Model NI 6534 transfers 8-, 16-, or 32-bit data at 80 Mbyte/sec using pattern or handshaking I/O (latter of which works in 6 modes). It gathers/broadcasts data on 32 lines of 5 V/TTL digital I/O when prompted by start/stop trigger signal or change detection circuitry. Twin independent data paths enjoy 32 Mbyte onboard memory apiece. Device plugs into PCI or PXI/CompactPCI slot. Driver software is included.