sensorless.cfg

[gcode_macro _HOME_X]
gcode:
    # Always use consistent run_current on A/B steppers during sensorless homing
    {% set RUN_CURRENT_X = printer.configfile.settings['tmc2240 stepper_x'].run_current|float %}
    {% set RUN_CURRENT_Y = printer.configfile.settings['tmc2240 stepper_y'].run_current|float %}
    {% set HOME_CURRENT = 0.6 %}
    #SET_TMC_FIELD FIELD=SGTHRS STEPPER=stepper_x VALUE=90
    SET_TMC_CURRENT STEPPER=stepper_x CURRENT={HOME_CURRENT}
    SET_TMC_CURRENT STEPPER=stepper_y CURRENT={HOME_CURRENT}

    # Home
    G28 X
    # Move away
    G91
    G1 X-10 F1200
    G90
    
    # Wait just a second… (give StallGuard registers time to clear)
    G4 P1000
    # Set current during print
    SET_TMC_CURRENT STEPPER=stepper_x CURRENT={RUN_CURRENT_X}
    SET_TMC_CURRENT STEPPER=stepper_y CURRENT={RUN_CURRENT_Y}

[gcode_macro _HOME_Y]
gcode:
    # Set current for sensorless homing
    {% set RUN_CURRENT_X = printer.configfile.settings['tmc2240 stepper_x'].run_current|float %}
    {% set RUN_CURRENT_Y = printer.configfile.settings['tmc2240 stepper_y'].run_current|float %}
    {% set HOME_CURRENT = 0.6 %}
    #SET_TMC_FIELD FIELD=SGTHRS STEPPER=stepper_y VALUE=90
    SET_TMC_CURRENT STEPPER=stepper_x CURRENT={HOME_CURRENT}
    SET_TMC_CURRENT STEPPER=stepper_y CURRENT={HOME_CURRENT}

    # Home
    G28 Y
    # Move away
    G91
    G1 Y-10 F1200
    G90

    # Wait just a second… (give StallGuard registers time to clear)
    G4 P1000
    # Set current during print
    SET_TMC_CURRENT STEPPER=stepper_x CURRENT={RUN_CURRENT_X}
    SET_TMC_CURRENT STEPPER=stepper_y CURRENT={RUN_CURRENT_Y}