StarTech 2S1P Native PCI Express Parallel Serial Combo Card with 16550 UART

Let the PEX2S5531P 2S1P PCI Express Card be the cornerstone of your computer's connectivity, expertly engineered to transform a single PCI Express slot into two RS232 (DB9) serial ports and one Parallel port. This high-quality, durable card boasts a native PCI Express single-chip design, which not only taps into the full potential of PCI Express with enhanced speed and reliability but also significantly reduces CPU load by up to 48% compared to conventional bridge-chip serial cards.

The innovative 2S1P card is compatible with a wide array 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, ensuring seamless integration into your existing setup. With its user-friendly features, this card includes an optional low profile/half-height bracket, making it a versatile solution for any computer case, regardless of size.

Experience reliable performance with two high-speed RS232 serial ports capable of data transfer rates up to 460.8 Kbps and a parallel port that supports up to 1.5 Mbps. Compliant with PCI Express base specifications revision 1.0a, this card is equipped with a 128-byte deep FIFO per transmitter and receiver, and it can be configured in 5V, 12V, and RI (non-powered) modes for added flexibility.

The PEX2S5531P card also offers selectable power output on pin 9 for the serial port and features automated out-of-band flow control using CTS/RTS and DSR/DTR, as well as in-band flow control with programmable Xon/Xoff in both directions. This ensures smooth and efficient operation of connected devices.

This innovative solution is not just about performance; it's also about ease of installation and use. The card comes with full step-by-step instructions, saving you time and hassle during setup. Whether you're integrating self-service automated machines, enhancing POS retail systems, optimizing bank teller workstations, or controlling multiple surveillance cameras, the PEX2S5531P card provides the reliable, high-quality connectivity you need for your serial and parallel devices.