Stage 05: Firmware (Marlin)

Open the Configuration.h file.

Set extruder count to 2.

Uncomment SWITCHING_NOZZLE

Set SWITCHING_NOZZLE_SERVO_ANGLES to 175 and 10. You may need to adjust this later on when fine-tuning your setup.

Set the nozzle offset for the switching hotends.

HOTEND_OFFSET_X { 0.0, 28.00 }

Set the thermistors (OLD):

Low temp (white cable) - set as 1

High temp (blue or white cable) - set as 66

Ignore 560 in the image.

NEW 2024 Thermistor:

As of 2024, both sides are high temp 300C sides with the same type of thermistor. If you received your kit in 2024 then set the thermistor value to 5

Set z-probe for homing.

Define nozzle/probe offset.

{39.5, 32, 0}

Probe Pins:

As mentioned before, in the wiring diagram, the probe's black cable needs to be connected to a digital signal pin on your control board. You can set this pin number by entering the following into either your configurtion.h file or directly into your boards pins.h file.

In lib/src/pins/...your control board

Here, the Z_MIN_PROBE_PIN is pointing to pin 4.

Similarly, in the wiring diagram, the servos orange cable needs to be connected to a digital signal pin on your control board. You can set this pin number by entering the following into either your configurtion.h file or directly into your boards pins.h file.

In lib/src/pins/...your control board

Here, the SERVO0_PIN is pointing to pin 5.

Set NUM_SERVOS 1

Set servo delay to 300.

Make sure that DEACTIVATE_SERVOS_AFTER_MOVE is activated (has the two dashes in front of it removed).

Also activate EDITABLE_SERVO_ANGLES