Neptune4 - BlTouch

Extruder Cover with Bl Touch support

I've add the bltouch V3 support.

Use an Rp2040 , how to:

Here:

https://www.klipper3d.org/Measuring_Resonances.html

and here :

In my printer config:

[bltouch]

sensor_pin: ^Rpi_Pico:gpio0

control_pin: Rpi_Pico:gpio27

x_offset: 43 #this is unique to your mounting situation

y_offset: 2 #follow this short video to learn how to calculate this

samples: 2

speed: 10

samples_result: average

samples_tolerance: 0.05

sample_retract_dist: 3.0

[bed_mesh]

speed:150                

horizontal_move_z:5  

probe_count:11,11        

algorithm:bicubic 

bicubic_tension:0.2 

mesh_min: 37,6 

mesh_max: 230,230 

mesh_pps: 4, 4 

fade_start: 1.0

fade_end: 10.0

fade_target : 0