Adds two RS-232 serial ports and one parallel port to a PCI Express enabled system

• On chip 256 byte depth FIFO buffers in transmit, receive path of each serial port
• Even, odd, none, space and mark parity
• 5, 6, 7, 8 and 9-bit serial format
• Hardware and software flow control
• Full serial modem control
• Single-lane (X1) PCI Express end-point controller with PHY integrated
• Compatible with IEEE 1284 -1994 parallel port standard for SPP/Byte/ECP Mode
• Compliant with PCI Express 2.0 Gen 1
• 16C650 UART serial port with data transfer rate up to 250Kbps
• Easily adds two serial ports and one parallel port through an available PCI Express slot