PCI Express Pcie PCI-E 2-Port Serial RS-232 RS232 COM DB9 Card Adapter Converter
Provides two DB9 RS232 ports. Supports RS232, RS485 & RS422 modes. Serial Port On Chip 256 Byte depth FIFOs in Transmit, Receive path of each Serial Port. Serial Port transceiver shutdown support. 5, 6, 7, 8 and 9-bit Serial format Support.