I believe RDLC-V26.01.13 is the correct firmware for U-axis rotary engraving. In the Rotary Setup window in LightBurn, you will still need to select ‘Y’ as your rotary axis, and the controller should handle transferring commands to U.
I believe RDLC-V26.01.13 is the correct firmware for U-axis rotary engraving. In the Rotary Setup window in LightBurn, you will still need to select ‘Y’ as your rotary axis, and the controller should handle transferring commands to U.