Questions tagged [twincat-ads]

The Automation Device Specification (ADS) describes a device-independent and fieldbus-independent interface governing the type of access to ADS devices.

An object that has implemented the ADS interface (thus being accessible via ADS) and that offers "server services", is known as an ADS device. The Interface allows for communication with TwinCAT-PLC from different programming languages.

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Simulink block error Beckhoff Twincat Interface

I'm using Twincat 3 Interface for Matlab/Simulink and I have often the following error on Simulink blocks from this library: Error reported by S-function 'MatlabRuntime' E_FAIL: Unspecified error Component: Simulink | Category: Block…
Ella
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TwinCAT stops sending notifications after a few seconds

using the ADS.NET Interface for TwinCAT (Package Beckhoff.TwinCAT.Ads 6.0.235) together with TwinCAT 3.1.4024.42 (as of today) we are experiencing an undesired effect. When connecting to a variable by notification with a cycle of notification update…
Tomsaw
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Open dialog box to select CSV file twincat 3

I am trying to create a recipe handler using arrays and read CSV files, and i am trying from the HMI to create a dialog browser to open a specific folder and then select any .csv file and load it to the array, but I can not find ANY information…
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Beckhoff Twincat - ReceiveDevice Notification doesn't work in Windows Service

I'm trying receive notification in Windows Service, but the event doesn't fire. I read some posts in forum, i set Synchronize property to false, but the notification doesn't work. My code: protected override void OnStart(string[] args) { …
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In Twincat, how ca we read windows core CPU loads?

TC_CpuUsage and TC_CpuUsageEx can give you cpu loads on RT cores but you can't read windows cores, is there a way to read the load on all CPU cores in the twincat program? Also where can I find details of AMS Port 200 (RT server) there might be some…
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ADSError 857212673: Can't read variable values through name (pyads)

I've been having a problem lately where I can't access the value of any variable through their name. It's not a connection problem since I can read the value from the read() function just fine. However whenever I use the read_by_name function…
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Twincat Ads Reactive weird Handle behaviour

I'm working with TwincatAds.Reactive 6.0.190 in .NET 6 WPF Desktop application. I'm also using MVVM pattern. My goal is to create a Class that is going to observe for a PLC Variable changes, collect those variables to a dictionary, and later on use…
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Twincat 3 Writes data in AdsServer

I'm trying to write my own ADS Sever (using .NET 5). Here is my Code: public class SampleServer :AdsServer { private IServerLogger _serverLogger; public Server(ushort port, string portName, ILogger logger) : base(port,…
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Write variables of TwinCAT 2 PLC via ADS remotely

The reason why I am asking a question is because I am having issues writing variable values of a TwinCAT 2 system remotely (but reading variables works fine). The setup what I am trying to make working is the following: There is an avreage PC where…
ZolkoKft
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C# Convert string to ITcAdsSymbol datatype

Question: I have a datatype that is non standard in C#. So the standard Convert. functions in Visual Studio do not apply to this type. How can I convert a string to this datatype? I'm trying to simulate a analog input via an ADS protocol using…
Schweini14
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How to solve TwinCAT XAR C++ module instance error?

I have two PCs connected to each other in TwinCAT as shown in the picture. Successful Connection But, I am facing an error when I try to activate the configuration. Error AdsError 1792 is shown in the picture. Error picture For further reference,…
Talha Bashir
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TwinCAT XAR showing file missing error on starting windows PC

The windows-PC having TwinCAT XAR installed on it, after starting shows a file missing error. I tried reinstalling with the fresh download. But, the same error appeared again. The error is shown in the picture The system information is also shared…
Talha Bashir
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Why can't I add route in TwinCAT 3 between two PC with TwinCAT3?

Entered the credentials of the current/other windows accounts. I tried all sorts of combinations. Computers discover each other through broadcast search, but are not added to the static route. Picture
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How to get Remote User Credentials in TwinCAT XAE of Target System?

How can I get the password for the Remote User Credentials in TwinCAT XAE. Context: I have TwinCAT XAE in development PC-Windows and I have TwinCAT XAR on another PC-WINDOWS which is my Runtime PC. I want to connect both these PCs via Ethernet/IP to…
MAK
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How to get .EXE file from TwinCAT XAE project to run on TwinCAT XAR

I hope this message finds you well. I have worked on TwinCAT XAE for past couple of months. I have developed and tested my programs on my Development PC using TwinCAT XAE and Visual studio. Now I want to shift my programs from my development PC to…
Talha Bashir
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