The system is hosted in a mixed 6U/9U VME64X crate

• The HRC is a commercial slot 1 board with an Intel CPU + Linux Red Hat
• A 6U emulator board injects: FE-data (8 G-Link multimode fibers; 62.5/125; 100 meters), CK, Orbit, L1A
• The outputs of HTR also go to crate controller via VMEbus
• DAQ output of DCC is sent to HRC through S-link