PXI Firewire (IEEE 1394) Module—The PXI‑8252 is an IEEE 1394a interface for PXI/CompactPCI that operates natively in Windows and real-time OSes. The PXI‑8252 acquires data from cameras through three IEEE 1394a camera input ports to power up to four cameras. Hubs connected to any of the ports allow acquisition from many more cameras.