By comparison, this is 33% more LoC than a BWR/PWR nuclear reactor (Monte Carlo method / quadruple integral (⨌) equivalent) simulator product formerly known as CORETRAN-01.
A lot of scientific control system apps get built with LabVIEW or Agilent VEE. If it makes beyond the niche consultancy stage, such things are often (re)written in whatever an engineer happens to know: C, Python, Haskell, LISP, [favorite language religion here].
Edit: BTW, just came across a supposed successor to VMEbus [0] (a standard industrial data bus): VXIbus [1]
0: https://en.wikipedia.org/wiki/VMEbus#/media/File:VMEbus.jpg