Uploaded June 2019 | Updated September 2026, 54 minutes ago

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This video turned into a bit of a mad one, and there was yet another twist on the road to CNC Shangrila. I couldn't believe it when the toggling spindle enable D13 pin was a bootloader issue.

github.com/Optiboot/optiboot
github.com/509Maker/Optiboot-for-grbl
509maker.com/atmega328-bootloader-for-grbl
forum.arduino.cc/index.php?topic=377514.0
openbuilds.com/threads/laser-briefly-full-power-when-connecting.10956

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