Questions tagged [marlin]

Questions about the 3D printer firmware Marlin.

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30 views

BLTouch ender 3 pro doing a very hard end stop

I am very new to 3D printing and after finding the bed on my Ender 3 Pro to be very uneven I decided to install a bl-touch module and new firmware from TH3D. I use Cura and it works fine but it only ...
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31 views

Problem with temperature readings after Marlin upgrade

I have an Ender-3 that I've been using daily for almost 2 years. Yesterday, I updated the firmware to Marlin 1.1.9.1, using the configuration files provided for the Ender-3. I printed out a few ...
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20 views

Printer keeps pausing and restart during print process

I'm using Marlin bugfix 2.0.x with my custom printer. Sliced a test cube with PrusaSlicer 2.2.0. My printer starts printing ...
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1answer
53 views

Severe regression in print quality after adding Z probe

I installed a BLTouch on my printer (Wanhao Duplicator i3) with Marlin 2.0.5.3 and enabled AUTO_BED_LEVELING_BILINEAR. However, the results are disastrous when I ...
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1answer
33 views

Installed bed leveling probe, now Z homing moves to center

I installed a BLTouch bed leveling probe on my printer which uses Marlin 2.0.5.3. Now the printer seems to be of two minds when it comes to finding the origin. Homing XY moves to the lower left as it ...
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1answer
48 views

Y-min stay triggered

I have a FLSUN i3 220x220x240 with: an 2004 LCD (RepRap Discount Smart Controller) an MKS-gen-L-v1.0 printer board running Marlin firmware 2.0.5.x 3D touch sensor, a filament runout sensor. ...
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1answer
46 views

Cannot configure default E step for extruder on TH3D

I installed the TH3D firmware to my Ender 3 Pro yesterday and today I am trying to configure the extruder rate because I am not using the stock extruder on my printer but have swapped in a BMG ...
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1answer
25 views

How do I set up a 2 in 1 out extruder system in Marlin

Hi I recently upgraded my CR-10S motherboard to the SKR 1.3 with TMC2208 drivers, in addition, I added a 2 in 1 out extruder system, but I am unsure of how to set it up in Marlin. If anyone could ...
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19 views

Prints are Squished

My printer prints stuff okay but its all squished and much shorter than the model, My z Axis Esteps is fine I checked for loose wires and overheating but I can't figure it out. My Temp is 195, .15 ...
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14 views

Translating values from marlin firmware to reprap firmware for Prusa i3 MK3S

I am also a beginner trying to understand the firmware values and getting to know my printer before I actually get the duet so please bear with me, do let me know when I have gotten the values or ...
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1answer
73 views

Different Probe Z offset for G28 and G29

After trying to solve this for the whole weekend I've run out of ideas. I've fitted an BLTouch to my Ender-3 with an SKR mini e3 V2.0 board, firmware is Marlin 2.0. My issue is the following: when ...
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23 views

Bltouch going outside bed area w/ Marlin 2.x

I am having an issue where when I run the leveling sequence on my printer (Makerbot Replicator 2 converted to Marlin firmware), the bltouch is lowered outside the bed area. The bltouch is located 38 ...
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14 views

Geeetech i3 Pro C with 3DTouch major issues

I'm in dire need of trying to fix my Geeetech i3 Pro so many attempts to fix it. After connecting all these pins correctly I uploaded the Marlin firmware with the correct configs. I will attach the ...
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1answer
15 views

Disable Marlin PID, and start print manual

The thermistor of the hotend of my printer broke, at the moment I have no way to replace it, due to the global situation with the virus. In my hands I have one of these industrial PIDs which is ...
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1answer
68 views

Auto bed leveling offset issue

I'm using an Ender 3 with a new upgraded board SKR 1.3 Marlin bugfix 2.0 auto bed leveling I use EZABL. for the EZABL I followed their tutorial for Marlin 2.0 since I don't use the unified firmware. ...
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2answers
87 views

The filament is almost impossible to remove

Most people complain about the filament not sticking on build plate but mine is vice versa. At first it used to be very good. When I removed the magnetic bed the project would come off easily but for ...
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2answers
46 views

Adding custom M or G codes to Marlin 2.0

Adding custom M Codes to Marlin doesn't work for Marlin 2.0 How would one go about adding custom G codes or M Codes to Marlin 2.0? The Marlin_main.cpp file does not exist. In general for Marlin 2.0,...
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31 views

Printer starts normally then becomes insanely slow

After having replaced the Creality factory firmware by a recompiled one to manage a BLTouch sensor I have the following behavior on my CR-X (mainboard Creality V2.2, firmware Marlin 1.1.6 + additions ...
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17 views

Bilinear Mesh ABL Over Compensation

I recently added an SKR mini e3 1.2 flashed with Marlin and a BLTouch to my Ender 3. I've run through the setup and have G29 creating the mesh before my prints correctly. If I generate a mesh like: <...
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1answer
85 views

PID autotune fails with a temp too high

Working on upgrading my Ender 3 to a dual extruder setup using the Winsinn dual hot end and MKS Base V1.6 motherboard using Marlin FW 2.0.5 and am unable to get the PID autotune to work. When I start ...
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1answer
58 views

Homing X and Y after stopping print through display

How can I include homing X and Y of a Marlin firmware operating printer after I press the stop printing in the display? In which folder I need include the command?
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20 views

RAMPS 1.4 LED 2 blinking when trying to heat up bed

On my i3 clone I've been trying to add the Anycubic i3 Ultrabase to my RAMPS 1.4 board and after adding the necessary configurations in the Marlin firmware I can heat up the bed. The issue is that it ...
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0answers
24 views

Bricked Mks Rumba+ Board after Power Supply Trouble

this is my first time posting on this forum, so bear with me: This is my first attempt at a RepRap project, and my go-to board has been the RepRapDiscount MKS Rumba+, since I wanted to have ...
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1answer
48 views

Z offset in Marlin is not working recently

My printer is ignoring the "Z offset" setting in Cura and the "Bed Z" stored in the printer LCD settings? Its been working before but after a firmware update of my printer, it doesn't work. Even after ...
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1answer
26 views

Re-homing Z: trouble resuming a print, what if I can't re-home?

Running Marlin 1.1.2, printing from Octoprint on Linux PC. So, the PC freezes up and I have to pause the print and reboot. It's a 36 hour print with 11 hours left to go and I'd rather not start over. ...
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1answer
75 views

Automatic bed leveling probes outside of bed despite NOZZLE_TO_PROBE_OFFSET [duplicate]

I just changed the motherboard of my CR-10 mini printer to an SKR 1.4 and installed Marlin 2.0.x on it. Everything seems to work except for the automatic bed leveling. I’m using an EZABL probe. The ...
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59 views

Printer not processing G-code properly?

I have 3 printers, all Anet A8 with RAMPS 1.4 boards running identical firmware. One printer, however, has a Bowden extruder setup and RepRap 3 pin limit switches. Otherwise identical to the other 2 ...
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1answer
37 views

How to interpret Trinamic driver continuous debug reporting?

In Marlin one can enable continuous debug reporting of Trinamic drivers with the command M122 S1 This sends lines similar to the following over the serial ...
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1answer
24 views

How can I determine the current value of a #defined variable?

I previously set up my Ender 3 with a precompiled binary of Marlin that already had the correct X and Y offsets for the attached BLTouch. Now I'm compiling my own, and rather than measure for myself I'...
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2answers
78 views

How to access BIGTREETECH firmware

I recently purchased a BIGTREETECH SKR mini E3 V1.2 and need to adjust some of the settings in configuration h to accommodate for my custom built 3d printer. In the past I've used the RAMPS 1.4 board ...
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55 views

Enable pins with RAMPS and M542T stepper drivers

So, I've been building a very sturdy 3d printer (also in the future hopefully a cnc router), strongly based on this: https://www.instructables.com/id/Ard...NC-3D-Printer/ I'm using a RAMPS (1.4, will ...
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1answer
54 views

How do the MAX endstops work?

I’m building my new 3D printer and I have a doubt. I’m using limit switches on the 3 axes, but only the MIN switches. I also have another three switches which I want to use as MAX switches. How can I ...
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1answer
39 views

Getting a programatically-controlled, constant 12 V from one of the motor outputs

I'm building a device that requires five 12 V valves to be programmatically controlled as a switch. So far, I have been able to get outputs from the heated bed, extruder, and fan to be ...
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57 views

Printer froze mid print, stepper motor driver and MCU extremely hot afterwards. MCU seems dead now (?)

A strange problem occured while 3D printing. I've been printing for a long time now, and I consider myself fairly expeienced. normally, with every problem I've encountered with my printers (Anet, ...
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1answer
242 views

PID tuning 50 W cartridge in Marlin

Recently I decided to upgrade my Geeetech A10 (GT2560 v3.0 board) with E3D Chimera, Marlin 2.0.3 and more powerful 50 W heater cartridge. I wired everything up and tried to PID tune the hot end, ...
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329 views

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 the point. My motor "rated current" is 1.4V. I assume that this is the maximum current The guy ...
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1answer
94 views

Thermal runaway triggers when raising temperature amid cooldown

I've noticed an interesting behavior on my Ender 3 with SKR Mini E3 mainboard and Marlin 2.0.x bugfix firmware. (otherwise, all other hardware is entirely stock) After the hotend/bed are commanded to ...
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1answer
288 views

Unable to compile Marlin for Anet A8

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21 views

Display/log tool temperature to higher resolution?

The default displayed and logged resolution of the tool temperature is to 1 decimal place. However, I noticed during autotuning the temperature is recorded to 2 decimal places. Is it possible to ...
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1answer
36 views

Relative move affected by home offset

I set a home offset on my Ender 3 running Marlin firmware so that it starts printing from the corner of a custom build surface which doesn't cover the entire bed: ...
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1answer
235 views

I can set the voltage and current of the TMC2130 driver manually. But, in which cases some of the components could burn up?

I need to know if something will burn up beforehand I plug all the circuits: Ramps 1.6+ Arduino Mega 2560 PSU 12 V, 15 A 2 TMC2130 V3.0 Stepper motor driver 2 Stepper motors 17hs3401 ...
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1answer
94 views

G29 Bed Level not doing anything on Marlin 2.0

I've just updated my Anet A8 with the blue bed level sensor to Marlin 2.0 . Both pressing the Level Bed button on the display or using G29 after ...
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0answers
22 views

Is there any way I can remap pins so the Z axis outputs through the extruder driver?

I have a Wanhao Duplicator i3 from which I have blown the Z axis stepper motor. I would like to be able to have all three axes of motion available for another project. I am trying to see if there's ...
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72 views

Stepper motors won't move on RAMPS 1.4

I have an Arduino Mega clone and RAMPS 1.4 together with A4988 drivers and NEMA 17 motors which won't move. Motors can be turned easily by hand both when the RAMPS is powered and is not powered. There ...
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0answers
59 views

How do I access Configuration.h?

I am very new to 3D printing and I am trying to adjust my firmware. I use the Arduino IDE 1.8.12. I downloaded the firmware from GitHub that suits my printer, but every time that I try to open the <...
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0answers
47 views

How to compile Marlin for Melzi board without bootloader?

I'm trying to enable a lot of features on my custom build of Marlin, and I'm having trouble fitting into a reasonable space limit. I'm compiling through the standard Arduino IDE with Sanguino board ...
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0answers
25 views

Printer places prints off the bed after change in bed Z-probe area settings [duplicate]

I really don't know what I am doing wrong. Since changing my bed level sensor from left of the extruder to back mount, it doesn't work proper anymore and I have some fundamental thing I don´t ...
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0answers
30 views

Can't upload Marlin firmware to 3D printer because of “error: reinterpret_cast from integer to pointer”

When trying to upload Marlin firmware to my printer I get this error: error: reinterpret_cast from integer to pointer I'm using Tevo Tarantula with board MKS Gen ...
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2answers
834 views

Marlin NOZZLE_TO_PROBE_OFFSET with glass

In my custom printer I have probe and nozzle at same height and configured Marlin this way: #define NOZZLE_TO_PROBE_OFFSET { 43, -20, 0 } On the bed I've a 2&...
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179 views

BLTouch error Marlin 2.x (on SKR 1.3)

I have some issue with my BLTouch (I'm new to bed levelling) : I compiled Marlin 2.x (for my SKR 1.3) for a Antclabs BLTouch, and everytime I power on the printer, it shows this error message: ...

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