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<== Date ==> <== Thread ==>

Subject: RE: enhanced seq record
From: "Mark Rivers" <rivers@cars.uchicago.edu>
To: "Brian McAllister" <mcallister@mit.edu>, "EPICS tech-talk" <tech-talk@aps.anl.gov>
Date: Mon, 30 Jan 2006 14:18:01 -0600
 

> -----Original Message-----
> From: brian@hotrats.lns.mit.edu 
> [mailto:brian@hotrats.lns.mit.edu] On Behalf Of Brian McAllister
> Sent: Monday, January 30, 2006 1:17 PM
> To: EPICS tech-talk
> Subject: Re: enhanced seq record 
> 
> 
> >>> On 1/30/2006 at 12:16:55 +0100, Luedeke Andreas wrote:
> 
>> Of course the same can be done already with "calcout" 
> chains.  But a single record to control a sequence would simplify
matters.
> 
> The calcout record is also one of the largest because it has 
> all the calc code in it, thus being very inefficient if you don't
actually 
> need to calc anything.
> 
> I use seq or simple soft output records instead of calcout wherever
> possible for that reason.

But there is only one copy of the code for calcout in the entire IOC,
right? calcoutRecord.o is only 12kB on a vxWorks-ppc604, so it does not
seem very inefficient to me.  The size of struct(calcoutRecord) is a
little bigger than struct(aoRecord), but not by a large amount.

Mark


Replies:
Re: enhanced seq record Brian McAllister

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