BIGTREETECH SKR 3 User Manual

Shenzhen Big Tree Technology CO.,LTD .
BIG TREE TECH
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4.3.12 smart filament sensor(SFS V1.0 / V2.0)
The Smart filament sensor works by continuously sending signal to the mainboard
to communicate filament status
#define FILAMENT_MOTION_SENSOR // set encoder type
#define FILAMENT_RUNOUT_DISTANCE_MM 3 // set sensitivity，SFS V1.0 nominal
setting should be 7mm，which means if no signal of filament movement is
detected after 7mm of filament travel command, filament error will be
triggered ，SFS V2.0 nominal setting should be 3mm
The settings below also need to be set to instruct the printer to park the
nozzle after filament error is detected.
#define NOZZLE_PARK_FEATURE // park nozzle
#define NOZZLE_PARK_POINT { (X_MIN_POS + 10), (Y_MAX_POS - 10), 20 } //set
the X,Y,and Z offset coordinate of the nozzle

BIGTREETECH SKR 3 Specifications

General

Brand	BIGTREETECH
Model	SKR 3
Category	Motherboard
Language	English