Button panel uses control power
thingiverse
The object is not completely printed. Going crazy for two days to debug. So found that the extruder safety settings. Extrude this setting of 10mm length at a time. Correct the extrusion length. It can be printed very well. First design 2020 aluminum Three function buttons material Self-locking button 12mm diameter X3 LED 5mm(W)x2mm X3 220om X3 Use common ground LED Computer power supply version Power start using green line black ground LEDs use ground wire to act a reset function LED uses the computer power supply orange line 3.3V
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