DOLPHIN PERIPHERALS, LLC. FASTISA-4022 Card Type Serial card Chip Set Unidentified I/O Options Serial port Data Bus 16-bit ISA [Image] CONNECTIONS Function Label Serial port S1 SERIAL PORT ADDRESS SELECTION Setting JP1 » 3F8 Pins 1 & 2 closed 2F8 Pins 3 & 4 closed 3E8 Pins 5 & 6 closed 2E8 Pins 7 & 8 closed 3F0 Pins 9 & 10 closed 3E0 Pins 11 & 12 closed 2E0 Pins 13 & 14 closed 260 Pins 15 & 16 closed SERIAL PORT INTERRUPT SELECTION IRQ JP2 3 Pins 1 & 2 closed » 4 Pins 3 & 4 closed 5 Pins 5 & 6 closed 7 Pins 7 & 8 closed 9 Pins 9 & 10 closed 10 Pins 11 & 12 closed 11 Pins 13 & 14 closed 12 Pins 15 & 16 closed 15 Pins 17 & 18 closed SERIAL PORT CLOCK SPEED SELECTION Speed JP3 » 1.8432MHz Pins 1 & 2 closed 3.6864MHz Pins 3 & 4 closed 7.3728MHz Pins 5 & 6 closed