BIGTREETECH SKR 3 User Manual

Name: BIGTREETECH SKR 3
Brand: BIGTREETECH
Rating: 5 (1 reviews)

39 pages

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Shenzhen Big Tree Technology CO.,LTD .

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4.3.5 Sensorless homing

#define SENSORLESS_HOMING // enable sensorless homing

#define xx_STALL_SENSITIVITY 8 // sensitivity setting ,TMC2209 range from 0

to 255，higher number results in more sensitive trigger threshold，sensitivity

too high will cause endpoint to trigger before gantry actually move to the

end，lower number results in less sensitive trigger threshold,，too low of

sensitivity will cause endpoint to not trigger and gantrying continue。Other

drivers ranges from 63 to -64，lower numbers results in more sensitive triger

threshold

#define IMPROVE_HOMING_RELIABILITY // can be used to set independent motor

current for homing moves(xx_CURRENT_HOME) to improve homing reliability.

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