AQUARIUS SYSTEMS, INC.
AT BUS I/O
| 
 
  | |
| 
 Data bus:  | 
 16-bit ISA  | 
| 
 Size:  | 
 Half-length, full-height card  | 
| 
 Hard drive supported:  | 
 Two IDE(AT) drives  | 
| 
 Floppy drives supported:  | 
 Two 360KB, 720KB, 1.2MB, or 1.44MB drives  | 
| 
 CONNECTIONS  | |
| 
 Function  | 
 Location  | 
| 
 40-pin IDE(AT) connector  | 
 J1  | 
| 
 10-pin serial port 2 - internal  | 
 J2  | 
| 
 9-pin serial port 1 - external  | 
 J3  | 
| 
 25-pin parallel port - external  | 
 J4  | 
| 
 34-pin cable connector - floppy drive  | 
 J5  | 
| 
 2-pin connector - drive active LED  | 
 J10  | 
| 
 USER CONFIGURABLE SETTINGS  | ||
| 
 Function  | 
 Location  | 
 Setting  | 
| 
 Floppy transfer rate is 300 KB/s  | 
 J6  | 
 closed  | 
| 
 Floppy transfer rate is 250 KB/s  | 
 J6  | 
 open  | 
| 
 IOCHRDY signal enabled  | 
 JP1  | 
 closed  | 
| 
 IOCHRDY signal disabled  | 
 JP1  | 
 open  | 
| 
 Floppy drive interface enabled  | 
 JP3  | 
 closed  | 
| 
 Floppy drive interface disabled  | 
 JP3  | 
 open  | 
| 
 IDE(AT) interface IRQ14 enabled  | 
 J9  | 
 pins 1 & 2 closed  | 
| 
 IDE(AT) interface disabled  | 
 J9  | 
 pins 2 & 3 closed  | 
| 
 PARALLEL PORT ADDRESS SELECTION  | ||
| 
 LPT  | 
 JP6/5  | 
 JP6/6  | 
| 
 LPT1 (378h)  | 
 closed  | 
 open  | 
| 
 LPT2 (278h)  | 
 open  | 
 closed  | 
| 
 SERIAL PORT 1 ADDRESS SELECTION  | ||
| 
 COM  | 
 JP6/1  | 
 JP6/3  | 
| 
 COM1 (3F8h)  | 
 closed  | 
 open  | 
| 
 COM1 (3E8h)  | 
 open  | 
 closed  | 
| 
 SERIAL PORT 2 ADDRESS SELECTION  | ||
| 
 COM  | 
 JP6/2  | 
 JP6/4  | 
| 
 COM2 (2F8h)  | 
 closed  | 
 open  | 
| 
 COM2 (2E8h)  | 
 open  | 
 closed  | 
| 
 SERIAL PORT 1 INTERRUPT SELECTION  | |||
| 
 IRQ  | 
 JP2/1  | 
 JP2/2  | 
 JP2/3  | 
| 
 IRQ4  | 
 closed  | 
 open  | 
 open  | 
| 
 IRQ5  | 
 open  | 
 closed  | 
 open  | 
| 
 IRQ9  | 
 open  | 
 open  | 
 closed  | 
| 
 SERIAL PORT 2 INTERRUPT SELECTION  | |||
| 
 IRQ  | 
 JP2/4  | 
 JP2/5  | 
 JP2/6  | 
| 
 IRQ3  | 
 closed  | 
 open  | 
 open  | 
| 
 IRQ5  | 
 open  | 
 open  | 
 closed  | 
| 
 IRQ9  | 
 open  | 
 closed  | 
 open  | 
| 
 PARALLEL PORT INTERRUPT SELECTION  | ||
| 
 IRQ  | 
 JP2/7  | 
 JP2/8  | 
| 
 IRQ5  | 
 closed  | 
 open  | 
| 
 IRQ7  | 
 open  | 
 closed  |