@MetaRipper Not sure which drives the controller uses internally, but in case they use a known protocol or step/dir input, you probably can go this route as well by using a mesa card. https://t.co/5aRjpKft7g
@MetaRipper Your best bet is to get your hands on some open hardware AC-servo drives: https://t.co/IaHLSjYMOY or to figure out how to control those proprietary Siemens controllers.