The Cyclone4GX is a PCI compatible expansion or extension cable. It features a single 3V3 power supply, a high-density connector on the the bottom side, an on-board crystal osciallator and medium density connectors. It offers up to 10 Mbytes/sec transfer rate in one random read or write access.
The product is peripheral to host wake up support. It is also a remote host to peripheral power on support. There also have 53 LVTTL 3V3 digital I/O user channels that are featured in this item. Each of them contains free sense, drive, bi-directional, and tri-state capabilities.