Nano 3Axis Board's Probe Operation
What is a Probe Switch
The engraving machine uses Probe Switch to align the engraving knife with the platform.
Probe Connection
Probe GCode
The most important thing is that we need to know the thickness of A. In this case, it's 1.6mm.
G21G91G38.2Z-50F80; G92Z1.6; G0Z10
Probe Demo