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How fast is a PLC driver with C#?

This post comes as a response to a recent comment on my YouTube channel. Hello Michele, I’m interested how fast would be your HMI application in case to communicate with 5-10 CPU connections, and around 4k-15k Tags? Do you have had something like that? We can start by making a ...

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Modbus with C#: a how-to video

In this video I explain how to use NModbus to read and write values from Modbus holding registers. This video follows the article “Modbus with C#” and should dissipate the doubts around setting up Modbus and using the functions provided. I’m using a modbus simulator and comport simulator, so it ...

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OPC XML DA Client with C#

With this article I want to show how to create a webservice in C# to communicate with an OPC-XML-DA server, like the one of SIMOTION D plc. OPC-XML-DA is a communication protocol based on SOAP and XML. To connect to a OPC-XML-DA server you need a WSDL file, that defines ...

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