Post by durallymax on Source code changes since last download
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What do the details show? Is it requesting an online change or download? If the compile file is missing, it will request a download. Several things can trigger an online change, if you haven't changed the code, likely libraries. The details should provide some guidance.
Last updated: 2025-12-01
Post by eld-t on Change Git local repository folder name
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Hi, how do you change the Git local repository folder name? It is called "project" by default, so we would like to rename it to something more descriptive especially for the remote repo's sake. Thanks!
Last updated: 2025-12-10
Post by reinier-geers on Network variable stops sending
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What version. 20.5 ? ive got also problems wiyth that version. Online change, it hangs itself after one hour. Then one project can problems. Ive change display with 21.0 . At home i turned on the 20.5 display. After 1 hour i goes to stop.
Last updated: 2026-05-06
Post by schweizer on Position und Größe optimal anpassen (Container.Height - Visu.Height) funktioniert nicht.
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Hello forum Does anyone have experience with optimally adjusting the position and size of the visualization elements? For us, the adjustment on the x-axis works in Codesys 3.5 SP20 with (Container.Width - Visu.Width). However, the y-axis is not affected with (Container.Height - Visu.Height). We implemented this according to the example from Codesys "Optimally adjust position and size" and had no success. Thank you very much for your help.
Last updated: 2024-07-29
Post by trusty-squire on implementing continuous movement in Codesys
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What do you mean by continuous movement? You want to continuously follow a dynamic target position? SMC_ControlAxisByPos, which is typically used with CNC Interpolators, could work for that. Instead of feeding the target position in from the Interpolator, feed in the target position from your server instead. Once you enable the FB, it will continuously move the axis to track the fSetPosition input. https://content.helpme-codesys.com/en/libs/SM3_CNC/Current/SM_CNC_POUs/SoftMotion-CNC/Direct-Axis-Control/SMC_ControlAxisByPos.html
Last updated: 2024-09-12
Post by mubeta on Strange problem with the ‘MC_SetPosition’ function
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No errors in any condition. The function terminate correctly with the 'done' bit. Now I leave the machine and I don't know when I will be there again. The assumption you made I had considered. The operational limits of the axis are all fit for purpose, and this function should operate virtually without even noticing the motion limits. In fact in practice with the axis at low speed the function corrects any numerical value of the position in the range 0 ... 360° without any problem whatsoever in a single PLC scan cycle.
Last updated: 2025-01-10
Post by nz-dave on ethercat softmotion axis error
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Hi all I'm having a little trouble get my axis to work. i can turn them off and on. i can run each servo manually inputting directly to the mapping address. as soon as i try to use any FB's like jog etc my servos wont move and error out. so far I've had error "SMC_ERROR.SMC_DI-POSITIONLAGERROR" and another one about not calling a fb. cheers. in the attachment I have just jogged X_Axis with the MC_JOG FB
Last updated: 2025-03-10
Post by nz-dave on Custom library, ethernet/ip adaptor
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Im Putting alot of my custom functions blocks into a library I have a EthernetIP VSD FB that i would like to get Status from the adaptor. EthernetIP_remote_adaptor.estate is one what i want to get. so anyone know how to point that to my function block? when i use the block i just want to have an input "Drive" that would point to the adaptor. like in softmotion when you just put the axis name in the FB to point the FB to a certain axis. Hope that makes sense, cheers
Last updated: 2025-05-21
Post by esave on Stepper Drive with Ethercat
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I bought and installed SoftMotion Light now. When I try to add a SoftMotion Light Axis to my stepper drive and I go online it shows: "The license is missing or invalid". See picture What am I doing wrong? This is the right way right? First add your EtherCat XML-File from your stepper driver and then add the SoftMotion Light axis right? Thanks for your help esave
Last updated: 2024-04-25
Post by mizi on SM_Drive_Virtual
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Hi I recently started learning Codesys SoftMotion. At first, I mainly used YouTube videos. I stopped at two videos where the same problem keeps recurring. fbReadPos( Axis := X_Axis, Enable := TRUE, Position => gAxes.lrActualPos); <- axis cannot move I checked the entire code line by line. Zero errors. GPT spits out nonsense, throwing up increasingly worse errors. And when I copy its code, it says the code is wrong and gets stuck in a loop of its own stupidity. Can anyone explain why it doesn't work? Link to the video below: https://www.youtube.com/watch?v=CYa2HvYZgbM&list=PLsEhEcYjG7na0OveU7cqFXBx7ATyGGn0A&index=3
Last updated: 2025-10-21
Post by imdatatas on SMC_ERROR.SMC_AXIS_NOT_READY_FOR_MOTION when using Drive Virtual
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@ducng, Another possible situation could be that normally there are 3 inputs for MC_Power. In your above images, I can't see the "bDriveStart" input activated. As Mr. @gseidel mentioned, you need to make sure MC_Power.Status output should be TRUE. Issuing any movement command without activating the axis would naturally result in an error. For MC_Power; You can set the Enable and bDriveStart inputs to TRUE and try turning the axis activation on and off using only the bRegulatorOn input. Regards, Imdat
Last updated: 2025-11-28
Post by gseidel on Axis directions in CNC editor not using right-hand rule?
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Hi bertus, the coordinate systems used in SoftMotion CNC are all right-handed. The CNC editor uses isometric projection. This can be confusing, as in your example. The y-axis seems to point into the screen, away from the viewer. However, this is just an optical effect. If you turn on the (experimental) perspective projection (must be added to the CNC tool bar using tools->customize), you can see that the coordinate system is in fact right-handed. Best regards, Georg
Last updated: 2026-01-07
Post by gseidel on Mismatch between coordinate monitor and actual motion using SMC_GroupJog2, MC_MoveLinearAbsolute (6DOF)
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Dear darwin03, my first guess is that the axis scaling of the last axis (joint 6) is not correct. It should be confiugured so that one technical unit equals one angular degree. From the video, it rather looks like 1 technical unit is a full revolution of the joint. (This holds for all rotary axes used with SoftMotion Robotics: they must be scaled so that one technical unit equals one angular degree.) Best regards, Georg
Last updated: 2026-04-07
Post by eschwellinger on Ethercat scan for devices not picking up EL7041 as a softmotion axis
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Add existing version (with SM drive) - without scan - disable under expert settings in the slave the revision check.
Last updated: 2023-09-03
Post by arnog on Master&Slave Program in 4 Axis CNC Project
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I am also looking for the right solution. Also saw a virtual axes would be better to steer x1 and x2
Last updated: 2023-10-01
Post by imdatatas on Axis variable indicating modulo of finite setting
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You could try with "iMovementType" member of AXIS_REF_SM3 struct. https://content.helpme-codesys.com/en/libs/SM3_Basic/Current/SM3_Basic/DriveInterface/AXIS_REF/AXIS_REF_SM3.html https://content.helpme-codesys.com/en/libs/SM3_Basic/Current/SM3_Basic/DataTypes/DriveInterface/SMC_AXIS_TYPE.html
Last updated: 2023-11-25
Post by mecmag on gear over gear (2 masters,1 slave) - how to do it?
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Hello, i need to create an application that uses 2 masters, with 2 different ratios, and it outputs in one single slave. I explain better: Imagine axis A, B and C. -Axis A is the slave. -Axis B is master of A, with a specific ratio. -Axis C is master of A, with a specific ratio. the result motion from B and C should be executed by A, proportionally in position and ratios from B and C. With standard softmotion libraries (MC_...) it is not possible (i couldn't) because it is allowed only one master with its ratio. I have made a similiar application in past, using MoveOverGear in order to synch gears before engage. Instead this time, i need to do a gear over gear application, using 2 different masters. The position have to be the sum of both masters (considering their ratios). Any clue about how to do it? Or were to find some FB that can do it?
Last updated: 2024-08-16
Post by tk096 on How to set unit in Axis
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Hi, you have to define how many increments of the drive correspond to one unit in your application. This is done in the Scaling/Mapping Tab in the drive editor.
Last updated: 2024-09-02
Post by tk096 on Kinematics Robot Delta 2 Axis
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Hi, no guarantee, but this should work with Bipod_Rotary (https://content.helpme-codesys.com/en/libs/SM3_Transformation/Current/SM3_Transformation/Function-Blocks/Positioning-Kinematics/Parallel-Systems/Kin_Bipod_Rotary.html), with dDistance = horitzontalDistanceTop-horizontalDistanceBottom.
Last updated: 2024-12-16
Post by sercan on Connecting Parameter 'A' in G-Code to Physical Axis in CNC Project
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Solutions: * https://content.helpme-codesys.com/en/libs/SM3_CNC/Current/SM_CNC_Data-types/SoftMotion-CNC/SMC_POSINFO.html * https://content.helpme-codesys.com/en/CODESYS%20SoftMotion/_sm_example_external_axes_usage.html
Last updated: 2025-05-07
Post by tomw on Soft Motion - PosControl External Encoder
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I need to understand how an external encoder ties into the SM_Drive_PosControl setup. I have an application where I have two hydraulic servo amplifiers. The encoder is a Temposonic Linear SSI encoder. How does the encoder get tied back into the SM_Drive_PosControl axis. Thanks.
Last updated: 2025-05-13
Post by mickael on stepper motor + Raspberry pi 5 + Codesys
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Hello, I can't figure out how to configure the DIR and STEP pins of the GPIO for an SM_Drive_RaspiStepper_Pulsdir axis. Can you send me a scan? Also, does the MC_POWER status always remain False? Thanks.
Last updated: 2025-07-06
Post by mickael on Motor stepper raspberry pi 5 Codesys
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Hello, I can't figure out how to configure the DIR and STEP pins of the GPIO for an SM_Drive_RaspiStepper_Pulsdir axis. Can you send me a scan? Also, does the MC_POWER status always remain False? Thanks.
Last updated: 2025-07-06
Post by imdatatas on The default ramp type selection in SoftMotion V4.18.0.0 is Quadratic
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Unfortunately, The same behaviour still exist with SoftMotion V4.19.0.0 too. (default ramp type is quadratic instead trapezoid for new created axis object) For your information.
Last updated: 2025-09-04
Post by naidureginald on creating a visualization table
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hi all im trying to create a visualisation table for a axis alarms list. upon entering the data array, i recieve a message as attached. any help would be much appreciated.
Last updated: 2024-01-03
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