Questions tagged [firmware]

In electronic systems and computing, firmware is a type of software that provides control, monitoring and data manipulation of engineered products and systems. Use this tag for questions about the firmware of your 3D printer. Include name and version as well as custom modifications that might be helpful to understand your problem

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1answer
5k views

How do I use MEGA pin number designations rather than RAMPS pin numbers in marlin

I am designing my own shield for the MEGA2650 that I will use to control my printer. When defining pins in the marlin firmware, the pin numbers are the pin numbers of the RAMPS shield and not the ...
5
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2answers
833 views

How to switch E0 to E1 for extruder?

I have a K280 3D printer with a MKS V1.5 and Repetier firmware. I’ve damaged the transistor associated with E0 (3rd one on the right) and so that means I need to avoid that. I’ve decided to switch to ...
2
votes
1answer
1k views

Prusa Mk3 filament detection sensor, can you access the image data?

I have seen that the new Prusa Mk3 design has a optical mouse sensor that can be used to detect if the filament jams. Optical mouse sensors are just a really low resolution camera with no color. I am ...
5
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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 ...
3
votes
1answer
876 views

Tevo Tarantula home offset

Following Beny's advice, I've just setup JimBrown-MarlinTarantula firmware. However, my X0 & Y0 points are off the bed. ...
3
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2answers
2k views

Tevo Tarantula I3 firmware

I've been trying to get something decent printed for days but nothing works! I have a Tarantula Tevo i3 MKS Base V1.4 and have done a lot of trial & plenty of ...
2
votes
1answer
462 views

Tevo Tarantula incorrectly auto leveling of bed

I decided to try and setup the bed auto level sensor. I downloaded this firmware: TEVO-Tarantula-I3-Marlin-Firmware and followed this tutorial, YouTube - Setting Up Auto Bed Leveling (Tevo Tarantula)....
6
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1answer
8k views

Anet A6 Firmware

I've just finished putting my new Anet A6 together. Very nice build all together as everything fits really well. I've tried a test print and I noticed something weird: as I try to home ONLY the Z ...
12
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1answer
10k views

How may I identify the firmware in use on my 3D printer?

I have a generic printer with no support documentation. How do I determine what firmware is in use so that I can research how to make the print run?
2
votes
1answer
180 views

How do I decrypt messages on my Repetier firmware?

I need to send a complex password to my machine. The machine needs to decrypt it and run it. I have not found enough resources for such an operation. More detailed description: I am developing a ...
4
votes
1answer
922 views

SkyNet3D firmware home settings

I recently installed SkyNet3D V1.1 on my Anet A8 printer. When I prepare the printer and select "auto home" it moves the head close to the upper right hand side of the bed. How do I change these ...
3
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1answer
915 views

My Prusa i3's Z-axis will only go up

If I send it commands to go up, the steppers rotate things up. If I tell the Z-axis to go down, nothing happens. I inverted the Z-axis in the firmware (by setting the value to true instead of false), ...
4
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1answer
196 views

Reprap Ormerod 2 Duet web control not automatically starting, how can I fix?

I have an Ormerod 2 which is controlled by an Duet board with original up to date firmware. When I power it on and try to use the web interface (web control) it seems to not have started. When I ...
2
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1answer
92 views

How come firmware isn't uploaded?

I am calibrating my Kossel XL with a new Marlin firmware changing the MANUAL_Z_HOME_POS since I have modified my print bed. I change the value in the Marlin code ...
1
vote
1answer
467 views

Melzi v3b firmware flash

I'm trying to flash the repetier Firmware to my Prusa i3 3D Printer, which uses Melzi 2.0 board. I uploaded it successfully 2 days ago with same settings but now is failing always. ...
4
votes
1answer
742 views

Marlin, end stops, and position report - possible bug?

Am seeing the following behavior in Marlin: When moving the printhead, if an end stop is hit, a position report (M114) erroneously reports the print head position as where it was trying to go, as ...
7
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2answers
8k views

How to use E1 as E0?

Like many people, I have burnt the pins in the micro-controller connected to the E0 motor - the E0 motor is not working anymore and I need to print tomorrow! I need to control the extruder motor with ...
4
votes
6answers
12k views

How to directly send G-code to printer from a Linux terminal?

Should it be possible to directly send G-code to the printer serial connection using pipes under Linux? Example: echo M106 > /dev/ttyUSB0 My controller runs ...
10
votes
2answers
37k views

Firmware Choice: Marlin vs Repetier vs Other

We are custom building a Cartesian 3D printer to be used in a production 3D printing environment, with the following requirements: Intended Z resolution 0.13mm; Dual extruders (primary + support ...
7
votes
1answer
2k views

Z Axis getting stuck with Marlin 1.1.0-RC7

Background: I just successfully installed a RepRapDiscount Full Graphic Display on my Prusa i3; and in doing so, I've upgraded all of the firmware to the latest version of Marlin, 1.1.0-RC7. With my ...
5
votes
2answers
820 views

Uploading Repetier firmware to Arduino?

I have a prusa i3 and have been trying to calibrate it. I have been trying to upload the new steps per mm and I get to done uploading. However when I go into Repetier host and type M503 to get the ...
4
votes
1answer
278 views

Connecting Sain Smart Mechanical End Stops to Ramps 1.4?

I have Sainsmart Mechanical End Stops, and I'm building a Prusa i3 Rework. I've recently gotten the x-axis to move, but it needs to stop when it gets to the end and it does not do that; I end up ...
9
votes
2answers
30k views

How to set a new homing position using software and/or slicer without changing hardware end-stop?

Before the question, here is my setup; Prusa i3 (with mainboard Mks Gen v1.2) Repetier as slicer Marlin source code My main task is to convert my 3D printer into a chocolate printer. I have ...
5
votes
1answer
819 views

How to line up (x,y) print area between hardware and software?

I'm trying to line up the physical print bed of my printer (Printrbot Simple Metal) to the virtual print area of the slicer (Cura). So far, they've never been properly aligned. It was never that big ...
6
votes
1answer
67 views

Should I comment out the code for what I am not testing when loading the test firmware for Ramps 1.4?

You may want to use this code to test all the electronics before installing any of the suggested firmwares. I'm planning on: Flashing the test firmware onto the Arduino Mega 2560, then unplugging ...
4
votes
1answer
99 views

What does it mean for step and dir “to be on their own ports”?

The wiki page for the RAMBo board mentions: Step and Direction pins are on their own ports for synchronous movement capability What does this mean, and how does it affect printing? Do I need ...
3
votes
2answers
4k views

Printer randomly stops, Is the power supply bad?

I have a prusa i3 with Mendel firmware and a RAMPS board. Recently it has been randomly stopping during prints. The LCD screen will lock up, the print will stop, and the heating elements will turn ...
3
votes
1answer
399 views

Prusa XI3 not printing correctly with Repetier Host

I have a HE3D Prusa XI3 Specs are linked here. Its came with a MK8 Extruder, and I ordered the 0.3mm nozzle with it. I have Repetier v.91 loaded onto the printer right now, and Repetier-Host v1.5.4 ...
3
votes
2answers
2k views

Updating firmware on Monoprice Architect printer

I just received this printer and while it seems to talk to Makerbot Desktop software I'm not sure if I should be trying to update the firmware. The printer comes with firmware v7.2 and while Makerbot ...
1
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1answer
30 views

Understand and developing firmware - IDE help

Lately I've been working on tweaking firmware to fix functions on my printer. A few of my biggest issues are lack of understanding of C and finding out how the multiple cpp and h files are linked. ...
8
votes
1answer
6k views

How do I set the G-code buffer size on Marlin?

I am reconfiguring a Printrbot Simple Metal that has been retrofitted with a RAMPS+Arduino Mega running Marlin, with a fairly slow feedrate due to mechanical and quality limitations. I am finding ...

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