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von Tim
Sonntag 16. Mai 2021, 11:38
Forum: Thema Modbus
Thema: Modbus RTU slow & high cpu load
Antworten: 0
Zugriffe: 6384

Modbus RTU slow & high cpu load

Hello,

I use the latest version of profilab: version 12/05/2021

I noticed 2 strange behavoirs the new modbus client component, by use of the serial modbus RTU configuration.
My settings:
Baud:19200
Databite:8
Parity: EVEN
Stopbits:1
Checksum active, with no RTS or DTR activated.

- When I set the ...
von Tim
Samstag 24. Oktober 2020, 15:07
Forum: Thema Modbus
Thema: Neuer Modbus Client - Paketlänge und Stabilität
Antworten: 20
Zugriffe: 37327

Re: Neuer Modbus Client - Paketlänge und Stabilität

Hello everyone,

With the current latest version of 28/09/2020:
I noticed that the TCP port is opened - request has done - and closed again.
The TCP port doens't stay open during multiple "polls".
For modbus TCP, this can cause port exhaustion, with communications problems as a result.
Please note ...

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