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

Subject: RE: Initial Value
From: "Mark Rivers" <[email protected]>
To: "Szalata, Zenon M." <[email protected]>, "EPICS tech-talk" <[email protected]>
Date: Fri, 19 Oct 2007 17:26:42 -0500
Yes, the device support for the mbbo record should do an initial read of
the device to get the value when the IOC boots.

You can see an example in the generic asyn device support for the mbbo
record in asyn/devEpics/devAsynInt32.c 

> -----Original Message-----
> From: [email protected] 
> [mailto:[email protected]] On Behalf Of Szalata, Zenon M.
> Sent: Friday, October 19, 2007 5:24 PM
> To: EPICS tech-talk
> Subject: Initial Value
> 
> An Agilent 33220A Wave Form Generator is attached to ICS8065 
> Ethernet-GPIB controller.  I am designing a soft IOC using 
> EPICS 3.14.9 and asyn 4-8.  I have setup mbbo type record to 
> control the instrument function, which can have one of 7 
> values.  In edm I have a choice button connected to this 
> record.  I can chose the function by clicking on one of the 
> choices.  When the instrument is in a function which 
> corresponds to any but the first choice and the IOC is 
> restarted, the record comes up with some initial values 
> consistent with the first choice.  Hence, the instrument and 
> the IOC disagree on the function.
> Is there a simple way to initialize the mbbo record when the 
> IOC is starting up so that it reflects the function selected 
> in the instrument?  Thanks,
> Zen
> 
> 


Replies:
RE: Initial Value Szalata, Zenon M.
References:
Initial Value Szalata, Zenon M.

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