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A project log for UxV ground station

creative name pending

mkdxdxmkdxdx 12/24/2024 at 02:340 Comments

Some eRr Gee Bee action to make things fresh. Everything else below the break.

Small stuff first: aux screen connector panel was rearranged a bit to fit a USB to both provide 5v power and signalling to all the accessories that can be mounted on that screen. In hopes that it will be enough.

The boards are here. Some of them. I completely forgot about axis trim groups and will order them later with another thing I will mention below. Here they are in different state of being assembled:
Putting together transmitter connector, I was a bit nervous because I had no idea if everything was done right position wise, but in the end it all fits together after a dance or two:



Still no idea if it works though. Interface distances are much longer than i'd like but what can you do - I iterate more than contemplate at this point.

And that said "iteration over contemplation" brought in an oversight. Turns out I completely forgot about adding actual holes over "documented" circles that supposed to mark where they should be. Oh well, got an order above anyway and work can be split i guess. Life is kind of too short to drill it by hand.

Some case changes. This left case part was kinda boring so it was spiced up a bit with a WS2812 array window and a mounting point for a pushbutton with flip up cover. Magnets included!.
And here how it looks from the inside:
Printing new framing was surprisingly hard, because new panels added a lot of holes in them and it only means more walls and small fill polygons on bottom and top layers, and that, in turns, adds a ton of frequent retractions - this contributes to heat creep and hotend clogs much, much more often than i'd consider normal. Even when it prints in 17C environment.

I've switched to FreeCAD v1.0 and to be honest - I'm not entirely on board with many changes. Some are welcomed, other are a mixed bag. Constraint solver seems to have become much smarter, but overall perfomance and it's proclivity to do recalculations even on a newly opened project that consists only of historyless bodies leave a new patch to be desired. And i'm not even talking about it's inability to migrate exact projects that i was working on with v0.21 - it sees weird feature attachment points and dies, bringing the project with it.
I guess i can start wiring stuff now and bring up HID functionality for that basic input action?

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