Hello, I’m making a new application for my industry. The purpose is to control the robot by an external application. The robot act like a server and the application is the client. Now, I’m at the begining, but the communication is not working. In the ursim, I have this code in the BeforeStart p…

HI @Ebbe , Thanks for your answer. Now, my server is created. But I can’t reach the good address. In first time, I try to read the input in address 0 (like documentation says) or the analog output (address 16). Code: modbus_add_signal(“192.168.56.101”, 255, 0, 0, “Communication”) In ursim, I try…

Hi @anon50781943 , I am not quite sure where you are having your issues and where your C# application is running? As I stated here, it is a nice exercise from URScript to connect to local host on “127.0.0.1”: [image] UR Robot as Modbus Client Robot Communication Hi @mehm…

Thanks for your answers. I have found my probleme and solved id :slight_smile: But I still have a question. I can read and write the registers output and read the input. Is there a possibility to write/read a register that is note connected to a physically port ? For example : I want to send to …

Hi @anon50781943 Address 128-255 is general purpose register that you can use for that purpose. Ebbe

Modbus server URSim

Technical Questions Robot Communication

Ebbe December 11, 2020, 1:56pm 2

Hi @anon50781943,

Welcome to the UR community forum!

This topic might be helpful to you. And reading this article is also worth reading.

Best regards
Ebbe

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Modbus server URSim

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