Post by radekkoza on How to use GPIO (and IOT2000 IO-Module) with CODESYS Control for IOT2000 SL ?
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Hi I have this question I can't find anywhere what pins Di3 and Di4 have all the rest work . I have a 10 input iot2000 card
Last updated: 2024-05-05
Post by eschwellinger on Ethercat bus on Beckhoff CX with Codesys for Linux
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yes I think you need to build the kernel drivers for the CCAT driver for the backplane ETC networkcard https://github.com/Beckhoff/CCAT/
Last updated: 2024-05-13
Post by rafaelbrito on Licensing info not available.
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Hello, I'm having the same problem. I'm trying to license Codesys running in a Linux container, which I downloaded from the following link (https://hub.docker.com/r/hilschernetiotedge/codesys_control_sl_linux). The same error that you mentioned appears. Is there any solution?
Last updated: 2024-05-22
Post by totorovic on IO-LINK Package - new license model
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Thank you for your answer. Finally I don't confirm that it used to work before. It seems that the IO-link Package is needed is you want to configure the network, but you don't need it if you use generic IO-link devices.
Last updated: 2024-06-06
Post by eschwellinger on Licensing info not available (WAGO PFC200 + Codesys V3)
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Seems that the Wago Target does not support the licensing. Either use PFC200 SL from CODESYS Store or ask the Wago support for help.
Last updated: 2024-06-10
Post by paulg on CODESYSControl_User.cfg - link to documentation?
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Is there somewhere in the Codesys help files that generally details what configuration options are available for this file, and what details it logs regarding the configuration file? Or is that going to differ by libraries being used? Thanks!
Last updated: 2024-06-11
Post by fajean on CODESYS control on RPi starts, shortly runs, then exits
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https://us.store.codesys.com/codesys-control-for-raspberry-pi-sl.html Quoted from the "additional requirements" section : The operating system Raspberry Pi OS (32-bit)
Last updated: 2024-06-14
Post by kthomas on Cant login to Rpi4 but can see it in codesys communications settings.
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This is what I see in codesys window. And here is with the netstat command on the pi
Last updated: 2024-06-23
Post by eschwellinger on Two OneWireMaster on one Raspberry PI 5
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you need to have an own task for the one wire and io update these slaves in an own low prio task!
Last updated: 2025-10-18
Post by s1mon on Two OneWireMaster on one Raspberry PI 5
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yes sure. Thx for your support! This is the Codesys project stripped down only to my EtherCat and OneWire Configuration. The Project now contains only one OneWire Master on GPIO4.
Last updated: 2025-10-20
Post by eschwellinger on Two OneWireMaster on one Raspberry PI 5
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the project has only one OneWire Master - so if you add the setting "PlaceholderFilePath.2=/sys/devices/w1_bus_master2, $OneWire2$ to the config file it will fail and the Ethercat task will be blocked by the OneWire Master readings?
Last updated: 2025-10-21
Post by eschwellinger on Two OneWireMaster on one Raspberry PI 5
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Could you check the taskcycle time in the taskmonitor (online monitor) - do you really see this 1s on Ethercat Task? Need to check this on my hardware but will take some time...
Last updated: 2025-10-21
Post by ahmed-abohelal on SysComRead Timeout Parameter
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Hello I was facing the same problem i have to increase the timeout since the unit looks like to be in us SysComread(hCom:=hCom,pbyBuffer := ADR(readBuffer[0]),ulSize:=128,ulTimeout:=3000000,pResult:= ADR(readRes));
Last updated: 2025-10-22
Post by kalmeyer on Stepper motor control with (SM_Drive_RaspStepper_direct)
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I have installed: SM_Drive_PosControl 4.18.0.0 and SM_Drive_RaspiStepper_Direct 0.0.0.7 and SM_Drive_RaspiStepper_PulsDir 0.0.0.7 And when I "Generate Code" I immediately get 6 errors (see attached file) What can I do?????
Last updated: 2025-11-09
Post by kalmeyer on Stepper motor control with (SM_Drive_RaspStepper_direct)
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Is there perhaps a place where I can see examples of programming with different instructions? This would be a great help. Maybe there are some places where ready-made programs are posted that can be downloaded and tested? /Klaus
Last updated: 2025-11-10
Post by eschwellinger on Stepper motor control with (SM_Drive_RaspStepper_direct)
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.. try to use this projectarchive for the Stepper. In case you search for SoftMotion Examples: "c:\Program Files\CODESYS 3.5.21.X\CODESYS\CODESYS SoftMotion\Examples\Tutorial\"
Last updated: 2025-11-11
Post by jonasz on Deploy LicenseServer for Linux SL
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After carefully studying the documentation, I have a question: is a second hardware-independent time source required for the correct operation of the VirtualSafety system?
Last updated: 2025-11-17
Post by jonasz on Deploy LicenseServer for Linux SL
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Thank you for your response. Is there documentation for the commands? I spent a lot of time trying to figure this out. I have a potato computer at home, so I'll have to test this later.
Last updated: 2025-11-21
Post by davidbo on License problem with Raspberry Pi
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To simplify your problem you shall not select dongle and get dongle errors. Do as shown In some cases you need 2 different licenses depending on the metrics. And yes the system gives not always give proper error messages when you try to reinstall a license
Last updated: 2025-12-01
Post by timvh on Modbus TCP Server connection is ESTABLISHED but all holding registers are value 0?
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Are you sure you need to read holding registers? Have you tried reading input registers?
Last updated: 2026-01-07
Post by ggaida on runtime dynamic modbus devices
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Kurtk, I am working through a very similar scenario. I am curious if you have had any success since your post in implementing dynamic modbus configurations? Thx!
Last updated: 2025-11-20
Post by ggaida on runtime dynamic modbus devices
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Kurtk, I am working through a very similar scenario. I am curious if you have had any success since your post in implementing dynamic modbus configurations? Thx!
Last updated: 2025-11-20
Post by osande on Trend/trace data
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Anyone have problems with trend in lastest release - SP21 Patch5? Does not record data, stores only zeros to the sqlite database and flatliners at zero in trend/trace views. Worked in P4.
Last updated: 2026-03-12
Post by nulltrace on How change Unity-ID in TCP Modbus Slave
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Hey Husarz. i don't forget you, the Thing is, to give you my answer, i have to wait for Answer from Codesys/E. Schwellinger. i suspect Mr. Schwellinger is on in Vacations that week. so please, be patient at moment
Last updated: 2026-04-10
Post by hprog on SP19 Runtime Zugriff auf lokales Dateisystem
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ich hab da noch eine Frage zu diesem Thema, wenn in [SysFile] PlaceholderFilePath.1=/tmp, $TMP$ z.B /home/pi angegeben wird gilt das dann auch für die darunterliegenden Unterverzeichnisse z.B. /home/pi/MSG oder müssen diese immer separat angegeben werden? und was bedeutet das , $TMP$
Last updated: 2026-01-22
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