The CPS-12, device number IDT80KSW0004, is a serial RapidIO switch whose functionality is central to routing packets for distribution among DSPs, processors, FPGAs, other switches, or any other S-RIO-based devices. It may also be used in serial RapidIO backplane switching. The CPS-12 supports serial RapidIO packet switching (unicast, multicast, and an optional broadcast) from any of its 12 input ports to any of its 12 output ports.