SUPREME CO.
IOFX CARD
| 
 Card Type  | 
 Multi-I/O card  | 
| 
 Chip Set  | 
 Unidentified  | 
| 
 Maximum Onboard Memory  | 
 Unidentified  | 
| 
 I/O Options  | 
 Floppy drive interface, game port, parallel port, serial ports (2)  | 
| 
 Hard Drives supported  | 
 None  | 
| 
 Floppy drives supported  | 
 Two 360KB drives  | 
| 
 Data Bus  | 
 8-bit ISA  | 
| 
 Card Size  | 
 Full-length  | 
| 
 CONNECTIONS  | |||
| 
 Function  | 
 Label  | 
 Function  | 
 Label  | 
| 
 Serial port 1  | 
 J1  | 
 Game port  | 
 J4  | 
| 
 Serial port 2  | 
 J2  | 
 34-pin cable connector - floppy drive  | 
 J5  | 
| 
 25-pin parallel port  | 
 J3  | ||
| 
 PARALLEL PORT ADDRESS SELECTION  | |
| 
 Setting  | 
 Position  | 
| 
 LPT1  | 
 P1/pins 17 & 18 closed  | 
| 
 LPT2  | 
 P1/pins 19 & 20 closed  | 
| 
 LPT3  | 
 P1/pins 21 & 22 closed  | 
| 
 SERIAL PORT 1 ADDRESS & INTERRUPT SELECTION  | ||
| 
 Setting  | 
 IRQ  | 
 Position  | 
| 
 COM1 (3F8h-3FFh)  | 
 IRQ4  | 
 P1/pins 1 & 2,3 & 4 closed  | 
| 
 COM3 (388h-33Fh)  | 
 IRQ2  | 
 P1/pins 9 & 10,11 & 12 closed  | 
| 
 SERIAL PORT 2 ADDRESS & INTERRUPT SELECTION  | ||
| 
 Setting  | 
 IRQ  | 
 Position  | 
| 
 COM2 (2F8h-2FFh)  | 
 IRQ3  | 
 P1/pins 5 & 6,7 & 8 closed  | 
| 
 COM4 (238h-23Fh)  | 
 IRQ5  | 
 P1/pins 13 & 14,15 & 16 closed  |