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Well, I'm annoyed to report that it was actually the stepper drivers. I thought I'd tested them again, but after wiring and rewiring everything...
I would totally do the black box if it supported 5 axes... trust me, I really wish it did (or maybe it had to do with Nema 23 support? I can't...
An update: with the open drain configuration, Pull +/Dir+/En+ are all getting 4.9v - should be plenty. However, Dir- is also getting 4.5v. This is...
Sorry, I should've specified I'd use a level shifter (a lesson I learned two arduino boards ago). Smoothie boards are much pricier, hah, so trying...
From what I read they could do 3.3v, but even when I have them hooked up to a 5v on the smoothie they're not working. Maybe I'll try hooking...
Hi all, I'm building an automated liquid handler based off the design of Opentrons and Openliquid handler. I changed up some things to add more...
