FLSUN SR Klipper config

printer.cfg

# This file contains common pin mappings for the BIGTREETECH SKR V1.3 board used
# in the FLSUN SuperRacer. To use this config, the firmware should be compiled
# for the LPC1768.

[mcu]
# SKR 1.3 for stepper E+sensors+heaters
serial:             

[mcu:abc]
# Supernova for steppers A,B,C
serial:             

[printer]
kinematics:         delta
#delta_radius:       132
print_radius:       132
minimum_z_position: -15
max_velocity:       1000
max_z_velocity:     25000
max_accel:          25000
max_accel_to_decel: 25000
square_corner_velocity: 15.0

#[include steppers_skr1.3.cfg]
[include steppers_supernova.cfg]

[extruder]
step_pin:           E0_STEP
dir_pin:           !E0_DIR
enable_pin:        !E0_EN
microsteps:         16
full_steps_per_rotation: 200 
rotation_distance:  5.50  # LGX Lite
nozzle_diameter:    0.4
filament_diameter:  1.750
heater_pin:         HE0
sensor_type:        PT1000
sensor_pin:         TH0
pullup_resistor:    4700
#control:            pid
#pid_Kp:             22.2
#pid_Ki:             1.08
#pid_Kd:             114
min_temp:           0
max_temp:           320
max_extrude_only_distance: 750
max_extrude_cross_section: 50  # 8 * 0.4^2
pressure_advance:   0.065
pressure_advance_smooth_time: 0.040

[tmc2209 extruder]
uart_pin:           E0_RX
run_current:        0.600
hold_current:       0.30

[input_shaper]
shaper_freq_x:      41.67  # 100 * 4 /  9.61
shaper_freq_y:      39.84  # 100 * 5 / 12,55
shaper_type:        ei

[heater_bed]
heater_pin:         BED
sensor_type:        ATC Semitec 104GT-2
sensor_pin:         TB
min_temp:           0
max_temp:           130
#control:             pid

[fan]
pin:                FAN

[heater_fan extruder]
pin:                HE1  # Using heater MOSFET for FAN PWM
heater:             extruder
heater_temp:        55
fan_speed:          1.0

[heater_fan rebreather]
pin:                P2.0
heater:             heater_bed
heater_temp:        40
fan_speed:          1.0

[temperature_sensor raspberry_pi]
sensor_type:        temperature_host
min_temp:          -100
max_temp:           100

[temperature_sensor chamber]
sensor_type:        ATC Semitec 104GT-2
sensor_pin:         TH1
min_temp:           0
max_temp:           150
gcode_id:           C

[filament_switch_sensor filament]
pause_on_runout:    True
runout_gcode:       PAUSE
switch_pin:        ^X_MIN
#insert_gcode:

[probe]
pin:               !Z_MIN
samples:            3
speed:              5
samples_result:     median
samples_tolerance:  0.050
samples_tolerance_retries: 20
#z_offset:           25
#z_offset:           13.37

[endstop_phase]

[delta_calibrate]
radius:             125
speed:              20
horizontal_move_z:  25

[bed_mesh]
speed:              100
mesh_radius:        110
mesh_origin:        0,0
horizontal_move_z:  25
round_probe_count:  5
#algorithm:          bicubic

######################
# Pins for the SKR 1.3
######################

[board_pins]
aliases:
    # EXP1 header
    EXP1_1=P1.30, EXP1_3=P1.18, EXP1_5=P1.20, EXP1_7=P1.22, EXP1_9=<GND>,
    EXP1_2=P0.28, EXP1_4=P1.19, EXP1_6=P1.21, EXP1_8=P1.23, EXP1_10=<5V>,
    # EXP2 header
    EXP2_1=P0.17, EXP2_3=P3.26, EXP2_5=P3.25, EXP2_7=P1.31, EXP2_9=<GND>,
    EXP2_2=P0.15, EXP2_4=P0.16, EXP2_6=P0.18, EXP2_8=<RST>, EXP2_10=<NC>,
    # Limit switches
    X_MAX=P1.28,
    X_MIN=P1.29,
    Y_MAX=P1.26,
    Z_MIN=P1.25,
    Z_MAX=P1.24,
    # Motors
    X_EN=P2.1,   X_STEP=P2.2,   X_DIR=P2.6,   X_CS=P1.17, X_TX=P4.29, X_RX=P1.17,
    Y_EN=P2.8,   Y_STEP=P0.19,  Y_DIR=P0.20,  Y_CS=P1.15, Y_TX=P1.16, Y_RX=P1.15,
    Z_EN=P0.21,  Z_STEP=P0.22,  Z_DIR=P2.11,  Z_CS=P1.10, Z_TX=P1.14, Z_RX=P1.10,
    E0_EN=P2.12, E0_STEP=P2.13, E0_DIR=P0.11, E0_CS=P1.8, E0_TX=P1.9, E0_RX=P1.8,
    E1_EN=P0.10, E1_STEP=P0.1,  E1_DIR=P0.0,  E1_CS=P1.1, E1_TX=P1.4, E1_RX=P1.1,
    # Heaters, fans and thermistors
    BED=P2.5, HE0=P2.7,  HE1=P2.4, FAN=P2.3,
    TB=P0.23, TH0=P0.24, TH1=P0.25

# See the sample-lcd.cfg file for definitions of common LCD displays.

[virtual_sdcard]
path: ~/gcode

[save_variables]
filename: ~/klipper_config/variables.cfg 

[display_status]

[respond]
default_type: command

[pause_resume]

[gcode_arcs]
#resolution: 1.0
#   An arc will be split into segments. Each segment's length will
#   equal the resolution in mm set above. Lower values will produce a
#   finer arc, but also more work for your machine. Arcs smaller than
#   the configured value will become straight lines. The default is
#   1mm.

# Pause print macro
[gcode_macro PAUSE]
rename_existing: BASE_PAUSE
gcode:
    {% set X = params.X|default(-75)|int %}
    {% set Y = params.Y|default(-75)|int %}
    {% set Z = params.Z|default(100)|int %}
    {% set E = params.E|default(2.5)|float %}
    SAVE_GCODE_STATE NAME=PAUSE_state
    BASE_PAUSE
  {% if printer.toolhead.position.z|float > 300 %}
    G1 Z300 F6000
  {% endif %}
  {% if printer.toolhead.position.z|float < Z %}
    G1 Z{Z} F6000
  {% endif %}
    G91
    G1 E-{E} F2100
    G90
    G1 X{X} Y{Y} F6000

# Resume print macro
[gcode_macro RESUME]
rename_existing: BASE_RESUME
gcode:
    {% set E = params.E|default(2.5)|float %}
    G91
    G1 E{E} F2100
    G90
    RESTORE_GCODE_STATE NAME=PAUSE_state MOVE=1
    BASE_RESUME

# Cancel print macro
[gcode_macro CANCEL_PRINT]
rename_existing: BASE_CANCEL_PRINT
gcode:
    TURN_OFF_HEATERS
    CLEAR_PAUSE
    SDCARD_RESET_FILE
    BASE_CANCEL_PRINT

# This macro should be called at the 'start g-code' part
# of your slicer and you would put all the start g-code here
# instead so that you don't have to re-slice everytime you
# have to edit the commands
[gcode_macro START_PRINT]
gcode:
    {% set BED_TEMP = params.BED_TEMP|default(90)|float %}
    {% set EXTRUDER_TEMP = params.EXTRUDER_TEMP|default(250)|float %}
    {% set CHAMBER_TEMP = params.CHAMBER_TEMP|default(0)|float %}
    {% set OFFSET = params.OFFSET|default(0)|float %}
    {% set FLOWRATE = params.FLOWRATE|default(100)|float %}
    M117 Initializing
    G90
    M83
    G28
    M200 D0
    M220 S100
    UPDATE_DELAYED_GCODE ID=LOAD_GCODE_OFFSETS DURATION=0.1
    M117 Nozzle preheat
    M104 S{EXTRUDER_TEMP} ; set extruder temp
    M140 S{BED_TEMP} ; set bed temp
    {% if printer['temperature_sensor chamber'].temperature|float < CHAMBER_TEMP %}
    HEAT_SOAK BED={BED_TEMP} CHAMBER={CHAMBER_TEMP}
    {% endif %}
    M117 Final warmup
    M104 S{EXTRUDER_TEMP} ; set extruder final temp
    M190 S{BED_TEMP}   ; wait for bed final temp
    M109 S{EXTRUDER_TEMP} ; wait for extruder final temp
    M300 S440 P200     ; 1st beep for printer ready and allow some time to clean nozzle
    M300 S0 P250       ; wait between dual beep
    M300 S440 P200     ; 2nd beep for printer ready
    G4 S10             ; wait to clean the nozzle
    M300 S440 P200     ; 3rd beep for ready to start printing
    ; Nozzle offset
    G28
    G1 Z325 F3000
    ;SET_GCODE_OFFSET Z=0.01 MOVE=1
    ;SET_GCODE_OFFSET Z={OFFSET} MOVE=1
    G28
    G92 E0.0; reset extrusion distance
    M117 Preparing to print
    M221 S{FLOWRATE}
    M117 Priming
    PRIME_LINE
    M117 Printing
    G90     ; Absolute move positioning
    M82     ; Absolute extruder positioning
    G92 E0  ; Reset extruder

[gcode_macro HEAT_SOAK]
gcode:
    {% set SOAK_MINS = params.SOAK_MINS|default(30)|float %}
    {% set BED       = params.BED|default(90)|float %}
    {% set CHAMBER   = params.CHAMBER|default(25)|float %}
    {% set HEATER    = params.HEATER|default("heater_bed") %}
    {% if CHAMBER|float >= 1 %}
      M117 Heat soak
      G28
      G0 Z25 F6000
      SET_HEATER_TEMPERATURE HEATER={HEATER} TARGET={BED}
      {% for timer in range(SOAK_MINS|int,0,-1) %}
        {% for second in range(60) %}
          {% if second == 0 %}
          RESPOND TYPE=command MSG="Heat soak {printer['temperature_sensor chamber'].temperature|float|round}C/{CHAMBER|float|round}C, max {timer} minutes left"
          {% endif %}
          {% if printer['temperature_sensor chamber'].temperature|float < CHAMBER|float %}
          M117 Heat soak {printer['temperature_sensor chamber'].temperature|float}->{CHAMBER|float} ({timer}/{SOAK_MINS|int-1}.{60-second} min left)
          M105
          G4 P1000
          {% endif %}
        {% endfor %}
      {% endfor %}
    {% endif %}
    M117 Heat soak ready
    G28

# This macro should be called at the 'end g-code' part
# of your slicer and like the macro above, you would
# also put all of your end g-code here for the same reason as above
[gcode_macro END_PRINT]
gcode:
    ; printing object ENDGCODE
    G92 E0.0 ; prepare to retract
    G1 E-6 F3000; retract to avoid stringing
    ; Anti-stringing end wiggle
    G1 X85 Y85 Z295 F3000 ; present print
    ; Reset print setting overrides
    G92 E0
    M200 D0 ; disable volumetric e
    M220 S100 ; reset speed factor to 100%
    M221 S100 ; reset extruder factor to 100%
    ;M900 K0 ; reset linear acceleration(Marlin)
    ; Shut down printer
    M104 S0 ; turn off temperature
    M140 S0 ; turn off heatbed
    M107 ; turn off fan
    G28 ; home
    ;M18 S180 ;disable motors after 180s
    M300 S40 P10 ; Bip
    M117 Print finish.
    ;SET_GCODE_OFFSET Z_ADJUST=0 # resets the z-offset (otherwise, )

# Stubs to satisfy PrusaSlicer & friends
[gcode_macro M200]
gcode:

[gcode_macro M201]
gcode:

[gcode_macro M202]
gcode:

[gcode_macro M203]
gcode:

[gcode_macro M205]
gcode:

[gcode_macro M300]
gcode:

[gcode_macro M486]
gcode:

# Convert Marlin linear advance (M900) commands to Klipper (SET_PRESSURE_ADVANCE) commands.
# For use with Marlin's linear advance calibration: https://marlinfw.org/tools/lin_advance/k-factor.html
[gcode_macro M900]
gcode:
	# Parameters
	{% set pa = params.K|float %}
	SET_PRESSURE_ADVANCE ADVANCE={pa}

[include macros.cfg]

[gcode_macro SET_GCODE_OFFSET]
rename_existing: _SET_GCODE_OFFSET
gcode:
    {% if printer.save_variables.variables.gcode_offsets %}
        {% set offsets = printer.save_variables.variables.gcode_offsets %}
    {% else %}
        {% set offsets = {'x': None,'y': None,'z': None} %}
    {% endif %}

    {% set ns = namespace(offsets={'x': offsets.x,'y': offsets.y,'z': offsets.z}) %}

    _SET_GCODE_OFFSET {% for p in params %}{'%s=%s '% (p, params[p])}{% endfor %}

    {%if 'X' in params %}{% set null = ns.offsets.update({'x': params.X}) %}{% endif %}
    {%if 'Y' in params %}{% set null = ns.offsets.update({'y': params.Y}) %}{% endif %}
    {%if 'Z' in params %}{% set null = ns.offsets.update({'z': params.Z}) %}{% endif %}
    SAVE_VARIABLE VARIABLE=gcode_offsets VALUE="{ns.offsets}"

[gcode_macro LOAD_OFFSETS]
gcode:
    UPDATE_DELAYED_GCODE ID=LOAD_GCODE_OFFSETS DURATION=0.1

[delayed_gcode LOAD_GCODE_OFFSETS]
initial_duration: 2
gcode:
    {% if printer.save_variables.variables.gcode_offsets %}
        {% set offsets = printer.save_variables.variables.gcode_offsets %}
        { action_respond_info("Loading gcode offsets from saved variables [%s]" % (offsets)) }
        _SET_GCODE_OFFSET {% for axis, offset in offsets.items() if offsets[axis] %}{ "%s=%s " % (axis, offset) }{% endfor %}
    {% endif %}|

#*# <---------------------- SAVE_CONFIG ---------------------->
#*# DO NOT EDIT THIS BLOCK OR BELOW. The contents are auto-generated.
#*#
#*# [extruder]
#*# control = pid
#*# pid_kp = 19.845
#*# pid_ki = 0.925
#*# pid_kd = 106.419
#*#
#*# [heater_bed]
#*# control = pid
#*# pid_kp = 72.849
#*# pid_ki = 1.753
#*# pid_kd = 756.720
#*#
#*# [printer]
#*# delta_radius = 154.541571
#*#
#*# [stepper_a]
#*# angle = 210.705177
#*# arm_length = 317.703010
#*# position_endstop = 338.775534
#*#
#*# [stepper_b]
#*# angle = 330.275423
#*# arm_length = 312.775461
#*# position_endstop = 340.351917
#*#
#*# [stepper_c]
#*# angle = 90.000000
#*# arm_length = 314.271819
#*# position_endstop = 339.594359
#*#
#*# [probe]
#*# z_offset = 17.750