Questions tagged [marlin]

Questions about the 3D printer firmware Marlin.

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5
votes
2answers
183 views

What does a stand alone “T” index value do?

I'm using IdeaMaker for slicing my print objects. IdeaMaker start strings have a >T0< standing alone on one line and then >T1< on the next line. What does this accomplish?
5
votes
1answer
6k views

Should I be doing PID auto-tuning with my fan at 100% (Anet A8)

I'm using an Anet A8 with Marlin 1.1.6. I've read countless guides on PID auto-tuning and never saw that the fan needed to be on, but when I look at the Marlin source code's ANet A8 configuration (...
5
votes
1answer
3k views

Configuring of MKS_GEN_L V1.0

I've bought a new "MKS GEN_L V1.0" and I'm trying to configure it with Marlin 1.1.X. I changed motherboard in configuration.h from previous: ...
5
votes
1answer
471 views

LCD full graphic smart controller, no character display and screen blinking

After uncommenting the REPRAP_DISCOUNT_FULL_GRAPHIC_SMART_CONTROLLER, the display is blinking and no characters are shown on the screen, I have already switched the ...
5
votes
2answers
10k views

Ender 3 extrudes plastic whilst at standstill, and while moving to start of print

I have a small problem where plastic comes out of the nozzle while the printer is at a standstill (normally towards the end of heating the nozzle for a print), and whilst it moves from the line for ...
5
votes
2answers
2k views

What motherboard ID is appropriate for MKS BASE V1.5 in Marlin Firmware?

I'm struggling with my new printer, and I just want to make sure that I have the basic configured correctly. What motherboard ID in configuration.h is appropriate ...
5
votes
1answer
2k views

Z-axis endstop not functioning after Marlin Firmware installation

I've had my Monoprice Maker Ultimate for a few months and have started doing upgrades to it. My most recent change is in upgrading the firmware to a newer version of Marlin so that I can better ...
5
votes
2answers
2k views

What does Marlin's G30 code do?

I'm using Marlin 1.1.0RC8 to control an MPCNC, using a RAMPS1.4. We've just added a touch-plate to do Z-probing, which works nicely for a single probe (I just want calibrated height for variant bit-...
5
votes
3answers
8k views

How to change E0 to E1 on Marlin 1.1?

I have the same problem as this person but I don't have those lines in my RAMPS.h file as seen here. I've recently burnt my potentiometer on E0 so the motor isn't ...
5
votes
1answer
1k views

Regular over-extrusion..?

Can anyone explain to me why I'm getting regular over-extrusion patterns on this extrusion calibration cube? Just upgraded the extruder from stock to Flexion HT on my Balco Touch (Wanhao i3 plus) and ...
5
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2answers
4k views

Auto leveling with Marlin and RAMPS 1.4 does not work

I configured Marlin 1.1.3 for auto-leveling with a fix mounted sensor connected to the Z end-stop pin. I have the following settings in my config: ...
5
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1answer
3k views

Adding custom M Codes to Marlin

If I wanted to add my own custom M Codes in Marlin - in which source code file would I do that?
5
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1answer
604 views

How to find Printrboard pin numbers in Marlin

I'm looking for a Printrboard board image with the pin numbers labeled. Specifically for Rev. F. Specifically, I'd like to know what each pin on the EXP1 and <...
5
votes
1answer
1k views

Short to ground error using TMC2130 stepper drivers

I have recently got an MKS GEN L V1.0 board and 5 TMC2130s. (X, Y, two Z, E). I have wired it all up and uploaded Marlin 1.1.9 and after some quick troubleshooting I got the motors moving. Next day I ...
5
votes
2answers
3k views

Autobed leveling doesn't compensate

I finally manage to setup the ABL on my Prusa. I run G28 to home all axes (for z I use the same probe used for ABL). Then I run G29 E ( I use E because otherwise for some reason I have not understood ...
5
votes
1answer
479 views

Where to enable user interface encoder in Marlin?

I am trying to configure Marlin for a Ramps 1.6 board. I have an I2C 4x20 character LCD enabled. I have the LCD working with #define LCD_SAINSMART_I2C_2004 I ...
5
votes
1answer
778 views

Z axis issue with Ramps 1.4

I just installed a Ramps 1.4 board on to my Anet A8. Everything worked as it should except for the Z axis motors. The Ramps board I have contains two headers for each Z axis motor. When both motors ...
5
votes
1answer
2k views

Starting G-code for auto Z probe offset

So, I like to take off my glass build plate from my printer bed because I don't like to put any force on the bed bearings but this presents an issue. I have an inductive bed leveling probe and each ...
5
votes
2answers
2k views

Setting Junction Deviation in firmware has no effect

I have built a 3D printer with Marlin bugfix-2.0.x forked from github. I am attempting to set the default value for junction deviation so that I don't have to change it through the printer's screen/...
5
votes
1answer
807 views

Bed heating from Pronterface works, but not from LCD menu nor from SD print

Running my Ultrabase (glass plate) through a MOSFET on an stock A8 board with Marlin 1.1.8. When I do PID tune through Pronterface (by using the M303 E-1 C8 S70 ...
5
votes
1answer
1k views

Marlin Minimum X/Y Feedrate

I'm in a situation where I'd like to move the XY axes on my printer extremely slowly (down to 0.05 mm/s = 3 mm/min). [I'm okay with 'smooth' motion not being possible]. First off, here's ...
5
votes
1answer
2k views

Problem with print bed height on Creality Ender 4

I am a novice to 3D printing and have encountered an issue that I cannot seem to solve. Hopefully someone here can point me in the right direction. I have a Creality Ender 4 that I purchased a few ...
5
votes
2answers
2k views

Alunar m508 Firmware

I have a Alunar M508 machine that I am trying to get new firmware on. The firmware that was loaded on the machine wasn't very good. The x axis was mirrored and the home point was way off. I was ...
5
votes
0answers
74 views

Marlin 2.0 Firmware temperature jumping on LCD when trying to configure UBL

Flashed Marlin 2.0 on my Folgertech 2020 Prusa i3 variant. Calibrating seems to have gone smoothly until I tried to set up UBL. Saved the mesh into EEPROM with the ...
4
votes
3answers
9k views

After some time stepper motor is hot

I have three stepper motors. One Nema 17 - 2.4 ohm, the second smaller noname from color printer - 9.5 ohm and third the smallest noname from cdrom - 10.5 ohm. I have connected them to arduino mega ...
4
votes
2answers
587 views

Getting wrong measurements on my Kossel Linear Plus after installing SKR 1.3 with Marlin 2.0

So I've switched the Trigorilla board in the printer with a SKR 1.3 with TMC2208 drivers and installed the latest Marlin 2.0, with a config based on this one. You can find the Configuration.h here, ...
4
votes
1answer
4k views

How to enable EMERGENCY_PARSER in Marlin firmware?

In the documentation of some commands of the Marlin firmware (like M112 - Emergency Stop), it says that the EMERGENCY_PARSER should be enabled to execute them ...
4
votes
2answers
3k views

BiLinear bed leveling

My G29 command reports +0.178 +0.281 +0.830 -0.614 -0.012 +0.371 -1.208 -0.849 -0.351 So should I tighten up the screw of the bed, close to 0,0 position or ...
4
votes
1answer
2k views

ANet A8 running Marlin v1.1.9 Auto Bedlevel with ROKO SN04-N

I'm trying to get the ROKO (SN04-N) sensor to work with my Anet A8. First of all, while trying to screw it to the extruder, I tightened it too much and sort of broke the acrylic plate... sort of. I ...
4
votes
2answers
2k views

Can G-code scripts be run automatically on inserting an SD card when using Marlin Firmware?

When running Marlin Firmware, is it possible to run G-code scripts/series of commands automatically when you insert the SD card? I'm running Marlin on a 3D printer board using an ATmega 2560 based ...
4
votes
2answers
114 views

Oversized pieces

After a long time tweaking my new 3D printer I solved all the unexpected errors and I can print succesful pieces but I am facing a "problem", they are over sized, I found this problem trying to print ...
4
votes
1answer
677 views

RCBugFix what is it?

I've posted an issue on GitHub and I have been advised to load RCBugFix. I have never used it and I do not know what is about. What is it? How does it work?
4
votes
1answer
2k views

Thermal runaway with specific prints

I have been experimenting with PETG on my CR-10 upgraded with an E3D all-metal hot end and Marlin firmware on the controller. I am printing with 0.8 mm nozzle at 250 °C and an 85 &...
4
votes
3answers
157 views

Bigtreetech upload stalled after uncommented REPRAP_DISCOUNT_FULL_GRAPHIC_SMART_CONTROLLER

I recently bought a BigTreeTech SKR V1.3 and uncommented REPRAP_DISCOUNT_FULL_GRAPHIC_SMART_CONTROLLER and clicked the upload button but faced an error that says: <...
4
votes
1answer
894 views

Connecting OLED 128x64 LCD; dogm_lcd_implementation.h is missing for patching

I'm trying to install a MKS 12864 0.96 OLED for my DIY 3D printer (see this other question). It's not listed in Marlin's LCD section of configuration.h and ...
4
votes
1answer
2k views

Massive over extrusion after changing firmware

I have an Anet A8 printer (no modifications) and first printed a calibration cube. It came out okayish, within expectations. Afterwards I flashed the firmware to Marlin 1.1.9 and since then have very ...
4
votes
2answers
2k views

Anet A6 Z-axis min endstop not triggering

I had a Z probe installed but the wires came out of the header so I am trying to use software endstops, but any time I G28 the nozzle will always ram into the bed. ...
4
votes
1answer
2k views

White blocks on LCD screen after Anet A8 power up

I just completed assembly of the Anet A8 and powered it up. Powering up shows white blocks on LED and a series of clicking noise for about three seconds with flashing red LED. During power-up, the ...
4
votes
1answer
934 views

Selecting G-code files from SD with serial

I'm doing a project for college connecting an app made with app inventor to a Raspberry Pi and then using the RPi to make a printing queue for a Prusa P3 Steel. The thing is that I already have the ...
4
votes
1answer
2k views

Prusa i3 Dual Extruder Setup Issues

I have a Folgertech Prusa i3, on a Ramps 1.4 with Marlin and I use Repetier-Host to control it. I am attempting to convert it to a dual extruder Bowden setup, and I can't seem to get the second ...
4
votes
1answer
190 views

Why are fast printed lines thinner?

I have run the K-factor Calibration Pattern generator to tune LIN_ADVANCE and found that when K=0, the whole middle part of the ...
4
votes
1answer
86 views

G-code for activating material preset in Marlin

Is there a G-code command for calling up the material preset? I know PLA is set with M145 S0 H190 B40 F255: how do I activate S0,...
4
votes
2answers
11k views

G29 Auto Grid Leveling Doesn't Do Anything

I have an Ender 3 Pro, recently added a BLTouch v3, flashed a bootloader, and I'm now attempting to configure TH3D U1.R2.15 firmware. I have only modified configuration.h, haven't touched any other ...
4
votes
1answer
423 views

Using extruder motor as 4th axis

I am currently working with a hobbyist robotic arm (uArm Swift Pro) which runs a modified version of Marlin 3D printing firmware. The arm can be used as a 3D printer as well thus it has an extruder ...
4
votes
1answer
2k views

MKS 12864OLED Display setup

I've bought MKS 12864OLED and connected to my DIY 3d printer with Mega/RAMPS combination. In Marlin's configuration.h file there are these lines to uncomment: ...
4
votes
2answers
4k views

Stepper motors are not working when connected with RAMPS 1.4

ISSUE: Stepper motors are not working when connected with RAMPS 1.4. OBSERVATION: The LED lights(LED 2,3,4) in the RAMPS 1.4 is not powering up. PRACTICES: I use Arduino Mega 2560 and installed ...
4
votes
1answer
2k views

Marlin acceleration issue on corners

I use Simplify3D to slice my prints, and I've set it to print everything with 4000 Acceleration and 50 Acceleration for outer perimeters only. Everything works fine, Marlin changes acceleration ...
4
votes
1answer
932 views

Regarding the E-step in Cura

I'm using a Delta Wasp 2040 printer equipped with a clay extruder. I'm using Marlin firmware. I'm trying to print food (vegetable creams) not PLA filament, but my question is about the setting of ...
4
votes
2answers
2k views

Z axis at print is lower than when I home

I replaced the controller board in my Monoprice Select Mini with an Arduino/Ramps setup and compiled an uploaded Marlin 1.1.0-RC8 to run it. I've got most everything calibrated and working with one ...
4
votes
2answers
3k views

Assisted manual levelling with Marlin

Marlin offers a bunch of different choices for auto-levelling and assisted manual levelling for bent build plates (mesh levelling), but for the moment I want to level things completely manually. That ...

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