Dual-Serial 2 Port + 1 Parallel Port PCI Express Card, PCIe Serial Port, Parallel Port Combo Card PCI Express Card Compatible with 16C450/16C550 UART

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About Dual-Serial 2 Port + 1 Parallel Port PCI Express

Features: 1. It is easy to allow more serial and parallel devices to be connected to your computer. 2. Two 9-pin RS-232 DB9 external serial ports and one DB 25 external parallel LPT port. 3. Complies with PCI Express Specification Revision 1.1. 4. WCH382 master chip, stable and powerful. 5. PCI Express single lane (x1) bus bandwidth 2.5 Gbps. 6. Support for DOS, Windows 8 / 7 / Vista / XP / 2000 / Server 2003-2008 32/64 bit, Linux operating system. Specifications: Compliant with PCI-Express Specification Revision 1.1 PCI-Express Single-Lane (x1) bus bandwidth 2.5Gbps Support for DOS, Windows 8 / 7 / Vista / XP / 2000 / Server 2003-2008 32/64-bit, Linux and other operating systems Parallel interface (LPT) I/O address: assigned by BIOS IRQ: Assigned by BIOS Support for SPP, PS2, EPP & ECP and mode Serial interface (RS232) Compliant with industry standard 16C450/16C550 UART The chip has a built-in 256-byte FIFO and on-chip H/W, S/W flow control function. The data transmission rate of each serial port can reach 250Kbps (customized data transmission can reach 1Mbps) Baud rate: 230.4Kbps Serial communication parameters Data bits: 5, 6, 7, 8 Stop position: 1, 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 for RS-232: TxD, RxD, RTS, CTS, DTR, DSR, DCD, GND Package List: 1 * riser card 1 * cover board 1 * serial cable