The intent was to make a recordable sequencer on the Euroburo. I worked at it but found in the end, one of the modules was lacking a feature that I had thought it had.
Turns out I have a lot more to learn about this whole thing. If you come across it, beware. It might be useless to you.
This might be useful to you:
https://patchstorage.com/sandh2-sequence-a-patch-to-complement-my-video-on-sample-and-holds-as-shift-registers-and-sequencers/