Post by kporter on Exception with ReadNbrSlaves function
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I've been playing with the code using the Windows soft master and the ReadNbrSlaves function block seems to work here: https://content.helpme-codesys.com/en/libs/EtherCATStack/4.8.0.0/EtherCATStack/pou-ETCMasterStack/DynamicConfig/fld-DynamicConfig.html
Last updated: 2025-10-31
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 nano on conformation about the CODESYS Extends SL and CODESYS SDK
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as an oem i can tell you, extension sl isn't the sdk. its more an hard restricted part of it with much missing parts. why u may ask this?
Last updated: 2025-11-11
Post by shaunvdm on OSCAT Scale_r function not working in LD 4.60 works in LAD2 on 3.5.21sp3
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Hi All, We downgraded Codesys LAD/FB in the IDE to version 4.5 and it works. Codesys Version 4.6 lad/fb not working. Was the way we fixed this. Kind Regards Shaun
Last updated: 2025-11-17
Post by eschwellinger on EtherCAT status errors
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Setting IRQ priorities using shell commands irq-list and irq-set-prio for the network adapter which is used for Ethercat. This is here: https://content.helpme-codesys.com/en/CODESYS%20Control/_rtsl_performance_optimization_linux.html
Last updated: 2025-11-25
Post by timvh on Error: C0138: No matching 'FB_Init' method found for instantiation of VisuClientObjectMgr
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Maybe check: - The library manager, are you maybe missing some libraries - Tools - CODESYS installer: update the CODESYS Visualization and Visualization support - Project - Project environment: maybe you need to update the visualization profile
Last updated: 2025-11-27
Post by gseidel on SMC_ERROR.SMC_AXIS_NOT_READY_FOR_MOTION when using Drive Virtual
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Hi ducng, you need to make sure that MC_Power.Status is TRUE before you give a rising edge to MC_MoveRelative.Execute. (This is the same for virtual and real axes). Best regards, Georg
Last updated: 2025-11-27
Post by gseidel on STEPPER CODESYS SOFTMOTION_DRIVE
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Hi kalmeyer, I would recommend to have a look at these examples. They come with a project and a description: https://content.helpme-codesys.com/en/CODESYS%20SoftMotion/_sm_basic_examples_single_axis.html. Best regards, Georg
Last updated: 2025-11-28
Post by gseidel on MC_Phasing state explenation
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Hi kenth1973, no, we do not have this kind of information on internal variables. iPhasingState has been removed and is no longer present in current versions of SoftMotion. Best regards, Georg
Last updated: 2025-12-17
Post by gseidel on MC_Phasing state explenation
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Hi kenth1973, it is not a matter of who created the function block. It is just that we don't have, and don't provide, documentation about internal implementation details... Hope you can understand that, Georg
Last updated: 2025-12-17
Post by kledo5 on What is the CFC editor (page oriented) "Add page" keyboard shortcut?
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Thanks for sharing this helpful tip with the tech community; I've learned so much new stuff. Let's take a break and play drift hunters, everyone! This top-notch racing game helps relieve stress after a tiring workday.
Last updated: 2026-01-06
Post by reinier-geers on SYSDIR 3.5.17.0
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I had a funcioning Directory read wit SYSDIR. Now ive got a new controller with Linux. and now i get only ordners Names. NO file Names !! WHY ? It workt already on a other with linux. But that was i think version 14
Last updated: 2026-01-06
Post by reinier-geers on SYSDIR 3.5.17.0
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I had a funcioning Directory read wit SYSDIR. Now ive got a new controller with Linux. and now i get only ordners Names. NO file Names !! WHY ? It workt already on a other with linux. But that was i think version 14
Last updated: 2026-01-06
Post by clockben on Python script to add libraries to project
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Hello, I have the same issue β some libraries arenβt resolved. When I load the libraries manually and delete them, reloading with the script works fine afterward. Have you found a solution since then? Many thanks in advance
Last updated: 2025-11-11
Post by seler on Custom button with output status
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I did some work around by adding IN switch on top of OUT bulb picture(SwitchImage) and setting IN switch button to invisible but this is not quite elegant. How to combine it to one visu element?
Last updated: 2025-11-20
Post by somlioy on Non-formal invocation of function blocks in CODESYS
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No that is not possible for function blocks, although it is possible to that with methods and functions as you see in your second pic.
Last updated: 2025-12-05
Post by danamocca on SM3_CNC Sentence modifier
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Hi! Does anyone have an example of ReadNCFile2 with Sentence Modifier? Current examples on CODESYS help page are outdated and have a lot of errors, like "SMC_CNC_LibParams.MAX_SUBPROGRAM_NESTING_DEPTH" calls, which are not present in current version of SMC3_CNC library.
Last updated: 2025-12-25
Post by bruno-roth on Parker Compax3 controlled by Schneider LMC 201
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Hello, you could use any CODESYS PLC which has an EtherCAT master and the possibility to run the CODESYS Softmotion.
Last updated: 2026-01-13
Post by mtorell on Safe Editor in codesys v3.5sp21p30
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How do I negate an output signal from an OR gate. I have tried right click to no avail and I cannot find an propriate NEGATE box? I want to save the output from the block to an inverted variable.
Last updated: 2026-03-12
Post by hannibal on Codesys Trend - setting Y axis minimum and maximum as variables - error
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Hi, It was my fault. I was using a REAL variable instead of INTEGER. Sorry for posting this.
Last updated: 2026-03-22
Post by gseidel on Smooth path is not working with SMC_NCInterpreter
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Hi tommyk-mar, do you call SMC_SmoothPath after SMC_NCIntepreter? Both G51 in the G-Code and the function block call are needed. You can see how this can be done in this example: https://content.helpme-codesys.com/en/CODESYS%20SoftMotion/_sm_example_cnc_3.html Best regarsd, Georg
Last updated: 2026-03-27
Post by gseidel on SMC_Trafo 6DOF Config Error
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Hi jgalaska, the parameters and their valid ranges are described here (0). In particular, the parameter d1 must be non-positive (<= 0). (0) https://content.helpme-codesys.com/en/CODESYS%20SoftMotion/_sm_trafo_pou_six_dof_robot.html#UUID-5451338b-a728-5c42-0f62-d9735b01d032_id_b18ea4b1b308acfdc0a8646358edc019_id_e7016982df408f59c0a8657d017550b3 Best regards, Georg
Last updated: 2026-01-21
Post by caualima on AI + Programming
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What do you think about having an AI Agent specialized in ST programming in Codesys? I see this saving hours and hours of work for those who program on a daily basis.
Last updated: 2026-01-24
Post by gatto on Two licenses have to be installed forgot to enable one license
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Hi. What type of PLC do you have? What activation method do you use? What license ticket did you purchase and want to activate? Can you describe the process you followed step by step?
Last updated: 2026-02-02
Post by risele on AI + Programming
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It's already fine to use, with help of exporting/importing as PLC_Open, at least CODEX is good in editing directly at XML and/or providing changes description separately.
Last updated: 2026-02-13
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