![]() ![]() Automated in-band software flow control using programmable Xon/Xoff in both directions.Automated out-of-band flow control using CTS/RTS and DSR/DTR.Native single-Chip, single lane PCI Express.128-byte deep FIFO per transmitter and receiver.Selectable power output on pin 9 for the serial port.Includes half-height/low profile mounting bracket.Compliant with PCI Express base specifications revision 1.0a.Two high speed RS232 serial ports with support for data transfer rates up to 460.8 Kbps.Plus, the serial card includes an optional half-height/low profile bracket that allows the card to be installed in any PCI Express slot, regardless of the size of the computer case. The RS232 Serial Adapter Card (PEX2S553) is compatible with a broad range of operating systems including Windows® 2000/XP/2003/Vista™/Windows 7/Server 2008 R2 (32 and 64 bit), Linux Kernel 2.6.11 and up, and MAC OS 10.4 and above. Based on a native single chip design (no bridge chip), this 2-port serial adapter card allows you to harness the full capability offered by PCI Express (PCIe), and reducing the load applied to the CPU by as much as 48% over conventional serial cards. The PEX2S553 PCI Express serial card lets you turn a PCI Express slot into 2 RS232 (DB9) serial ports.
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