skr 1.4 z axis issue

[mike Coleman]

when printing a 20x20x20 cube the z prints 40mm

#if AXIS_IS_TMC(Z)

    #define Z_CURRENT       800

    #define Z_CURRENT_HOME  Z_CURRENT

    #define Z_MICROSTEPS     16

    #define Z_RSENSE          0.11

    #define Z_CHAIN_POS      -1

    //#define Z_INTERPOLATE  true

    //#define Z_HOLD_MULTIPLIER 0.5

 

 

 

 

* Default Axis Steps Per Unit (linear=steps/mm, rotational=steps/°)

 * Override with M92

 *                                      X, Y, Z [, I [, J [, K...]]], E0 [, E1[, E2...]]

 */

#define DEFAULT_AXIS_STEPS_PER_UNIT   { 80, 80, 400, 397 }

 

 

HELP!!!!!

 

[BIQU info]

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