ECMO VMC100 Retrofit with Carousel/Toolchanger

You might want to insert the carousel in one of these loops.
(depending on the style of the toolchanger)

Often you will have
This is not always the case, though.
The tool-prep handshake is typically used with random toolchangers, where there is a tool swapper. If you need to put away the current tool first, then tol-prep will be looped, and the logic will be in the tool-change handshake.

You should probably toggle "tool changed" from your tool-change ngc file. That ensures that the system stops if there is a failure in the tool change routine.

You can link both sense0 and strobe with something like:

Though I think that strobe defaults to high, so can often be left unconnected.

Maybe the real sensors have a different polarity to your bench test setup?
Halscope should help understand what is going on, if you scope the inputs and the carousel.0.state (with reference to:
github.com/LinuxCNC/linuxcnc/blob/2.9/sr...s/carousel.comp#L309