How to wire BLtouch

Wiring

Pin	BLTOUCH/3D TOUCH	PandaZHU	PandaM4
3Pin	Brown(GND) , Red(5V) , Orange(control signal)	5V , G(GND) , PWM(control signal GPIO0)	5V , G(GND) , S(control signal GPIO0)
2Pin	Black(GND) , White(Zmin)	G(GND) , Zmin(GPIO21)	G(GND) , Zmin(GPIO21)

Configure software

1. Edit the "configuration.h", find the BLtouch and enable it like the following

before:

// #define BLTOUCH

after:

 #define BLTOUCH

Calibrating BLTouch from LCD display controls (Marlin1.x)

mount BLTOUCH download: https://www.thingiverse.com/thing:3584158