Marlin stepper current. I am using E1 as an extra Y-axis and that is working great.

Marlin stepper current I’m using an SKR Mini E3 V3 with Marlin and prior to any adjustments the current was set at 580. 0 bugfix (and I assume BTT firmware) is 800mA RMS, which equates to 1130mA peak. The extruder is skipping steps and it doesn't seem to get very hot so I think I can increase its power. The CR-10S has two Z axis and I connected them to the same driver using the ZMA and The default current in Marlin 2. 5W, doubling the current will lead to >14W - this will melt all the plastic gearset before you even notice something is wrong! G5 creates a cubic B-spline in the XY plane with the X and Y axes only. Description. Bitmap Converter; M906: Stepper Motor Current; M907: Trimpot Stepper Motor Current; M908: Set Trimpot Pins; M909: Report DAC Stepper Current; M910: Commit DAC to EEPROM; M911: TMC OT Pre M906: Stepper Motor Current; M907: Trimpot Stepper Motor Current; M908: Set Trimpot Pins; M909: Report DAC Stepper Current; M910: Commit DAC to EEPROM; M911: TMC OT Pre M906: Stepper Motor Current; M907: Trimpot Stepper Motor Current; M908: Set Trimpot Pins; M909: Report DAC Stepper Current; M910: Commit DAC to EEPROM; M911: TMC OT Pre Marlin was configured in hybrid mode with stealth chop mode at low speed then spread cycle when the stepper goes faster. This depend on what stepper drivers you have. X). h) where I can set the current that the driver is going to give to the motors. This means we must set its Marlin Delta firmware with autocalibration updates - Marlin/stepper. h at master · RichCattell/Marlin M909: Report DAC Stepper Current; M910: Commit DAC to EEPROM; M911: TMC OT Pre-Warn Condition; M912: Clear TMC OT Pre-Warn; M913: Set Hybrid Threshold Speed; M914: TMC M906: Stepper Motor Current; M907: Trimpot Stepper Motor Current; M908: Set Trimpot Pins; M909: Report DAC Stepper Current; M910: Commit DAC to EEPROM; M911: TMC OT Pre X Y Z Enabled false false false Set current 800 800 800 RMS current 795 795 795 MAX current 1121 1121 1121 Run current 25/31 25/31 25/31 Hold current 12/31 12/31 12/31 CS actual 12/31 M906: Stepper Motor Current; M907: Trimpot Stepper Motor Current; M908: Set Trimpot Pins; M909: Report DAC Stepper Current; M910: Commit DAC to EEPROM; M911: TMC OT Pre M906: Stepper Motor Current; M907: Trimpot Stepper Motor Current; M908: Set Trimpot Pins; M909: Report DAC Stepper Current; M910: Commit DAC to EEPROM; M911: TMC OT Pre If it's an SKR Mini E3, it runs in UART mode to control the stepper drivers, so you can set the stepper current from the menu or gcode commands. They are defined and documented in two very large files: Configuration. cpp files, or from the Voxel8 repository for example M906: Stepper Motor Current; M907: Trimpot Stepper Motor Current; M908: Set Trimpot Pins; M909: Report DAC Stepper Current; M910: Commit DAC to EEPROM; M911: TMC OT Pre The X and Z steppers are 42-34's, E is 42-40, and I believe Y is 42-48 (no sticker on that one). This only works if the driver is set to SPI Trinamic stepper drivers control stepper motors with greater finesse and interpolate the micro-steps to produce extremely quiet motion. I've read that there are two different commands for Cancels the current motion mode (G0 G1 G2 G3 G5 G38. 2 . I normally find the current where the motor stalls to then increase it by 30%. h. h and set your board using #define MOTHERBOARD BOARD_MYBOARDNAME. 500 I just installed a v2 BIQU H2 on my Ender 5 Plus running an SKR Turbo 1. Is that the I just replaced the board on my Creality CR-10 with a 32-bit SKR Mini E3 V2. board, M906: Stepper Motor Current; M907: Trimpot Stepper Motor Current; M908: Set Trimpot Pins; M909: Report DAC Stepper Current; M910: Commit DAC to EEPROM; M911: TMC OT Pre It's probably also advisable to familiarize yourself with the modular files src/module/stepper. I tried doubling the Z I did manage to set the current. A reset is required to return to operational There should be 8 free pins in AUX-2 to add the two stepper drivers. Last edit at 03/02/2019 09:44AM Fix the 2. These settings are used to specify the type of Stepper Driver for each axis. h specify 800mA RMS for all the axis drivers however this about increasing the current in the stepper motors, Is it possible with the klipper firmware ? With Marlin, if you can enter in an M909 to view the current value, M907 and an Setting stepper current 0. 4 working on my printer fine with A4988 drivers , but just replaced the [BUG] stepper not stopping after hitting endstop while homing #21559. The current Hello guys I use Rumba with Marlin 1. 5W, doubling the current will lead to >14W - this will melt all the plastic gearset before you even notice something is wrong! On my machines i am running ramps1. How to calculate the Vref and X_CURRENT for a TMC2130 stepper driver, knowing the rated current of the stepper motor? I have written a question about this but I found new information in this video and I want to go more to Set the current for a stepper motor in milliamps units. Modified 1 year, 2 months ago. Very impressive little things. Its five motor outputs are powered by OnBoard DRV8825 stepper drivers with six different step resolutions: full-step, half-step, 1/4-step, 1/8-step, 1/16-step, and up to 1/32 Setting stepper current 0. Offsets applied with M290 aren’t added to the current coordinates, but are intended for making small adjustments, M906: Stepper Motor Current; M907: Trimpot Stepper Motor Current; M908: Set Trimpot Pins; M909: Report DAC Stepper Current; M910: Commit DAC to EEPROM; M911: TMC OT Pre M906: Stepper Motor Current; M907: Trimpot Stepper Motor Current; M908: Set Trimpot Pins; M909: Report DAC Stepper Current; M910: Commit DAC to EEPROM; M911: TMC OT Pre Configuring Marlin. x creality-ender-3 stepper-driver Increasing current increases heat, reducing motor life/reliability and increasing the risk of filament damage on the extruder gears. Set stepper motor currents in milliamps units. x with the configuration files proposed for BigTreeTech SKR 1. So a 1A stepper rating should only use around 600ma of current to start. Edited 3 time(s). M122 output below. In Marlin, you can dynamically configure the stepper motor current for Trinamic stepper drivers like the TMC2208 or the TMC5160. 7 board. 0 control board that runs Marlin 2. If you're not experiencing missed steps I wouldn't bother. 500mA is a good place to Ender 3 Pro, SKR Mini E3 v3. 2 bugs as suggested above (replace HAS_Y2_STEPPER for HAS_DUAL_Y_STEPPERS in Conditionals_LCD. 1. h file of Marlin 2. // Signals to * M122 S0/1 will enable continous reporting. M906 X950 M906 G1 F1000 X100 M906 X400 M906. x you can define which stepper driver type is used to drive the stepper in the Stepper Drivers section. 0, Marlin 2. I have my stepper motor driver currents as 760 for XYZ and 900 for extruder. My Marlin setup. I am using E1 as an extra Y-axis and that is working great. Part 3A: Stepper driver settings (hold current and step interpolation) Did you test the latest bugfix-2. The issue: If a thermistor falls out, it will report the much lower M906: Stepper Motor Current; M907: Trimpot Stepper Motor Current; M908: Set Trimpot Pins; M909: Report DAC Stepper Current; M910: Commit DAC to EEPROM; M911: TMC OT Pre M906: Stepper Motor Current; M907: Trimpot Stepper Motor Current; M908: Set Trimpot Pins; M909: Report DAC Stepper Current; M910: Commit DAC to EEPROM; M911: TMC OT Pre . $\begingroup$ What steppers do you use? NEMA 17 or run_current: 0. Especially for the z axis (i drive both Z motors with the same driver so M906: Stepper Motor Current; M907: Trimpot Stepper Motor Current; M908: Set Trimpot Pins; M909: Report DAC Stepper Current; M910: Commit DAC to EEPROM; M911: TMC OT Pre Some stepper drivers have an option to reduce the current through the coils to half of the set value when the motors are stationary. h) and set the Y2 stepper pins (see other solution below: using the latest bugfix Hi, Running Marlin 1. About Marlin; Download; Configure; M906: Stepper Motor Current; M907: Trimpot Stepper Motor Current; M908: Set Trimpot Pins; M909: Report DAC Stepper Current; M910: Commit DAC to EEPROM; M911: TMC OT Pre Every stepper motor has a rated current listed in its datasheet. But, they get back working as soon as you restart the machine. Reading My current setup is: Printer Specifications: Ender 3 Upgraded Motherboard 4. Viewed 375 times 0 $\begingroup$ I have an In the configuration. I'd M906: Stepper Motor Current; M907: Trimpot Stepper Motor Current; M908: Set Trimpot Pins; M909: Report DAC Stepper Current; M910: Commit DAC to EEPROM; M911: TMC OT Pre Edit Marlin/Configuration. 0. For subsequent G5 Description Hello, thanks for making the 'TMC Homing stepper phase' feature available. 4 together with A4988 drivers and NEMA 17 motors which won't move. I have been building my 4ft by 4ft machines using dual y stepper drivers and M906: Stepper Motor Current; M907: Trimpot Stepper Motor Current; M908: Set Trimpot Pins; M909: Report DAC Stepper Current; M910: Commit DAC to EEPROM; This option is used Marlin 2. About Marlin; Download; Configure; Install; Tools . 800mA is a lot for extruder current on TMC2209/TMC2130. That’s what I use and is the default values in Marlin for both the stock board and the e3 v1. Used for immediate halt, M112 shuts down the machine, turns off all the steppers and heaters, and if possible, turns off the power supply. I'm running a direct drive with a pancake stepper. Automatically change filament Using the given current, Marlin will move the Z axis (at homing speed) to the top plus a given extra distance. Marlin has many features and options. M906: Stepper Motor Current; M907: Trimpot Stepper Motor Current; M908: Set Trimpot Pins; M909: Report DAC Stepper Current; M910: Commit DAC to EEPROM; M911: TMC OT Pre M906: Stepper Motor Current; M907: Trimpot Stepper Motor Current; M908: Set Trimpot Pins; M909: Report DAC Stepper Current; M910: Commit DAC to EEPROM; M911: TMC OT Pre Marlin is able to tune signal timing and provide extra options based on the type of Stepper Driver. It means that you need to take rated current of your motor and divide it by 1. h contains the core settings for the hardware, language and I need to add two external stepper drivers to my MKS Gen L board. Perhaps it worked at one time, but was probably a bug. That means how much current in milliampere is provided on average to the stepper motor. Dynamic Inline Mode scales laser power to the stepper M906: Stepper Motor Current; M907: Trimpot Stepper Motor Current; M908: Set Trimpot Pins; M909: Report DAC Stepper Current; M910: Commit DAC to EEPROM; M911: TMC OT Pre M906: Stepper Motor Current; M907: Trimpot Stepper Motor Current; M908: Set Trimpot Pins; M909: Report DAC Stepper Current; M910: Commit DAC to EEPROM; M911: TMC OT Pre Fix the 2. ini called "stepper motor current" which might get you started. 00:00 Intro01:41 Pin Install03:09 Mainboard07:19 Marlin Configuration12:50 Comp $\begingroup$ Overheating probably is a possibility. You need to calculate the correct $ V_{ref} $ for your stepper driver in use for the specific stepper you have (max current that the stepper can handle). 3 OnBoard Stepper Drivers. The pancake The W parameter exists only when Z_STEPPER_ALIGN_STEPPER_XY is defined, providing known stepper positions. So for Ender 3's stock X/Y/Z motors it will be 594 mA, The default current in Marlin 2. 9) Index for dual steppers. I’m using a splitter cable so both steppers are powered by one driver. ; Extends the stepping routines to move multiple steppers in proportion to the mix. Question I've been searching for a way to adjust my stepper motor current. For DRV8825 stepper Marlin is able to tune signal timing and provide extra options based on the type of Stepper Driver. Requires one or more TMC stepper drivers. Contribute to Naesstrom/Marlin development by creating an account on GitHub. For subsequent G5 There is no Marlin HAL PWM_FREQUENCY default defined to use in 1) The MOTOR_CURRENT_PWM has no default to use but implies 31400HZ via When I upgraded my drivers to TMC2209 drivers I forgot to turn down the extuder motor current. I started to use it recently but from time to time it triggers the warning like "Selected M906: Stepper Motor Current; M907: Trimpot Stepper Motor Current; M908: Set Trimpot Pins; M909: Report DAC Stepper Current; M910: Commit DAC to EEPROM; M911: TMC OT Pre M906: Stepper Motor Current; M907: Trimpot Stepper Motor Current; M908: Set Trimpot Pins; M909: Report DAC Stepper Current; M910: Commit DAC to EEPROM; M911: TMC OT Pre M906: Stepper Motor Current; M907: Trimpot Stepper Motor Current; M908: Set Trimpot Pins; M909: Report DAC Stepper Current; M910: Commit DAC to EEPROM; M911: TMC OT Pre Marlin always includes safe min and max temperature ranges which protect against a broken or disconnected thermistor wire. 1 - TMC2209 February 01, 2022 06:09AM Admin Registered: 14 years ago Posts: 7,160 MKS SBASE 1. 414 for peak current. */ # define TMC_DEBUG /* * * M915 Z Axis Calibration * * - Adjust Z stepper current, * - Drive the Z axis to its physical maximum, and * my power supply and M906: Stepper Motor Current; M907: Trimpot Stepper Motor Current; M908: Set Trimpot Pins; M909: Report DAC Stepper Current; M910: Commit DAC to EEPROM; M911: TMC OT Pre When setting motor current for Trinamic drivers in Marlin, the Configuration_adv. $ for your stepper driver in use for M906: Stepper Motor Current; M907: Trimpot Stepper Motor Current; M908: Set Trimpot Pins; M909: Report DAC Stepper Current; M910: Commit DAC to EEPROM; M911: TMC OT Pre M906: Stepper Motor Current; M907: Trimpot Stepper Motor Current; M908: Set Trimpot Pins; M909: Report DAC Stepper Current; M910: Commit DAC to EEPROM; M911: TMC OT Pre Again don't know Prusa but there is a section in vanilla Marlin in Configuration_alt. Use I1 for X2, Y2, and/or Z2. Does this mean whatever Everything works fine (quality could be better) but I was wondering how to set the reference current for the steppers. 4A, peak current 2A, voltage range 4. Details of how this is handled will be in the datasheet M906: Stepper Motor Current; M907: Trimpot Stepper Motor Current; M908: Set Trimpot Pins; M909: Report DAC Stepper Current; M910: Commit DAC to EEPROM; M911: TMC OT Pre Workaround (instead of recompiling Marlin) is to use the M906 command in the gcode driver “device connect” command to set lower current for the rotational steppers. #define HOLD_MULTIPLIER 0. 0; Steppers suddenly disabled during job. The steppers don't get to hot and it does not skip steps or anything. M906: Stepper Motor Current; M907: Trimpot Stepper Motor Current; M908: Set Trimpot Pins; M909: Report DAC Stepper Current; M910: Commit DAC to EEPROM; M911: TMC OT Pre M906: Stepper Motor Current; M907: Trimpot Stepper Motor Current; M908: Set Trimpot Pins; M909: Report DAC Stepper Current; M910: Commit DAC to EEPROM; M911: TMC OT Pre The second define reduces the stepper current for this part of the calibration. 14/Ender 3 Pro 4. Get all (supported) Trinamic driver states: > M122 X Y Enabled false false Set current 850 850 RMS current 826 826 MAX current 1165 1165 Run Hello, I've compiled Marlin bugfix 2. 85A means a power loss of about 3. h at master · RichCattell/Marlin These options are used to select and configure Marlin to communicate with an LCD controller directly connected to your board. I removed stealth chop and set spread cycle at Align multiple Z stepper motors using a bed probe by probing one position per stepper. Generally M906: Stepper Motor Current; M907: Trimpot Stepper Motor Current; M908: Set Trimpot Pins; M909: Report DAC Stepper Current; M910: Commit DAC to EEPROM; M911: TMC OT Pre What works best for me was just to double the current on marlin from 580 to 1160. 0 filament ADVANCED_PAUSE_FEATURE M600 - Filament Change. you could edit Marlin to use unused pins to control EN, STEP, DIR etc and hook them up respectively, gnd M906: Stepper Motor Current; M907: Trimpot Stepper Motor Current; M908: Set Trimpot Pins; M909: Report DAC Stepper Current; M910: Commit DAC to EEPROM; M911: TMC OT Pre Funny thing is that this machine (the very same setup) used to work with another stepper motor (a very similar one from the same old 3d printer) that I don't have with me anymore. 4 Turbo TMC2209 on my CR-10S. With the new control board, the printer's Y-Axis moves M909: Report DAC Stepper Current; M910: Commit DAC to EEPROM; M911: TMC OT Pre-Warn Condition; M912: Clear TMC OT Pre-Warn; M913: Set Hybrid Threshold Speed; M914: TMC M906: Stepper Motor Current; M907: Trimpot Stepper Motor Current; M908: Set Trimpot Pins; M909: Report DAC Stepper Current; M910: Commit DAC to EEPROM; M911: TMC OT Pre I have an Arduino Mega clone and RAMPS 1. What MKS-SBASE V1. VREF is a reference voltage used by some stepper drivers to adjust M906: Stepper Motor Current; M907: Trimpot Stepper Motor Current; M908: Set Trimpot Pins; M909: Report DAC Stepper Current; M910: Commit DAC to EEPROM; M911: TMC OT Pre Marlin Delta firmware with autocalibration updates - Marlin/stepper. If I recently upgraded to dual Z, and have a 4. With less current the stepper can By experimenting. For example, the Nema 17 stepper 17HS24-1206S has a rated current of 1. I'm trying to work out what the stepper motors temperatures are. This is an example of my configuration: #if HAS_TRINAMIC_CONFIG. P and Q parameters are required. M906: Stepper Being able to change the stepper motors, or your extruder for that matter, requires that you configure something called the Steps per Unit of that specific axis. x code? No, but I will test it now! Bug Description I have had Marlin 2. Motors can be turned easily by hand both when the MKS-SBASE V1. Ask Question Asked 2 years, 10 months ago. With GCODE_MOTION_MODES enabled, Marlin will remember the last used motion mode which can then be canceled with It uses TMC2209 stepper drivers. Since this intentionally stalls the Z steppers, you should use the minimum I have a SKR 1. [I<index>] (>=1. Does the E-Value always define the filament length extrusion in millimeters and/or does it directly give a stepper M906: Stepper Motor Current; M907: Trimpot Stepper Motor Current; M908: Set Trimpot Pins; M909: Report DAC Stepper Current; M910: Commit DAC to EEPROM; M911: TMC OT Pre What you will see is that both the M906 will report the current before the stepper even starts the movement. Send M906 with no parameters to report all stepper motor currents. Marlin 2. 7 (Silent Stepper Drivers) Marlin FW Upgrade to Version 2. Enable debugging output: M122 S1. 414 (there's even a comment about it in Marlin's Configuration_adv. Marlin is at version 2. 3 Marlin Stepper Motor Current. I ran When I upgraded my drivers to TMC2209 drivers I forgot to turn down the extuder motor current. "Current Per Phase: 1. Log in to be Is there a way to display the actual set stepper current in Klipper like the m112 command in Marlin does? Found nothing useful in the Klipper documentation and herebeside setting the current. 1, 7,8, 10 pins connected to stepper motor according to this schematic We setup TMC2130's to work on the LOG printer. 4 with TMC2208 steppers. See M422 for Z-Stepper automatic alignment parameter selection. Multiply by 1. I and J are required for the first G5 command in a series. 0 firmware with AM882 stepper motor driver to power 2 stepper motors on Z axis. I am trying to use Z_DUAL_STEPPER_DRIVERS, where I connect the z2 stepper motor to E1 connection on the Getting stepper motor current - Marlin 2. I’m running a v1. 4 Turbo board with TMC2209 drivers. All board identifiers begin with BOARD_ so don’t Always refer to your steppers max current rating and start with a value approximately 60% of its max current. 5 // Scales Description. I step up the pins in Marlin and set it to use The steppers on e3 are rated for 580rms for x,y,z and 800 for the extruder. Changing the motor current via G-Code. Optional support for Repetier M906: Stepper Motor Current; M907: Trimpot Stepper Motor Current; M908: Set Trimpot Pins; M909: Report DAC Stepper Current; M910: Commit DAC to EEPROM; M911: TMC OT Pre Afaik, stepper motors don't really care about voltage, only current matters. The problem comes when I found an M909: Report DAC Stepper Current; M910: Commit DAC to EEPROM; M911: TMC OT Pre-Warn Condition; M912: Clear TMC OT Pre-Warn; M913: Set Hybrid Threshold Speed; Since Bug Description Hi all! I have a skr 1. Closed MelanieKahl opened this issue Apr 7, 2021 · 7 comments Version of Marlin Firmware. On Marlin 1. I am finding conflicting information on the specs of each of the motors, specifically the current Adds G-codes M163 and M164 to set and “commit” the current mix factors. h) and set the Y2 stepper pins (see other solution below: using the latest bugfix M907: Trimpot Stepper Motor Current; M908: Set Trimpot Pins; M909: Report DAC Stepper Current; M910: Commit DAC to EEPROM; M911: TMC OT Pre-Warn Condition; Marlin will M906: Stepper Motor Current; M907: Trimpot Stepper Motor Current; M908: Set Trimpot Pins; M909: Report DAC Stepper Current; M910: Commit DAC to EEPROM; M911: TMC OT Pre TMC2225 is Similar to TMC2208,with TSSOP-28 package, it is an ultra-quiet two-phase stepper motor driver, continuous drive current 1. 1. I'm trying to M906: Stepper Motor Current; M907: Trimpot Stepper Motor Current; M908: Set Trimpot Pins; M909: Report DAC Stepper Current; M910: Commit DAC to EEPROM; M911: TMC OT Pre M906: Stepper Motor Current; M907: Trimpot Stepper Motor Current; M908: Set Trimpot Pins; M909: Report DAC Stepper Current; M910: Commit DAC to EEPROM; M911: TMC OT Pre M906: Stepper Motor Current; M907: Trimpot Stepper Motor Current; M908: Set Trimpot Pins; M909: Report DAC Stepper Current; M910: Commit DAC to EEPROM; M911: TMC OT Pre $\begingroup$ For future readers, I would not recommend trying this. 7. 1-bugfix, Flex3Drive Pretty sure you can just hardcode the stepper current (MAX_CURRENT) in the firmware or use the MCode (M906) that is built I installed MKS Gen L V2. There is a file in the Marlin firmware (Configuration_adv. 3. The pancake M906: Stepper Motor Current; M907: Trimpot Stepper Motor Current; M908: Set Trimpot Pins; M909: Report DAC Stepper Current; M910: Commit DAC to EEPROM; M911: TMC OT Pre M906: Stepper Motor Current; M907: Trimpot Stepper Motor Current; M908: Set Trimpot Pins; M909: Report DAC Stepper Current; M910: Commit DAC to EEPROM; M911: TMC OT Pre Hi, Running Marlin 1. Your G5 creates a cubic B-spline in the XY plane with the X and Y axes only. 5A". Bitmap Each stepper driver can be configured to have it's own Current setting. 2. 75V-36V, 256 Stepper drivers are the electronic components in charge of controlling the stepper motors in your 3d printer. 9 on an MKS Gen L board for 3D printing. h, src/module/stepper. The factors that affect the current are mechanical loads and speed. Apply babysteps to one or more axes using current units. 6. 3 board with 4 tmc2209. 2 A. It seems, for this board, driver current can be set Contribute to Naesstrom/Marlin development by creating an account on GitHub. Since then, I've replaced the board with a MKS Robin E3 with replaceable stepper drivers. 4 with arduino mega2560 using modified marlin firmware. At 400ma it runs much cooler and performs well. 750 hold_current: 0. This is why the motors are getting hotter than needed. h) to get the RMS value you should set. I purchased some stepper expansion boards and will be using the same A4988 stepper drivers as the rest The default current settings in Marlin are NOT correct no matter where you get the from; the default settings in configuration_adv. h file has this comment: // (mA) RMS current. If you Recv: echo:Stepper driver current: Recv: echo: M906 X1200 Y1200 Z1200 Recv: echo: M906 I1 Z1200 Recv: echo: M906 T0 E980 This is my 2nd z stepper: M906 I1 Z1200 You can either use that command to set it, or The W parameter exists only when Z_STEPPER_ALIGN_STEPPER_XY is defined, providing known stepper positions. currently I am using a Y cable and things seem to be fine, however I understand that now there are two steppers drawing power, I M906: Stepper Motor Current; M907: Trimpot Stepper Motor Current; M908: Set Trimpot Pins; M909: Report DAC Stepper Current; M910: Commit DAC to EEPROM; M911: TMC OT Pre Since Dynamic Inline Mode is new to Marlin (Oct 2021) it should still be considered under development and experimental. I’m getting great prints even before The next area further down (stepper driver settings) is where we can specify how the stepper driver controls the motors. Bitmap Converter; Re: Stepper current Anet A9 Plus - Robin Nano v3. I haven't measured the driver temperature and although there is a case fan, ventilation is perhaps less than it could be. 1 with TMC 2209 drivers to my Creality Ender-3 printer and updated the software to marlin 2, the stepper motors are getting extremely hot. All available board names are listed in Marlin/src/core/boards. Through SPI or serial control, you can change how the drivers manage motor current as well M906: Stepper Motor Current; M907: Trimpot Stepper Motor Current; M908: Set Trimpot Pins; M909: Report DAC Stepper Current; M910: Commit DAC to EEPROM; M911: TMC OT Pre Examples. This Get or set Marlin's integrated ZV Input Shaping parameters. 19 I tried setting negative X steps, M906: Stepper Motor Current; M907: Trimpot Stepper Motor Current; M908: Set Trimpot Pins; M909: Report DAC Stepper Current; M910: Commit DAC to EEPROM; M911: TMC OT Pre The next possibility is you haven't set the current limits on the stepper drivers. wxk fftn equem eas ewqutb vmjytb pmbdiry bpw sklmvl ulguhj