macros.cfg

[gcode_macro START_PRINT]
gcode:
    G28 ; home all axes
    G1 Z10 ; raise tool for heating
    ; heat tool after bed to minimize oozing
    {% if printer.heater_bed.temperature <= 50 %}
        M190 S50 ; wait for bed to preheat
    {% endif %}
    M104 S{ params.T_TOOL } ; set extruder temp
    M190 S{ params.T_BED } ; wait for bed temp
    M109 S{ params.T_TOOL } ; wait for extruder temp
    # calibrate bed mesh
    BED_MESH_CALIBRATE
    #prime nozzle
    PRIME_NOZZLE
    

[gcode_macro END_PRINT]
gcode:
    # Turn off bed, extruder, and fan
    M140 S0
    M104 S0
    M106 S0
    # Move nozzle away from print while retracting
    G91
    G1 X-2 Y-2 E-3 F300
    # Raise nozzle by 10mm
    G1 Z10 F3000
    G90
    # Disable steppers
    M84
    
[gcode_macro PRIME_NOZZLE]
gcode:
    SAVE_GCODE_STATE NAME=PRIME_NOZZLE_STATE
    M117 Priming
    G90                 ; Absolute coordinates.
    M83                 ; Relative extruder mode.
    G92 E0
    ; Move to start of line.
    G1 Z10 F900
    G1 Y3 X3 F18000
    G1 Z0.2 F900
    ; Print the line.
    G91                ; Relative coordinates.
    G1 X100 E25 F1000  ; Extrude filament 25mm (how much it retracted in PRINT_END).
    G1 Y-2 F1000
    G1 X-60 E9 F1000    ; Print second part of the line.
    G1 E-0.5 F3000      ; Retract to avoid stringing.
    G1 X0.5 E0 F1000    ; Wipe back to break string.
    G1 X-5.5 E0 F1000   ; Wipe forward to break string.
    RESTORE_GCODE_STATE NAME=PRIME_NOZZLE_STATE
    
    [exclude_object]
    
    ######################################################################
# Filament Change
######################################################################

# M600: Filament Change. This macro will pause the printer, move the
# tool to the change position, and retract the filament 50mm. Adjust
# the retraction settings for your own extruder. After filament has
# been changed, the print can be resumed from its previous position
# with the "RESUME" gcode.

[pause_resume]

[gcode_macro M600]
gcode:
    {% set X = params.X|default(50)|float %}
    {% set Y = params.Y|default(0)|float %}
    {% set Z = params.Z|default(10)|float %}
    SAVE_GCODE_STATE NAME=M600_state
    PAUSE
    G91
    G1 E-.8 F2700
    G1 Z{Z}
    G90
    G1 X{X} Y{Y} F3000
    G91
    G1 E-100 F1000
    RESTORE_GCODE_STATE NAME=M600_state
    
[gcode_macro PAUSE]
description: Pause the actual running print
rename_existing: PAUSE_BASE
# change this if you need more or less extrusion
variable_extrude: 1.0
gcode:
  ##### read E from pause macro #####
  {% set E = printer["gcode_macro PAUSE"].extrude|float %}
  ##### set park positon for x and y #####
  # default is your max posion from your printer.cfg
  {% set x_park = printer.toolhead.axis_maximum.x|float - 5.0 %}
  {% set y_park = printer.toolhead.axis_maximum.y|float - 5.0 %}
  ##### calculate save lift position #####
  {% set max_z = printer.toolhead.axis_maximum.z|float %}
  {% set act_z = printer.toolhead.position.z|float %}
  {% if act_z < (max_z - 2.0) %}
      {% set z_safe = 2.0 %}
  {% else %}
      {% set z_safe = max_z - act_z %}
  {% endif %}
  ##### end of definitions #####
  PAUSE_BASE
  G91
  {% if printer.extruder.can_extrude|lower == 'true' %}
    G1 E-{E} F2100
  {% else %}
    {action_respond_info("Extruder not hot enough")}
  {% endif %}
  {% if "xyz" in printer.toolhead.homed_axes %}
    G1 Z{z_safe} F900
    G90
    G1 X{x_park} Y{y_park} F6000
  {% else %}
    {action_respond_info("Printer not homed")}
  {% endif %} 
  
[gcode_macro RESUME]
description: Resume the actual running print
rename_existing: RESUME_BASE
gcode:
  ##### read E from pause macro #####
  {% set E = printer["gcode_macro PAUSE"].extrude|float %}
  #### get VELOCITY parameter if specified ####
  {% if 'VELOCITY' in params|upper %}
    {% set get_params = ('VELOCITY=' + params.VELOCITY)  %}
  {%else %}
    {% set get_params = "" %}
  {% endif %}
  ##### end of definitions #####
  {% if printer.extruder.can_extrude|lower == 'true' %}
    G91
    G1 E{E} F2100
  {% else %}
    {action_respond_info("Extruder not hot enough")}
  {% endif %}  
  RESUME_BASE {get_params}