New backup from 12/08/2024 - 03:40:41 PM

printer_data/config/AFC/AFC.cfg

@@ -4,7 +4,7 @@ VarFile: /home/mks/printer_data/config/AFC/AFC.var   # Path to the variables fil
 #--=================================================================================-
 #------- Speed ----------------------------------------------------------------------
 #--=================================================================================-
-long_moves_speed: 150           # mm/s. Default value is 150mm/s.
+long_moves_speed: 50           # mm/s. Default value is 150mm/s.
 long_moves_accel: 250           # mm/s². Default value is 250mm/s².
 short_moves_speed: 50           # mm/s. Default value is 50mm/s.
 short_moves_accel: 300          # mm/s². Default value is 300mm/s².

printer_data/config/mmu-20241207_235252/addons/dc_espooler.cfg

@@ -0,0 +1,202 @@
+####################################
+# Variables for the eSpooler macros
+#
+# Configure these for your setup.
+#
+[gcode_macro _MMU_ESPOOLER_VARS]
+# Prefix of name of the `output_pin` for the eSpooler.
+# The `output_pin` name must follow the pattern {prefix}_rwd_{gate}
+# and {prefix}_en_{gate}. By default we prefix it with an underscore
+# to prevent them from being shown in UI applications (like mainsail).
+#
+variable_pin_prefix: '_mmu_dc_espooler'
+
+# Default max number of seconds for eSpooler to run
+# Note: Each time any eSpooler **starts** it will restart the timeout
+#
+variable_default_timeout: 60
+
+# The step speed where you want to max out the eSpooler to run at full speed.
+#
+variable_max_step_speed: 200
+
+# Minimum distance of a move required to activate the eSpooler
+# The lowest valid value for this is 50 because eSpooler macros
+# will not even be considered if the distance is less than 50.
+#
+variable_min_distance: 200
+
+# Adjusts the speed conversion ratio
+# For the following examples, let's assume max_step_speed = 50.
+# And remember actual eSpooler speed values are between 0.0 (off) and 1.0 (full speed) (inclusive)
+#
+# The forumula looks like this:
+# ({step_speed} / {max_step_speed}) ^ {step_speed_exponent}
+#
+# With step_speed_exponent of 1 would have a linear ratio:
+# If I am running with a step speed of 50mm/s, the eSpooler would run at full speed (1.0)
+# Calculated via (50/50)^1
+# If I am running with a step speed of 25mm/s, the eSpooler would run at half speed (0.5)
+# Calculated via (25/50)^1
+#
+# With step_speed_exponent of 0.2 would have a linear ratio:
+# If I am running with a step speed of 50mm/s, the eSpooler would run at full speed (1.0)
+# Calculated via (50/50)^0.2
+# If I am running with a step speed of 25mm/s, the eSpooler would run at half speed (0.87)
+# Calculated via (25/50)^0.2
+#
+variable_step_speed_exponent: 0.5
+
+# Internal variable for tracking the gates with eSpoolers
+variable_espooler_gates: ''
+gcode: # Leave empty
+
+###########################################################################
+# Include DC motor pin definitions
+#
+# This should be after the eSpooler vars macro to ensure the users
+# custom vars override our default ones.
+#
+[include dc_espooler_hw.cfg]
+
+###########################################################################
+# Macro to actuate the correct DC motor for the gate being unloaded
+#
+# Easiest integration is to set this in mmu_parameters.cfg:
+#
+#  eSpooler_start_macro: MMU_ESPOOLER_START
+#
+[gcode_macro MMU_ESPOOLER_START]
+gcode:
+    _MMU_ESPOOLER_CTL {rawparams}
+
+    # Param hints UI
+    {% set dummy = None if True else "
+    {% set d = params.GATE|default(current_gate)|int %}
+    {% set d = params.SCALE|default(cfg_scale)|float %}
+    {% set d = params.TIMEOUT|default(default_timeout)|float %}
+    " %} # End param hints for UI
+
+
+###########################################################################
+# Macro to stop the DC eSpooler motor
+#
+# Easiest integration is to set this in mmu_macro_vars.cfg:
+#
+#  eSpooler_stop_macro: MMU_ESPOOLER_STOP
+#
+[gcode_macro MMU_ESPOOLER_STOP]
+gcode:
+    _MMU_ESPOOLER_CTL {rawparams} SPEED={0}
+
+    # Param hints UI
+    {% set dummy = None if True else "
+    {% set d = params.GATE|default(current_gate)|int %}
+    " %} # End param hints for UI
+
+###########################################################################
+# Macro to control the DC eSpooler motor
+#
+# Used by both the start and stop eSpooler macros
+#
+[gcode_macro _MMU_ESPOOLER_CTL]
+gcode:
+    {% set vars = printer["gcode_macro _MMU_ESPOOLER_VARS"] %}
+    {% set current_gate = printer['mmu'].gate %}
+    {% set gate = params.GATE|default(current_gate)|int %}
+    {% set step_speed = params.STEP_SPEED|default(-1)|float %}
+    {% set expected_distance = params.MAX_DISTANCE|default(-1)|float %}
+    {% set homing_move = params.HOMING_MOVE|default(0)|int %}
+    {% set speed = params.SPEED|default(-1)|float %}
+    {% set pin_prefix = vars.pin_prefix %}
+    {% set pin = ('%s_rwd_%d' % (pin_prefix, gate)) if printer['output_pin %s_rwd_%d' % (pin_prefix, gate)] else None %}
+    {% set en_pin = ('%s_en_%d' % (pin_prefix, gate)) if printer['output_pin %s_en_%d' % (pin_prefix, gate)] else None %}
+    {% set pin_cfg = ('output_pin %s' % pin) if pin else None %}
+    {% set pwm = (printer.configfile.settings[pin_cfg].scale) if pin_cfg else False %}
+    {% set default_timeout = vars.default_timeout %}
+    {% set timeout = params.TIMEOUT|default(default_timeout)|float %}
+
+    # Convert speed
+    {% if speed < 0 and step_speed >= 0 %}
+        # determine speed from step speed
+        {% if not pwm %}
+            # TODO: something special for long slow (tbd) moves? 
+            #       delayed start so it runs after the stepper has run for a little bit?
+            #       or just don't run on long slow moves?
+            {% set speed = 1 %}
+        {% elif step_speed > vars.max_step_speed %}
+            {% set speed = 1 %}
+        {% else %}
+            {% set speed = (step_speed / vars.max_step_speed) ** vars.step_speed_exponent %}
+        {% endif %}
+    {% elif speed < 0 %}
+        {% set speed = 1 %}
+    {% endif %}
+
+    {% if gate < 0 %}
+        RESPOND TYPE=error MSG="No active gate. Cannot start espooler."
+    {% elif not pin %}
+        RESPOND TYPE=error MSG="{pin_cfg} does not exist. Cannot start espooler."
+    {% elif expected_distance >= 0 and expected_distance < vars.min_distance %}
+        MMU_LOG DEBUG=1 MSG="Travel distance ({expected_distance}) is shorter than the configured min distance ({vars.min_distance}). Ignoring espooler activation."
+    {% else %}
+        MMU_LOG DEBUG=1 MSG="Setting espooler {pin} to {speed}"
+        {% set cfg_scale = printer.configfile.settings[pin_cfg].scale|default(1)|float %}
+        {% set scale = params.SCALE|default(cfg_scale)|float %}
+        {% if en_pin and speed > 0 %}
+            SET_PIN PIN="{en_pin}" value="{1}"
+        {% endif %}
+
+        SET_PIN PIN="{pin}" value="{speed * cfg_scale * scale}"
+
+        {% if timeout > 0 and speed > 0 and printer[pin_cfg].value == 0 %}
+            UPDATE_DELAYED_GCODE ID=mmu_espooler_timeout DURATION={timeout}
+        {% elif speed == 0 %}
+            # Cancel delayed gcode...if all are turned off
+            {% set values = [] %}
+            {% for igate in (vars.espooler_gates) %}
+                {% set value = printer['output_pin %s_rwd_%d' % (pin_prefix, igate)].value %}
+                {% set value = 0 if (igate == gate or value == 0) else value %}
+                {% set d = values.append(value) %}
+            {% endfor %}
+            {% if values|sum == 0 %}
+                UPDATE_DELAYED_GCODE ID=mmu_espooler_timeout DURATION=0
+            {% endif %}
+        {% endif %}
+
+        {% if en_pin and speed == 0 %}
+            SET_PIN PIN="{en_pin}" value="{0}"
+        {% endif %}
+    {% endif %}
+
+###########################################################################
+# Delayed gcode to run on startup to identify all the eSpoolers which
+# will be used after espooler timeout to ensure all eSpoolers have
+# stopped.
+#
+[delayed_gcode mmu_espooler_startup]
+initial_duration: 1.
+gcode:
+    {% set vars = printer["gcode_macro _MMU_ESPOOLER_VARS"] %}
+    {% set pin_prefix = vars.pin_prefix %}
+    {% set pin_cfg_prefix = 'output_pin %s_rwd_' % pin_prefix %}
+    {% set espooler_gates = [] %}
+    {% for key in printer %}
+        {% if key.startswith(pin_cfg_prefix) %}
+            {% set gate = key | replace(pin_cfg_prefix, '') | int %}
+            {% set d = espooler_gates.append(gate | string) %}
+        {% endif %}
+    {% endfor %}
+    SET_GCODE_VARIABLE MACRO=_MMU_ESPOOLER_VARS VARIABLE=espooler_gates VALUE={espooler_gates|join(',')}
+
+###########################################################################
+# Delayed gcode to stop all eSpooler after timeout. This is used as a 
+# failsafe (unless explicitly disabled by setting a timeout of 0) to ensure
+# the eSpoolers do not run indefinitely.
+#
+[delayed_gcode mmu_espooler_timeout]
+gcode:
+    {% set vars = printer["gcode_macro _MMU_ESPOOLER_VARS"] %}
+    {% for gate in (vars.espooler_gates) %}
+        MMU_ESPOOLER_STOP GATE={gate}
+    {% endfor %}

printer_data/config/mmu-20241207_235252/addons/dc_espooler_hw.cfg

@@ -0,0 +1,75 @@
+###########################################################################################
+# Define the pins for DC motor based eSpooler. Create a section for each gate of your MMU.
+#
+# With pwm enabled, setting the scale parameter (between 0.0 and 1.0) to adjust the top
+# speed of the eSpooler.
+#
+# Some setups may require an "enable" pin to activate the motor driver. Uncomment those
+# pins as needed for each gate.
+#
+# See https://www.klipper3d.org/Config_Reference.html#output_pin
+#
+
+##################
+# Gate 0 eSpooler
+#
+
+# Rewind pin
+[output_pin _mmu_dc_espooler_rwd_0]
+pin: mmu:MMU_DC_MOT_1_A
+value: 0
+pwm: True
+scale: 1
+
+# Enable pin
+[output_pin _mmu_dc_espooler_en_0]
+pin: mmu:MMU_DC_MOT_1_EN
+value: 0
+
+##################
+# Gate 1 eSpooler
+#
+
+# Rewind pin
+[output_pin _mmu_dc_espooler_rwd_1]
+pin: mmu:MMU_DC_MOT_2_A
+value: 0
+pwm: True
+scale: 1
+
+# Enable pin
+[output_pin _mmu_dc_espooler_en_1]
+pin: mmu:MMU_DC_MOT_2_EN
+value: 0
+
+##################
+# Gate 2 eSpooler
+#
+
+# Rewind pin
+[output_pin _mmu_dc_espooler_rwd_2]
+pin: mmu:MMU_DC_MOT_3_A
+value: 0
+pwm: True
+scale: 1
+
+# Enable pin
+[output_pin _mmu_dc_espooler_en_2]
+pin: mmu:MMU_DC_MOT_3_EN
+value: 0
+
+##################
+# Gate 3 eSpooler
+#
+
+# Rewind pin
+[output_pin _mmu_dc_espooler_rwd_3]
+pin: mmu:MMU_DC_MOT_4_A
+value: 0
+pwm: True
+scale: 1
+
+# Enable pin
+[output_pin _mmu_dc_espooler_en_3]
+pin: mmu:MMU_DC_MOT_4_EN
+value: 0

printer_data/config/mmu-20241207_235252/addons/mmu_erec_cutter.cfg

@@ -0,0 +1,89 @@
+# Include servo hardware definition separately to allow for automatic upgrade
+[include mmu_erec_cutter_hw.cfg]
+
+###########################################################################
+# Optional EREC Filament Cutter Support
+#
+# https://github.com/kevinakasam/ERCF_Filament_Cutter
+# 
+# This is the supplementary macro to support filament cutting at the MMU
+# on a ERCF design.
+#
+# To configure:
+# 1. Add this to your printer.cfg:
+#
+#   [include mmu/addons/mmu_erec_cutter.cfg]
+#
+# 2. In mmu_macro_vars.cfg, change this line:
+#
+#   variable_user_post_unload_extension : "EREC_CUTTER_ACTION"
+#
+# 3. Tune the servo configuration and macro "variables" below
+#
+
+# EREC CUTTER CONFIGURATION -----------------------------------------------
+#   (addons/mmu_erec_cutter.cfg)
+#
+[gcode_macro _EREC_VARS]
+description: Empty macro to store the variables
+gcode: # Leave empty
+
+# These variables control the servo movement
+variable_servo_closed_angle   : 70	; Servo angle for closed postion with bowden aligned MMU
+variable_servo_open_angle     : 10	; Servo angle to open up the cutter and move bowden away from MMU
+variable_servo_duration       : 1.5	; Time (s) of PWM pulse train to activate servo
+variable_servo_idle_time      : 1.8	; Time (s) to let the servo to reach it's position
+
+# Controls for feed and cut lengths
+variable_feed_length          : 48	; Distance in mm from gate parking position to blade (ERCFv1.1: 58, v2/other: 48)
+variable_cut_length           : 10	; Amount in mm of filament to cut
+variable_cut_attempts         : 1	; Number of times the cutter tries to cut the filament
+
+
+###########################################################################
+# Macro to perform the cutting step. Designed to be included to the
+# _MMU_POST_UNLOAD step
+#
+[gcode_macro EREC_CUTTER_ACTION]
+description: Cut off the filament tip at the MMU after the unload sequence is complete
+gcode:
+    {% set vars = printer["gcode_macro _EREC_VARS"] %}
+
+    _CUTTER_OPEN
+    _MMU_STEP_MOVE MOVE={vars.feed_length + vars.cut_length}
+    {% for i in range(vars.cut_attempts - 1) %}
+        _CUTTER_CLOSE
+        _CUTTER_OPEN
+    {% endfor %}
+    _MMU_STEP_MOVE MOVE=-1
+    _CUTTER_CLOSE
+    _MMU_EVENT EVENT="filament_cut"	# Count as one cut for consumption counter
+
+    _MMU_STEP_SET_FILAMENT STATE=2	# FILAMENT_POS_START_BOWDEN
+    _MMU_STEP_UNLOAD_GATE		# Repeat gate parking move
+    _MMU_M400				# Wait on both move queues
+
+[gcode_macro _CUTTER_ANGLE]
+description: Helper macro to set cutter servo angle
+gcode:
+    {% set angle = params.ANGLE|default(0)|int %}
+    SET_SERVO SERVO=cut_servo ANGLE={angle}
+
+[gcode_macro _CUTTER_CLOSE]
+description: Helper macro to set cutting servo the closed position
+gcode:
+    {% set vars = printer["gcode_macro _EREC_VARS"] %}
+    SET_SERVO SERVO=cut_servo ANGLE={vars.servo_closed_angle} DURATION={vars.servo_duration}
+    G4 P{vars.servo_idle_time * 1000}
+    RESPOND MSG="EREC Cutter closed"
+    M400
+
+[gcode_macro _CUTTER_OPEN]
+description: Helper macro to set cutting servo the open position
+gcode:
+    {% set vars = printer["gcode_macro _EREC_VARS"] %}
+    SET_SERVO SERVO=cut_servo ANGLE={vars.servo_open_angle} DURATION={vars.servo_duration}
+    G4 P{vars.servo_idle_time * 1000}
+    RESPOND MSG="EREC Cutter open"
+    M400
+

printer_data/config/mmu-20241207_235252/addons/mmu_erec_cutter_hw.cfg

@@ -0,0 +1,10 @@
+
+##########################################################################################
+# The servo hardware configuration. Change the values to your needs.
+# 
+[mmu_servo cut_servo]
+pin: mmu:PA7			# Extra Pin on the ERCF easy Board
+maximum_servo_angle: 180	# Set this to 60 for a 60° Servo
+minimum_pulse_width: 0.0005	# Adapt these for your servo
+maximum_pulse_width: 0.0025	# Adapt these for your servo
+