##################################################################### # Macros for z-calibration # - CALIBRATE_Z # - _CG28 # - _SET_CURRENT # - _SET_ACC ##################################################################### ## CALIBRATE_Z [gcode_macro CALIBRATE_Z] description: Automatically calibrates the nozzles offset to the print surface and dock/undock MagProbe rename_existing: _CALIBRATE_Z_BASE gcode: ##### get user defines ##### {% set z_hop = printer['gcode_macro _USER_VARIABLE'].probe_z_min|float %} ##### get toolhead parameters ##### {% set act_z = printer.gcode_move.gcode_position.z|float %} #### end of definitions ##### ## reduce current of motors _SET_ACC VAL=HOME _SET_CURRENT VAL=HOME _CG28 RESET_SETTINGS=false {% if act_z < z_hop %} G90 ; absolute positioning {action_respond_info("CALIBRATE_Z: High must be above %.2f" % z_hop)} G1 Z{z_hop} F900 ; move head up {% endif %} #ATTACH_PROBE ; if not using start_gcode _CALIBRATE_Z_BASE #DETACH_PROBE ; if not using end_gcode {% if params.RESET_SETTINGS|default('true') == 'true' %} ## return to org current settings _SET_CURRENT _SET_ACC {% endif %} ## _CG28 [gcode_macro _CG28] description: conditional home gcode: {% if "xyz" not in printer.toolhead.homed_axes %} G28 RESET_SETTINGS={ params.RESET_SETTINGS|default('true') } {% endif %} ## _SET_ACC [gcode_macro _SET_ACC] description: Helper: Set accel and accel_to_decel value variable_last_val: 'CONFIG' gcode: ##### set default value ##### {% set default_respond = printer['gcode_macro _USER_VARIABLE'].respond_set_acc|int %} {% set val = params.VAL|default('CONFIG') %} {% set respond = params.RESPOND|default(default_respond)|int %} {% if val == 'HOME' %} {% set accel = printer['gcode_macro _USER_VARIABLE'].home_accel %} {% set accel_to_decel = printer['gcode_macro _USER_VARIABLE'].home_accel|int / 2 %} {% else %} {% set accel = printer.configfile.settings.printer.max_accel %} {% set accel_to_decel = printer.configfile.settings.printer.max_accel_to_decel %} {% endif %} ##### end of definition ##### {% if val != last_val %} SET_GCODE_VARIABLE MACRO=_SET_ACC VARIABLE=last_val VALUE='"{val}"' {% if respond == 1 %} {action_respond_info("VELOCITY_LIMIT set ACCEL: %d ACCEL_TO_DECEL: %d" % (accel|int, accel_to_decel|int))} {% endif %} SET_VELOCITY_LIMIT ACCEL={accel} ACCEL_TO_DECEL={accel_to_decel} RESPOND=0 {% endif %} ## _SET_CURRENT [gcode_macro _SET_CURRENT] description: Helper: Set Z-drive motor current variable_last_val: 'CONFIG' gcode: ###### set default values ##### {% set default_respond = printer['gcode_macro _USER_VARIABLE'].respond_set_current|int %} {% set val = params.VAL|default('CONFIG') %} {% set respond = params.Z_RESPOND|default(default_respond)|int %} {% if val == 'HOME' %} {% set xy_run = printer['gcode_macro _USER_VARIABLE'].xy_home_current %} {% set xy_hold = printer['gcode_macro _USER_VARIABLE'].xy_home_current %} {% set z_run = printer['gcode_macro _USER_VARIABLE'].z_home_current %} {% set z_hold = printer['gcode_macro _USER_VARIABLE'].z_home_current %} {% else %} {% if 'tmc2209 stepper_z' in printer.configfile.settings %} {% set xy_run = printer.configfile.settings['tmc2209 stepper_x'].run_current %} {% set xy_hold = printer.configfile.settings['tmc2209 stepper_x'].hold_current %} {% set z_run = printer.configfile.settings['tmc2209 stepper_z'].run_current %} {% set z_hold = printer.configfile.settings['tmc2209 stepper_z'].hold_current %} {% elif 'tmc5160 stepper_z' in printer.configfile.settings %} {% set xy_run = printer.configfile.settings['tmc5160 stepper_x'].run_current %} {% set xy_hold = printer.configfile.settings['tmc5160 stepper_x'].hold_current %} {% set z_run = printer.configfile.settings['tmc5160 stepper_z'].run_current %} {% set z_hold = printer.configfile.settings['tmc5160 stepper_z'].hold_current %} {% endif %} {% endif %} ##### end of definition ##### {% if val != last_val %} SET_GCODE_VARIABLE MACRO=_SET_CURRENT VARIABLE=last_val VALUE='"{val}"' {% if respond == 1 %} {action_respond_info("Home&Probe: RunCur %.2fA rms HoldCur %.2fA rms" % (z_run|float, z_hold|float))} {% endif %} SET_TMC_CURRENT STEPPER=stepper_x CURRENT={xy_run} HOLDCURRENT={xy_hold} SET_TMC_CURRENT STEPPER=stepper_y CURRENT={xy_run} HOLDCURRENT={xy_hold} SET_TMC_CURRENT STEPPER=stepper_z CURRENT={z_run} HOLDCURRENT={z_hold} SET_TMC_CURRENT STEPPER=stepper_z1 CURRENT={z_run} HOLDCURRENT={z_hold} SET_TMC_CURRENT STEPPER=stepper_z2 CURRENT={z_run} HOLDCURRENT={z_hold} SET_TMC_CURRENT STEPPER=stepper_z3 CURRENT={z_run} HOLDCURRENT={z_hold} M400 {% endif %}