Einsy Rambo (main MCU) to run 3MS Steppers

[3DCoded]

Controller Information:

• Einsy Rambo
• Pinout
• Generic Klipper config

Important information:
For the Prusa MK3S+, the Einsy Rambo is still the main MCU, but could be used to run the 3MS steppers, while the SKR Mini E3 V2 is used to run the printer's steppers (quieter operation)

[3DCoded]

This setup has now been tested enough to consider it no longer experimental. This is still an expert only modification and documentation will be provided soon.

[3DCoded]

This setup has been tested for around 150 hours, and documentation is now complete.