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 |