Rear I/O: Supports 9-Bit Data Mode and is available in 2 or 4 ports, this board will work with any serial line interface present in the front Titan/cPCI. It includes multi-strike surge protection on every pin, every port.

Two or four asynchronous RS-232, and/or RS-485/422 serial ports

Supports data communications speeds up to 1.8342 Mbps

16C2850 UARTs control each port providing 128 bytes of TxD/RxD FIFO buffers

Supports three RS-485 modes: Full Duplex, Half Duplex with auto TxD echo cancellation, Multi-drop Slave