Detailed features:
NCP-8139S-LF: PCI Bus 2-port RS-422/485 Card with Surge Protection
Specification :
PCI Bus 2-port RS-422/485 Card (RoHS compliant)
ESD Protection
Features :
16C650 compatible host engine, 32-bit and 64-bit universal PCI
Bus interface, 3.3V and 5V bus power from host slot, 32 byte
on-board FIFO and 128K byte assigned FIFO, Up to 921.6Kbps
baud rate, Full-Duplex of RS-422 and Half-Duplex RS-485
of bus transceiver (Auto RTS signal control of RS-485), DB9M
connector, Win 9x/ME/NT/2000/XP/2003/CE/ and most
Linux supported, 2.5KV peak pulse of isolation protection and
600W ESD surge protection, Standard 121mm bracket