Pcie to Serial Ports RS232 Interface PCI-E PCI

Specification: comply with pci express revision 1.1 operating system: for windows10 / 8 / 7 / xp / 200 / 2003-2008 32 / 64bit, linux & mac, doc, etc driver download address: compliant with industry standard 16c450/16c550 uart built-in 256-byte fifo and built-in h/w, s/w flow control function on the chip the data transmission rate of each serial port can reach 250kbps baud rate: 50 bps to 250 kbps serial communication parameters data bits: 5, 6, 7, 8 stop bits: 1, 1.5, 2 parity: none, even, odd, space, mark flow control: rts/cts, xon/xoff i/o address: assigned by bios irq: assigned by bios serial signal rs-232: txd, rxd, rts, cts, dtr, dsr, dcd, gnd colour: black material: pcb size: 12cm package contents: 1 x adapter