- PCI Express bus 2.0 compliant - Speeds up to 921.6 kbps for extremely fast data transmission - Supports any baud rate setting - 4 x RS- 232/422/485 ports - Operating systems supported: Windows 2000/XP/Vista/7, Linux 2.4/ 2.6/ 3.x.x, QNX6.5 and Vxworks - XR17V354 UART with 256-byte FIFOs - PCI Express bus 2.0 compliant - Speeds up to 921.6 kbps for extremely fast data transmission - Supports any baud rate setting - 4 x RS-232 or RS- 232/422/485 ports - Operating systems supported: Windows 7/8/10, and Linux. - XR17V354 UART with 256-byte FIFOs