Dolphin peripherals, llc. Fastisa-4021 Card Type Serial card Chip Set Startech Maximum Onboard Memory None I/O Options Serial port Data Bus 16-bit ISA Floppy drives supported None [Image] CONNECTIONS Function Location 25-pin serial port S1 SERIAL PORT 1 ADDRESS SELECTION COM JP1/1 JP1/2 JP1/3 JP1/4 JP1/5 JP1/6 JP1/7 JP1/8 » COM1(3F8h) Closed Open Open Open Open Open Open Open COM2(2F8h) Open Closed Open Open Open Open Open Open COM3(3E8h) Open Open Closed Open Open Open Open Open COM4(2E8h) Open Open Open Closed Open Open Open Open COM5(3F0h) Open Open Open Open Closed Open Open Open COM6(3E0h) Open Open Open Open Open Closed Open Open COM7(2E0h) Open Open Open Open Open Open Closed Open COM8(260h) Open Open Open Open Open Open Open Closed SERIAL PORT 1 INTERRUPT SELECTION IRQ JP2/A JP2/B JP2/C JP2/D JP2/E JP2/F JP2/G JP2/H JP2/I IRQ3 Closed Open Open Open Open Open Open Open Open » IRQ4 Open Closed Open Open Open Open Open Open Open IRQ5 Open Open Closed Open Open Open Open Open Open IRQ7 Open Open Open Closed Open Open Open Open Open IRQ9 Open Open Open Open Closed Open Open Open Open IRQ10 Open Open Open Open Open Closed Open Open Open IRQ11 Open Open Open Open Open Open Closed Open Open IRQ12 Open Open Open Open Open Open Open Closed Open IRQ15 Open Open Open Open Open Open Open Open Closed