Re: RAMPS for BeagleBone
Hmm, I'm curious to hear what you have to say about EU products... Please share your thoughts with us. -- Bas
View ArticleRe: RAMPS for BeagleBone
Charles, I'm cranking op volume and the price has gone down from EUR 117 for the BeBoPr+ to EUR 84 already for a single BeBoPr++. When buying three boards the price is EUR 74 each. These boards...
View ArticleRe: RAMPS for BeagleBone
Quotemodmaker I'm cranking op volume and the price has gone down from EUR 117 for the BeBoPr+ to EUR 84 already for a single BeBoPr++. When buying three boards the price is EUR 74 each. These boards...
View ArticleRe: First Motherboard
Thank you for the responses. RAMPS looks good to me, so I think that's what I am going to get.
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Re: RAMPS for BeagleBone
Quotecdsteinkuehler Quotemodmaker I'm cranking op volume and the price has gone down from EUR 117 for the BeBoPr+ to EUR 84 already for a single BeBoPr++. When buying three boards the price is EUR 74...
View ArticleStucked steppers. Anyone saw something similar before?
Hy everyone! Thanks forward for helping me. Here is my video, what i uploaded: [youtu.be] As it shown on this video, in the same circumstances (same wiriring, same volt adjustments, same driver) my...
View ArticleStepper motors vibration with RUMBA
Hello, I'm using Nema 17 (SY42STH47-1684A) steppers, A4988 drivers with 16 microstepping on my Delta 3DR build. When steppers move or they are not moving but "loaded" they vibrate and transmit it to...
View ArticleRe: Unusual stepper ratings - vref settings for new Melzi
Ok thanks - that's all makes sense and is useful, cheers. Had an idea with the board behaviours actually. How easy is it for me to copy the firmware from the old board and put it on the new one to...
View ArticleRe: Stucked steppers. Anyone saw something similar before?
From what i understand, by changing the drivers and motors you determined that drivers are ok and the problem relies with the motor itself. Have you tried measuring the motor coils / resistance at the...
View ArticleRe: Stepper motors vibration with RUMBA
I've sometimes found motors vibrate when one of the coils is back to front. eg: Say your wires are the following: Red, Green, Blue, Yellow. You may find that switching the Red/Green may improve...
View ArticleRe: Unusual stepper ratings - vref settings for new Melzi
You just figure out what firmware it was or which one you want, download it and tweak config files and upload a new firmware with arduino ide. If controller already has bootloader on, then only need...
View ArticleRe: Unusual stepper ratings - vref settings for new Melzi
Thanks - I have tried loading one version (marlin) that was suggested to work but it is worse with that. The problem is that the firmware on the original one only displayed "RRP" on the printer...
View ArticleMegatronics 2.0 -> Connect servo for z-axis probing
Hi everyone! I'd like to implement an auto leveling function which requires to connect a servo to the electronics .Does somebody know where and how to connect the servo to the megatronics 2.0 board?...
View ArticleRe: Unusual stepper ratings - vref settings for new Melzi
It does not matter which firmware was originally on it, any firmware will do. As for a specific version, its better to use the newest version because its supposed to have bug fixes and improvements -...
View ArticleRe: Unusual stepper ratings - vref settings for new Melzi
I understand what you mean with all that re' bugfixes and newer versions etc, but what I mean is that this new melzi does not behave at all with the marlin firmware (with the device set as mendel...
View ArticleRe: Unusual stepper ratings - vref settings for new Melzi
Dunno what to say in particular, because i have not used melzi and neither of the firmwares. But generally speaking, there are just a few files to look for. The normal config settings are usually in...
View ArticleRe: Unusual stepper ratings - vref settings for new Melzi
RRP might be "RepRapPro", I know they use Melzis for their printers.
View ArticleRe: RAMPS for BeagleBone
Quotemodmaker Hmm, I'm curious to hear what you have to say about EU products... Please share your thoughts with us. -- Bas oops, I didn't mean it the way it might have been taken. I know Charles is...
View ArticleSmoothie on a breadbaord using OM13054
This Is it possible to replace the LPC1796 with the Cortex M4f variant? I still haven't decided if I want to go through with a DIY method but would like to know how much of a problem it would be to...
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Re: Unusual stepper ratings - vref settings for new Melzi
Ahh, I see what you mean about the calibration etc. That all makes sense now thanks. Well I've sort of got somewhere but also not at the same time. The guy from RP3D.com (which the old melzi was...
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