An xxc file extension is related to the Centraline COACH firmware file format.
XXC file extension - Centraline COACH firmware
What is xxc file? How to open xxc files?
File type specification:
The xxc file extension is associated with the Centraline COACH, a controlling system for heating, ventilation, and air conditioning devices.
The xxc file stores firmware data used to update controlling software in the Centraline COACH.
This xxc file type entry was marked as obsolete and no longer supported file format.
This type of file is no longer actively used and is most likely obsolete. This is typically the case for system files in old operating systems, file types from long discontinued software, or previous versions of certain file types (like documents, projects etc.) that were replaced in higher versions of their original programs.