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