BOCA RESEARCH, INC. IOAT43 Card Type MULTI I/O Chipset Controller National Semiconductor I/O Options Parallel port, Serial port (2) Maximum DRAM N/A [Image] CONNECTIONS Purpose Location Purpose Location Serial port 2 J1 Serial port 1 J2 Parallel port J3 PARALLEL PORT BASE I/O ADDRESS SELECTION Address J5/C LPT1 Pins 1 & 2 closed LPT2 Pins 2 & 3 closed SERIAL PORT 1 BASE I/O ADDRESS SELECTION Address J5/A COM1 Pins 1 & 2 closed COM3 Pins 2 & 3 closed SERIAL PORT 2 BASE I/O ADDRESS SELECTION Address J5/B COM2 Pins 1 & 2 closed COM4 Pins 2 & 3 closed PARALLEL PORT INTERRUPT SELECTION IRQ J5/D » 7 Pins 2 & 3 closed 5 Pins 1 & 2 closed SERIAL PORT 1 INTERRUPT SELECTION IRQ J5/E pins 1 J5/F pins 1 J5/G pins 1 J5/H pins 1 & & 2 & 2 & 2 2 » 4 Open Closed Open Open 3 Closed Open Open Open 5 Open Open Closed Open 9 Open Open Open Closed SERIAL PORT 2 INTERRUPT SELECTION IRQ J5/E pins 2 J5/F pins 2 J5/G pins 2 J5/H pins 2 & & 3 & 3 & 3 3 » 3 Closed Open Open Open 4 Open Closed Open Open 5 Open Open Closed Open 9 Open Open Open Closed