1. Compliant with PCI Local Bus specification (Revision 2.1) 33 MHz / 32-bit operation.
2. Provides 1 standard 9-pin Serial Portsù?Provides 1 standard 25-pin Parallel Port
3. PCI based dual-channel high performance UART with enhanced bi-directional parallel controller
4. Offers 16-byte transmit and receive FIFO for each UART channel and 16-byte FIFO for printer channel
5. Modem control signals