One way I do this is using aSub record. The waveform is an input to the aSub record together with a handful of ai records (conversion coefficients) and an output array is the converted waveform.
Zen
> -----Original Message-----
> From: [email protected] [mailto:[email protected]]
> On Behalf Of Di Maio Franck
> Sent: Wednesday, December 05, 2012 8:13 AM
> To: [email protected]
> Cc: Kim Changseung
> Subject: Converting raw to eng in a waveform
>
> Dear all
>
> We have a question about implementing device support for an ADC that
> returns values in a waveform record, not using asyn.
> If we want the data to be converted from the ADC voltage range into user's
> engineering data, we need engineering limits or scaling factors or...
> Seems that waveform is not as detailed as ai for that.
>
> I guess that we are not the only one in the globe having this issue.
> I'll appreciate to have some indication on the implementation.
>
> Thanks!
>
> Franck
>
>
> Franck Di Maio
> ITER Organization, Building 72/279, CHD, Control System Division Route de
> Vinon sur Verdon - 13115 St Paul Lez Durance - France
> Phone: +33 4 42 17 64 05
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