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From Andreas Vogler <andreas.vog...@me.com.INVALID>
Subject Re: Source Time of PLC Value?
Date Fri, 05 Mar 2021 21:23:54 GMT
and OPC UA … but yes, maybe most protocols do not have this kind of information… 
Andreas

> On 05.03.2021, at 22:00, Christofer Dutz <christofer.dutz@c-ware.de> wrote:
> 
> Yeah,
> 
> So far the only protocol I worked on, that supports this "quality of data" feature, was
the delta-v protocol. For all otbers we would have to provide the constant max value.
> 
> Unfortunately their was the only driver I wasn't able to finish. As I have no hardware
available.
> 
> So this feature was discussed, but never implemented.
> 
> Chris
> 
> 
> Holen Sie sich Outlook für Android<https://aka.ms/ghei36>
> ________________________________
> From: Julian Feinauer <j.feinauer@pragmaticminds.de>
> Sent: Friday, March 5, 2021 9:54:11 PM
> To: Andreas Vogler <andreas.vogler@me.com.INVALID>; dev@plc4x.apache.org <dev@plc4x.apache.org>
> Subject: AW: Source Time of PLC Value?
> 
> This is not a simple questing and depends on the protocol and device you are using. What
are you using?
> 
> J
> 
> Von meinem Mobiltelefon gesendet
> 
> 
> -------- Ursprüngliche Nachricht --------
> Von: Andreas Vogler <andreas.vogler@me.com.INVALID>
> Datum: Fr., 5. März 2021, 21:04
> An: dev@plc4x.apache.org
> Betreff: Re: Source Time of PLC Value?
> Ah, forgot: and is there a status available? Valid/invalid/good/bad indicator of a plc
value?
> 
>> On 05.03.2021, at 21:02, Andreas Vogler <andreas.vogler@me.com.INVALID> wrote:
>> 
>> Hi,
>> 
>> How can I get the source time of a PlcValue?
>> 
>> a) from a subscription PlcSubscriptionEvent
>> b) from a read request  PlcReadResponse
>> 
>> Best regards,
>> Andreas
> 


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