Below is the list of variables that can be placed in your CURA – Machine Settings start/end gcode.
An example is:
M190 S{material_bed_temperature}
will produce something like:
M190 S230
Good luck and happy overriding…
“acceleration_enabled”: false
“acceleration_infill”: 3000
“acceleration_layer_0”: 3000
“acceleration_prime_tower”: 3000
“acceleration_print”: 3000
“acceleration_print_layer_0”: 3000
“acceleration_skirt_brim”: 3000
“acceleration_support”: 3000
“acceleration_support_infill”: 3000
“acceleration_support_interface”: 3000
“acceleration_topbottom”: 3000
“acceleration_travel”: 5000
“acceleration_travel_layer_0”: 5000.0
“acceleration_wall”: 3000
“acceleration_wall_0”: 3000
“acceleration_wall_x”: 3000
“adhesion_extruder_nr”: “0”
“adhesion_type”: “brim”
“alternate_extra_perimeter”: false
“blackmagic”: 0
“bottom_layers”: 8
“bottom_thickness”: 0.8
“brim_line_count”: 20
“brim_outside_only”: true
“brim_width”: 8.0
“coasting_enable”: false
“coasting_min_volume”: 0.8
“coasting_speed”: 90
“coasting_volume”: 0.064
“conical_overhang_angle”: 50
“conical_overhang_enabled”: false
“cool_fan_enabled”: true
“cool_fan_full_at_height”: 0.3
“cool_fan_full_layer”: 2
“cool_fan_speed”: 100.0
“cool_fan_speed_max”: 100.0
“cool_fan_speed_min”: 100.0
“cool_lift_head”: false
“cool_min_layer_time”: 5
“cool_min_layer_time_fan_speed_max”: 10
“cool_min_speed”: 10
“cooling”: 0
“draft_shield_dist”: 10
“draft_shield_enabled”: false
“draft_shield_height”: 10
“draft_shield_height_limitation”: “full”
“dual”: 0
“experimental”: 0
“extruder_prime_pos_abs”: false
“extruder_prime_pos_x”: 0
“extruder_prime_pos_y”: 0
“extruder_prime_pos_z”: 0
“gantry_height”: 55
“gradual_infill_step_height”: 5.0
“gradual_infill_steps”: 0
“infill”: 0
“infill_before_walls”: true
“infill_line_distance”: 4.0
“infill_line_width”: 0.4
“infill_mesh”: false
“infill_mesh_order”: 0
“infill_overlap”: 10
“infill_overlap_mm”: 0.04
“infill_pattern”: “grid”
“infill_sparse_density”: 20
“infill_sparse_thickness”: 0.1
“infill_wipe_dist”: 0.1
“jerk_enabled”: false
“jerk_infill”: 20
“jerk_layer_0”: 20
“jerk_prime_tower”: 20
“jerk_print”: 20
“jerk_print_layer_0”: 20
“jerk_skirt_brim”: 20
“jerk_support”: 20
“jerk_support_infill”: 20
“jerk_support_interface”: 20
“jerk_topbottom”: 20
“jerk_travel”: 30
“jerk_travel_layer_0”: 30.0
“jerk_wall”: 20
“jerk_wall_0”: 20
“jerk_wall_x”: 20
“layer_0_z_overlap”: 0.15
“layer_height”: 0.1
“layer_height_0”: 0.3
“line_width”: 0.4
“machine_acceleration”: 4000
“machine_center_is_zero”: false
“machine_depth”: 205
“machine_extruder_count”: 1
“machine_gcode_flavor”: “RepRap (Marlin/Sprinter)”
“machine_heat_zone_length”: 16
“machine_heated_bed”: true
“machine_height”: 200
“machine_max_acceleration_e”: 10000
“machine_max_acceleration_x”: 9000
“machine_max_acceleration_y”: 9000
“machine_max_acceleration_z”: 100
“machine_max_feedrate_e”: 45
“machine_max_feedrate_x”: 500
“machine_max_feedrate_y”: 500
“machine_max_feedrate_z”: 30
“machine_max_jerk_e”: 5.0
“machine_max_jerk_xy”: 20.0
“machine_max_jerk_z”: 0.4
“machine_min_cool_heat_time_window”: 50.0
“machine_minimum_feedrate”: 0.0
“machine_name”: “Ultimaker Original+”
“machine_nozzle_cool_down_speed”: 2
“machine_nozzle_expansion_angle”: 45
“machine_nozzle_head_distance”: 3
“machine_nozzle_heat_up_speed”: 2
“machine_nozzle_size”: 0.4
“machine_nozzle_tip_outer_diameter”: 1
“machine_settings”: 0
“machine_show_variants”: false
“machine_use_extruder_offset_to_offset_coords”: true
“machine_width”: 205
“magic_fuzzy_skin_enabled”: false
“magic_fuzzy_skin_point_density”: 1.25
“magic_fuzzy_skin_point_dist”: 0.8
“magic_fuzzy_skin_thickness”: 0.3
“magic_mesh_surface_mode”: “normal”
“magic_spiralize”: false
“material”: 0
“material_bed_temp_prepend”: true
“material_bed_temp_wait”: true
“material_bed_temperature”: 60
“material_diameter”: 2.85
“material_extrusion_cool_down_speed”: 0.5
“material_flow”: 100
“material_flow_dependent_temperature”: false
“material_flow_temp_graph”: “[[3.5, 200], [7.0, 240]]”
“material_guid”: “”
“material_print_temp_prepend”: true
“material_print_temp_wait”: true
“material_print_temperature”: 200
“material_standby_temperature”: 175
“max_feedrate_z_override”: 0
“meshfix”: 0
“meshfix_extensive_stitching”: false
“meshfix_keep_open_polygons”: false
“meshfix_union_all”: true
“meshfix_union_all_remove_holes”: false
“multiple_mesh_overlap”: 0.15
“ooze_shield_angle”: 60
“ooze_shield_dist”: 2
“ooze_shield_enabled”: false
“outer_inset_first”: false
“platform_
adhesion”: 0
“prime_tower_enable”: false
“prime_tower_flow”: 100
“prime_tower_line_width”: 0.4
“prime_tower_position_x”: 200
“prime_tower_position_y”: 200
“prime_tower_size”: 0
“prime_tower_wipe_enabled”: true
“print_sequence”: “all_at_once”
“raft_acceleration”: 3000
“raft_airgap”: 0.3
“raft_base_acceleration”: 3000
“raft_base_fan_speed”: 0
“raft_base_jerk”: 20
“raft_base_line_spacing”: 1.6
“raft_base_line_width”: 0.8
“raft_base_speed”: 22.5
“raft_base_thickness”: 0.36
“raft_fan_speed”: 0
“raft_interface_acceleration”: 3000
“raft_interface_fan_speed”: 0
“raft_interface_jerk”: 20
“raft_interface_line_spacing”: 1.0
“raft_interface_line_width”: 0.8
“raft_interface_speed”: 22.5
“raft_interface_thickness”: 0.15000000000000002
“raft_jerk”: 20
“raft_margin”: 15
“raft_speed”: 30.0
“raft_surface_acceleration”: 3000
“raft_surface_fan_speed”: 0
“raft_surface_jerk”: 20
“raft_surface_layers”: 2
“raft_surface_line_spacing”: 0.4
“raft_surface_line_width”: 0.4
“raft_surface_speed”: 30.0
“raft_surface_thickness”: 0.1
“resolution”: 0
“retraction_amount”: 6.5
“retraction_combing”: “all”
“retraction_count_max”: 90
“retraction_enable”: true
“retraction_extra_prime_amount”: 0
“retraction_extrusion_window”: 6.5
“retraction_hop”: 1
“retraction_hop_after_extruder_switch”: true
“retraction_hop_enabled”: false
“retraction_hop_only_when_collides”: false
“retraction_min_travel”: 0.8
“retraction_prime_speed”: 25
“retraction_retract_speed”: 25
“retraction_speed”: 25
“shell”: 0
“skin_alternate_rotation”: false
“skin_line_width”: 0.4
“skin_no_small_gaps_heuristic”: true
“skin_outline_count”: 0
“skin_overlap”: 5
“skin_overlap_mm”: 0.02
“skirt_brim_line_width”: 0.4
“skirt_brim_minimal_length”: 250
“skirt_brim_speed”: 30
“skirt_gap”: 3
“skirt_line_count”: 1
“speed”: 0
“speed_equalize_flow_enabled”: false
“speed_equalize_flow_max”: 150
“speed_infill”: 60
“speed_layer_0”: 30
“speed_prime_tower”: 60
“speed_print”: 60
“speed_print_layer_0”: 30
“speed_slowdown_layers”: 2.0
“speed_support”: 60
“speed_support_infill”: 60
“speed_support_interface”: 40.0
“speed_topbottom”: 30.0
“speed_travel”: 120
“speed_travel_layer_0”: 60.0
“speed_wall”: 30.0
“speed_wall_0”: 30.0
“speed_wall_x”: 60.0
“support”: 0
“support_angle”: 50
“support_bottom_distance”: 0.1
“support_bottom_height”: 1
“support_bottom_stair_step_height”: 0.3
“support_conical_angle”: 30
“support_conical_enabled”: false
“support_conical_min_width”: 5.0
“support_connect_zigzags”: true
“support_enable”: false
“support_extruder_nr”: “0”
“support_extruder_nr_layer_0”: “0”
“support_infill_extruder_nr”: “0”
“support_infill_rate”: 15
“support_interface_density”: 100
“support_interface_enable”: false
“support_interface_extruder_nr”: “0”
“support_interface_height”: 1
“support_interface_line_distance”: 0.4
“support_interface_line_width”: 0.4
“support_interface_pattern”: “concentric”
“support_interface_skip_height”: 0.3
“support_join_distance”: 2.0
“support_line_distance”: 2.6666666666666665
“support_line_width”: 0.4
“support_minimal_diameter”: 3.0
“support_offset”: 0.2
“support_pattern”: “zigzag”
“support_roof_height”: 1
“support_top_distance”: 0.1
“support_tower_diameter”: 3.0
“support_tower_roof_angle”: 65
“support_type”: “everywhere”
“support_use_towers”: true
“support_xy_distance”: 0.7
“support_xy_distance_overhang”: 0.2
“support_xy_overrides_z”: “z_overrides_xy”
“support_z_distance”: 0.1
“switch_extruder_prime_speed”: 20
“switch_extruder_retraction_amount”: 16
“switch_extruder_retraction_speed”: 20
“switch_extruder_retraction_speeds”: 20
“top_bottom_pattern”: “lines”
“top_bottom_thickness”: 0.8
“top_layers”: 8
“top_thickness”: 0.8
“travel”: 0
“travel_avoid_distance”: 0.625
“travel_avoid_other_parts”: true
“travel_compensate_overlapping_walls_0_enabled”: true
“travel_compensate_overlapping_walls_enabled”: true
“travel_compensate_overlapping_walls_x_enabled”: true
“wall_0_inset”: 0
“wall_line_count”: 2
“wall_line_width”: 0.4
“wall_line_width_0”: 0.4
“wall_line_width_x”: 0.4
“wall_thickness”: 0.8
“wireframe_bottom_delay”: 0
“wireframe_drag_along”: 0.6
“wireframe_enabled”: false
“wireframe_fall_down”: 0.5
“wireframe_flat_delay”: 0.1
“wireframe_flow”: 100
“wireframe_flow_connection”: 100
“wireframe_flow_flat”: 100
“wireframe_height”: 3
“wireframe_nozzle_clearance”: 1
“wireframe_printspeed”: 5
“wireframe_printspeed_down”: 5
“wireframe_printspeed_flat”: 5
“wireframe_printspeed_up”: 5
“wireframe_roof_drag_along”: 0.8
“wireframe_roof_fall_down”: 2
“wireframe_roof_inset”: 3
“wireframe_roof_outer_delay”: 0.2
“wireframe_straight_before_down”: 20
“wireframe_strategy”: “compensate”
“wireframe_top_delay”: 0
“wireframe_top_jump”: 0.6
“wireframe_up_half_speed”: 0.3
“xy_offset”: 0
“z_seam_type”: “shortest”