I just built GRBL with -Wall ( verbose options in "IDE" ) and note multiple warnings about some macros being redefined. I don't see any difference in the 'max' case but the bit test was presumably ...

I delete the libraries that are needed by the spindle and coolant, and I comment all the related code in the other files so you can not use them with this light version, but the size of the sketch in ...

Abstract: The proprietary control of CNC machines results in the inability to control and enhance inputs because the program codes cannot be modified owing to their distribution by vendors in the ...

In adding an alternative cutter drive motor (‘spindle’) to an existing cnc machine, an electrically isolated pwm to analogue converter is needed. The machine uses a ‘grbl’ controller, which has an ...