grbl / grbl

An open source, embedded, high performance g-code-parser and CNC milling controller written in optimized C that will run on a straight Arduino
https://github.com/gnea/grbl/wiki
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Help with 2d plotter CNC steppers #1840

Open SpAlex01 opened 12 months ago

SpAlex01 commented 12 months ago

Hello, I am tryingto do a 2d plotter I saw on the internet, I followed the video, connected my v3 cnc shield to the arduino, powered by 12V 2A, with 2 DRV drivers for the 2 Nema17 steppers along a servomotor for the z axis.I put grbl 0.9 and then 1.1 on the arduino. I put the video guide firmware configuration in UGS (like x travel ytravel etc.) And when i press X/Y+ or - the steppers are vibrating and makimg a humming voice for thr step duration, sometimes only 1 moves a bit, but uncontrollable. I tried chaning x travel ytravel but nothing makes a good difference. IMG_20230606_022246

Also, when I upload GRBL to the arduin I get this errors in the photo, but then the code uploads correctly.

What should I do? What should I change or fo diffferent? thanks