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ercf_hardware.cfg
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## Enraged Rabbit : Carrot Feeder V1.1 hardware config file
# Values are an example for voron 2.4 with 2 SKR1.4
[mcu ercf]
serial: /dev/serial/by-id/usb-Klipper_samd21g18a_98A259133432585020312E35250902FF-if00
# Carrot Feeder 5mm D-cut shaft
[manual_stepper gear_stepper]
step_pin: ercf:PA4
dir_pin: !ercf:PA10
enable_pin: !ercf:PA2
rotation_distance: 22.67669 # Bondtech 5mm Drive Gears
gear_ratio: 80:20
microsteps: 16 # Please do not go higher than 16, this can cause 'MCU Timer too close' issues under Klipper
full_steps_per_rotation: 200 # 200 for 1.8 degree, 400 for 0.9 degree
velocity: 35
accel: 150
# Right now no pin is used for the endstop, but we need to define one for klipper. So just use a random, not used pin
endstop_pin: ^ercf:PA1 # unused pin on the Seeeduino XIAO
[tmc2209 manual_stepper gear_stepper]
# Adapt accordingly to your setup and desires
# The default values are tested with the BOM NEMA14 motor
# Please adapt those values to the motor you are using
# Example : for NEMA17 motors, you'll usually set the stealthchop_threshold to 0
# and use higher current
uart_pin: ercf:PA8
uart_address: 0
interpolate: True
run_current: 0.8
hold_current: 0.3
sense_resistor: 0.110
stealthchop_threshold: 0
[tmc2209 manual_stepper selector_stepper]
uart_pin: ercf:PA8
uart_address: 1
run_current: 0.4
hold_current: 0.2
interpolate: True
sense_resistor: 0.110
stealthchop_threshold: 5000
# Uncomment the lines below if you want to use sensorless homing for the selector
#diag_pin: ^ercf:PA7 # Set to MCU pin connected to TMC DIAG pin - move the jumper to position 2-3
#driver_SGTHRS: 75 # 255 is most sensitive value, 0 is least sensitive
# Carrot Feeder selector
[manual_stepper selector_stepper]
step_pin: ercf:PA9
dir_pin: !ercf:PB8
enable_pin: !ercf:PA11
rotation_distance: 40
microsteps: 16 # Please do not go higher than 16, this can cause 'MCU Timer too close' issues under Klipper
full_steps_per_rotation: 200 # 200 for 1.8 degree, 400 for 0.9 degree
velocity: 200
accel: 600
endstop_pin: ^ercf:PB9
#endstop_pin: tmc2209_selector_stepper:virtual_endstop
# Values are for the MG90S servo
[servo ercf_servo]
pin: ercf:PA5
maximum_servo_angle: 180
minimum_pulse_width: 0.00085
maximum_pulse_width: 0.00215
[duplicate_pin_override]
pins: ercf:PA6
# Put there the pin used by the encoder and the filament_motion_sensor
# It has to be the same pin for those 3
[filament_motion_sensor encoder_sensor]
switch_pin: ^ercf:PA6
pause_on_runout: False
detection_length: 10.0
extruder: extruder
runout_gcode: ERCF_ENCODER_RUNOUT
#[filament_switch_sensor toolhead_sensor]
#pause_on_runout: False
# filament sensor wired to the printer MCU
#switch_pin: ~huvud:PA13