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BTT SKR 1.4 ignoring Endstops

Posted by PandaX 
BTT SKR 1.4 ignoring Endstops
February 25, 2020 07:49AM
Hi everyone,
since I can't find any similar issue elsewhere, I'm trying my luck here.

I just switched to an BTT SKR 1.4 and everything seems to work fine for now, besides my axis ignoring the endstops while homing or travelling.
I checked for the correct wiring, axis travel and homing direction and the definition of the Min-Stop pins that all seem to work properly.
M119 shows correct behavior, meaning normally "open" and "triggered" when i manually trigger them. I also checked if the stops are corresponding to the correct axis, which they do.

Behavior: Carriage travels past endstops.
Expected behavior: Carriage should stop at the endstops.

I'm using a BTT SKR 1.4 / 4x TMC2208 UART / marling bugfix-2.0.3

Am I missing something? Any help appreciatedsmiling smiley
Attachments:
open | download - Configuration.h (80.1 KB)
open | download - Configuration_adv.h (120.9 KB)
Re: BTT SKR 1.4 ignoring Endstops
February 25, 2020 02:10PM
Did you try this...

[marlinfw.org]
Re: BTT SKR 1.4 ignoring Endstops
February 25, 2020 05:24PM
Quote
modsolution
Did you try this...

[marlinfw.org]



That did the trick. Now the Stepper Motors make weird noises before homing, but that's another issue. At least they are homing now. Thank you!
Re: BTT SKR 1.4 ignoring Endstops
February 25, 2020 05:38PM
Sounds like you are not getting enough power to your drivers. Do a search for... #if HAS_TRINAMIC in marlin and adjust your RMS current there. And you are welcome glad I could help!!

Edited 3 time(s). Last edit at 02/26/2020 12:39AM by modsolution.
Re: BTT SKR 1.4 ignoring Endstops
February 26, 2020 07:21AM
Thought so too, but there was actually just a wire from the stepper motor coming lose after all the troubleshooting. re-crimped it and now everything works fine. Thanks again though!
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