Fastbot bbp1s

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PcS
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Fastbot bbp1s

Post by PcS » Tue Oct 13, 2015 5:38 pm

https://drive.google.com/file/d/0B6Rin2 ... cslist_api

Link to video of one of the first good prints. Been a struggle getting things dialed in ...but getting close. Need more time with it to come to any real conclusions about it.

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PcS
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Re: Fastbot bbp1s

Post by PcS » Sat Oct 17, 2015 2:46 am

A simple print but good results. I will say I am impressed.
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Tim
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Re: Fastbot bbp1s

Post by Tim » Sat Oct 17, 2015 3:26 am

I see you haven't had any replies to this yet; I expect it's because nobody knows what a Fastbot bbp1s is. You should at least give a little introduction. . . It looks rather comparable to a Smoothieboard and Smoothieware, although the 1S version is pretty souped-up, with support for three extruders and a thermocouple, among other things. The speed says "up to 1GHz ARM Cortex", but I'm wondering exactly what does the "up to" imply? Do you know what your clock speed is?

Firmware looks standard, like it's probably derived, at least in principle, from RepRap, although it's a bit hard to tell from a few minutes' glance. I was a little confused by the bit about Linux. . . are they running a Linux kernel on this thing? It's certainly possible. I'm typing on a Chromebook right now which is Linux running on an ARM Cortex microprocessor. But then, is the firmware really firmware, or is it an ELF executable running under LInux?

My experience with the Smoothieboard was that, basically, the speed of the processor gets you extended look-ahead on the path planning. In practice that seems to translate pretty reliably to getting the same print quality at a higher speed than with Marlin (on the RAMBo, which has a slower Atmel processor). The implementation of the path planning, assuming that it's largely bug-free, is basically the same in both cases, and the machine hardware is still the same, so there are limits to how much better it can do. But if you want a printed part to look good, no matter what firmware or electronics board you have, just slow the printing down. If the processor is faster, then you can get those same results without slowing the printing down nearly so much, which is a plus.

So what prompted you to replace your electronics, how much effort did it take to do the retrofit, and was it worth it? I have largely concluded that the Smoothieboard is a really neat piece of hardware, and an excellent firmware implementation, but I wouldn't necessarily advocate replacing a perfectly good working RAMBo. In my case, I had a much older version of the RAMBo (which was not designed for 24V, and so already had some hardware hacks under the hood) and so upgrading to a Smoothieboard seemed like a more interesting project than just getting a newer version RAMBo.

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Jules
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Re: Fastbot bbp1s

Post by Jules » Sat Oct 17, 2015 3:55 am

Quite cool! (Took a day off to read a good book. Sometimes ya just gotta do it!) :roll:

jsc
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Re: Fastbot bbp1s

Post by jsc » Sat Oct 17, 2015 5:18 am

Hey, that webcam mount looks familiar....

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innkeeper
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Re: Fastbot bbp1s

Post by innkeeper » Sat Oct 17, 2015 5:32 am

whats the advantage over smoothiewear/smoothieboard?
M2 - MKS SBase w Smoothieware, GLCD, 24v, Upg Z & extruder stepper - IR bed leveling, Astrosyn dampers X/Y/Z, MIC 6, Zebra, PEI, & glass Build Plates - E3D, V3B Hotends, & more - many other 3d printers - production printing.

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PcS
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Re: Fastbot bbp1s

Post by PcS » Sat Oct 17, 2015 1:04 pm

http://www.fastbot3d.com/

Yes I like the cam mount !!! Lol thank you !!!

I suppose the biggest reason was to go with an all in one board that can run Octoprint has wifi ...32 microstepping the ability to turn the machine on with a button push and have the machine shut off everything on its own when done printing . I liked the fact this firmware is based on marlin which was a plus for me...and the fact that all the important firmware changes can be done directly in Octoprint in your printer profile and saved ...most don't require a reboot either. Speed and quality are what I am after . I will post more after in have had more time with it .

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innkeeper
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Re: Fastbot bbp1s

Post by innkeeper » Sat Oct 17, 2015 6:03 pm

duplicate post please delete this one...
its weird i don't have the delete option for this message
Last edited by innkeeper on Sun Oct 18, 2015 2:10 am, edited 2 times in total.
M2 - MKS SBase w Smoothieware, GLCD, 24v, Upg Z & extruder stepper - IR bed leveling, Astrosyn dampers X/Y/Z, MIC 6, Zebra, PEI, & glass Build Plates - E3D, V3B Hotends, & more - many other 3d printers - production printing.

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innkeeper
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Re: Fastbot bbp1s

Post by innkeeper » Sat Oct 17, 2015 6:05 pm

As you may know, I am very interested in the next generation of controller hardware and software/firmware for 3d pritners, cnc, laser cutters, and et al.

I've retrofitted a m2 with a smoothiewear / smoothieboard clone that also runs drv8825's. Smoothieboard has Ethernet, includes a web interface, telnet, serial, usb, and connects directly to a standard glcd. It uses a config to drive all paramaters one would normally change via firmware change, and many changes can be done without restart. firmware/software updates are done by placing the new code on the sd card. Other similarities include breakout of stepper pins and other io. i also use smoothiewear on a cnc machine.

So with all that said, seems like many parallels and a few diffrences... the obvious major difference is that the smoothieboard runs a much lower performing a3 100-120mhz processor, and dosn't run unix and on the latest version of the fastbot board seems it can handle more extruders.

I am very interested in comparing your results to mine with smoothieboard/smoothiewear.

just to be clear, I'm not pre disposed to thinking one is superior to the other, and in fact like the idea that the fastbot is unix based.

what drives my interest in the next generation of controllers is that I am interested in an open platform that has real improvements in usability, flexibility (hackability) / expandability , speed, resulting quality, reliability, safety, and ease of development.

Those are the things that will driver further advances, wider adoption of 3d printing technology as a whole while not leaving behind makers that have worked so hard to get where we are and the machines they have built. Currently, the mainstream is limited by technology first used 8 years ago. Though admittedly great strides have been made on the original controller platform, it has its limits.

if your interested, I would enjoy comparing end results once you have it dialed in. perhaps running identical tests. I've been running smoothiewear / smoothieboard for about 4 months which also ended up pulling me back into the makergear forums after a long absence. [ I blame that on Tim, who's article on his smoothieboard retrofit got me into resurrecting an old 'lemon' m2 ] I think I have the smoothie board dialed in to my satisfaction. I'm not feeling I am wanting for anything. But I still use it as a test bed for strange ideas :)
M2 - MKS SBase w Smoothieware, GLCD, 24v, Upg Z & extruder stepper - IR bed leveling, Astrosyn dampers X/Y/Z, MIC 6, Zebra, PEI, & glass Build Plates - E3D, V3B Hotends, & more - many other 3d printers - production printing.

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PcS
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Re: Fastbot bbp1s

Post by PcS » Sat Oct 17, 2015 7:25 pm

I did look at smoothie board and in fact had one ordered which never shipped because they all went to a reprap show and by the time they returned it was past the time limit to charge my card. They cancelled my order and asked me to re order. I obviously never did. I would welcome direct comparisons and info sharing on the two boards as I think both are very similar and both a good choice depending on your specific selection criteria. They are supposed to have a patch soon which adds Auto level tramming , as soon as they do that and I verify it works as it should I believe I would be ready to run some tests .

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