The uploadable flight version is named v16500. It is a upload to v16200 . See EAG's FUSE website for more links to FUSE information pages.
Users seem interested in the diagnostic list .
There is an update, called v166 and available as a zip file . Previous versions of version webpages are still available for study. You may wish to review some development notes from the source file common.inc , in the comment block at the top of the file. There is a little information about the DPU hardware . CU has provided some FUSE scl files , which describe precise procedures for operating the detector.