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Windell Oskay

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Windell Oskay
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  • The EggBot does not have a parallel port, only USB.
  • I can see in the photo that the pen arm is not exactly vertical (which is OK), but that the distal pen arm is rotated a bit from the correct position. If everything is set up perfectly, a pen that is inserted will point exactly towards the pen motor…
  • The driver is generic, to cover serial and parallel ports. The EggBot itself requires USB, and is not set up for use with a parallel port. There are many projects that do use the parallel port for controlling stepper motors. The port is certainly ca…
  • You'll have to check for permanence on a per-pen basis. One thing that can be done (for some pen types) is to spray a clear protective coat over the ink, once it does finally dry. We have some other notes up on the wiki: http://wiki.evilmadscientist…
  • Link to which?
  • Thank you for the kind words.   And, nice modeling! When it really counts, we use the Copic Multiliner SP pens, which go down to an absurdly small ".03 mm" size. The numbers are not really comparable between different manufacturers. The black Copic…
  • Not that I'm aware of, at least in the wide range of colors. There is such a thing as a "Sharpie Pen" that is a little bit finer, IIRC.
  • They can be used, but one thing that we *really* love about the Sharpies is how fast the ink dries. With some pens, you may need to leave the objects to dry for days.  Obviously it depends on the print media (eggs? ornaments?), heat, and so forth.
  • We don't have any experience with Inkscape Portable, but I'll see what I can find out.  How and where did you install the EggBot extensions?  Did you install the USB driver for the EggBot (EBB / UBW driver) as well? Are other extensions working prop…
  • Well, pens *are* hardware. The two eyes don't look different (to me) in the original file, so there's something going on with the hardware that is causing that difference. It could be the detailed shape of the egg, the angle of the pen, the dryness …
  • On the file, those "moving a bit" parts do conspire to form a circle there. You can see a bit of the same thing on the thingiverse page. ( http://www.thingiverse.com/thing:84044 )  One thing that could be contributing to the difference is just how "…
  • It does appear that the file has an extra outline (in peach) around the eye there. You may be able to remove it. Otherwise, it may be a matter of precisely positioning your pens in exactly the same way.
  • Not sure-- either exactly what the problem is nor what the solution is. This isn't a particularly good test subject to try and diagnose high-precision issues with. Can you describe what you think the problem is?
  • First, check that you have appropriate pen-up and pen-down heights, as shown in section 3.3 of the manual. Next, note that the "Timing" tab in EggBot Control has places to change the different timing parameters that control its operation. These incl…
  • The "Cancel" button in Inkscape doesn't actually stop extensions for running. See Number 8 in the End notes (last page of the manual) for the pausing method (pushing a button on the control board).
  • Were you able to determine what the problem was? 
  • I've updated our hardware reference design, and moved it over to github. You can download the schematics, circuit board design, and bill of materials as part of the package: https://github.com/evil-mad/MeggyJrRGB/
  • The PC sync is supposed to be supported "out of the box" (without reflashing the Bulbdial). I have not tried this in a while, and it is possible that something has changed in the libraries. It is more likely that you're simply not connecting for som…
  • Hi Ted,I believe that in the EggBot settings, you can configure either the "Pen up" or "Pen down" position to be the larger number, so I think that you should be in good shape as soon as you adjust those values. Also, is there a chance that you put …
  • You can get all of the measurements that you need to by opening the original files within Inkscape, and looking at the dimensions there. If you've done some kind of exporting that has lost the dimensions, then you should also double check that the c…
  • Awesome-- glad to hear that you like it. For the sleep mode, hold the Night button just until the LEDs begin to dim, and then let go.  The LEDs should continue to dim, until off. When you press the Night button again, they'll come back up (on the s…
  • The "enable motors" command doesn't actually do anything to the servo, it just turns on power to the steppers. That suggests that it could be a power supply problem or (yes) some other problem on the EBB.  Are you using the original power supply?
  • Awesome-- and I apologize for not having the new installer ready yet.  We're working full time on shipping robots right now, and will get back to this soon.
  • Yes, it's an open source project. You can the docs on our documentation wiki, linked from the product page.
  • @robboz4: We have been running Yosemite since before the public beta, and have not needed to compile or install LXML to fix that error.    Starting with a _fresh_ copy of Inkscape 0.48.5, please check to see if the extensions are working.  Try, for …
  • For Yosemite, you'll need to install a fresh copy of Inkscape (the latest version is 0.48.5) and manually install the Inkscape Extensions. (More info here: http://wiki.evilmadscientist.com/Installing_software#Mac )   Do not run the EggBot installer;…
  • Check your LEDs to make sure that they are all facing the same direction. It is likely that D13 is backwards. Once you fix that, check to see which LEDs are lit when D12 is supposed to be on.  Check carefully to see if there are any solder joints th…
  • @tabermudes: This is not a related issue; please start a new thread so that the prior participants are not notified by mail every time that a reply is posted. We are closing this thread to prevent further replies here.   (And before you open that o…
  • Can you please answer the other questions as well?