MMU.cfg

[mcu mmu]
serial: /dev/serial/by-id/usb-1a86_USB_Serial-if00-port0
restart_method: command

[extruder_stepper mmu1]
extruder:
step_pin: mmu:PB9
dir_pin: mmu:PC2
enable_pin: !mmu:PC3
microsteps: 16
rotation_distance: 22.878356

[extruder_stepper mmu2]
extruder:
step_pin: mmu:PB7
dir_pin: mmu:PB8
enable_pin: !mmu:PC3
microsteps: 16
rotation_distance: 22.878356

# [stepper_z]
# step_pin: PB5
# dir_pin: !PB6
# enable_pin: !PC3
# microsteps: 16

[gcode_macro MMU_var]
variable_tool: 9
variable_loaded: 1
gcode:

[gcode_macro T0]
gcode:
  {% if printer["gcode_macro MMU_var"].tool != 0 %}
    SET_GCODE_VARIABLE MACRO=MMU_var VARIABLE=loaded VALUE=0
    {% if printer["gcode_macro MMU_var"].loaded == 0 %}
      UNLOAD
    {% endif %}
  SYNC_EXTRUDER_MOTION EXTRUDER=mmu1 MOTION_QUEUE=extruder
  SYNC_EXTRUDER_MOTION EXTRUDER=extruder MOTION_QUEUE=extruder
  SYNC_EXTRUDER_MOTION EXTRUDER=mmu2 MOTION_QUEUE=
  SET_GCODE_VARIABLE MACRO=MMU_var VARIABLE=tool VALUE=0
    {% if printer["gcode_macro MMU_var"].loaded == 0 %}
      LOAD
      SET_GCODE_VARIABLE MACRO=MMU_var VARIABLE=loaded VALUE=1
    {% endif %}
  {% endif %}

[gcode_macro T1]
gcode:
  {% if printer["gcode_macro MMU_var"].tool != 1 %}
    SET_GCODE_VARIABLE MACRO=MMU_var VARIABLE=loaded VALUE=0
    {% if printer["gcode_macro MMU_var"].loaded == 0 %}
      UNLOAD
    {% endif %}
    SYNC_EXTRUDER_MOTION EXTRUDER=mmu1 MOTION_QUEUE=
    SYNC_EXTRUDER_MOTION EXTRUDER=extruder MOTION_QUEUE=extruder
    SYNC_EXTRUDER_MOTION EXTRUDER=mmu2 MOTION_QUEUE=extruder
    SET_GCODE_VARIABLE MACRO=MMU_var VARIABLE=tool VALUE=1
    {% if printer["gcode_macro MMU_var"].loaded == 0 %}
      LOAD
      SET_GCODE_VARIABLE MACRO=MMU_var VARIABLE=loaded VALUE=1
    {% endif %}
  {% endif %}

[gcode_macro LOAD]
gcode:
  #{% for i in range(1, 91 + 85) %}
  G91
  G0 E1760 F600
  #{% endfor %}

[gcode_macro UNLOAD]
gcode:
  #{% for i in range(1, 91 + 85) %}
  G91
  G0 E-1760 F600
  #{% endfor %}