ADVANCED LOGIC RESEARCH, INC.
FLOPPY I/O CONTROLLER
|
Card Type |
Floppy drive controller |
|
I/O Options |
floppy drive interface, parallel port, serial port |
|
Floppy drives supported |
Two 360KB, 720KB, 1.2MB, or 1.44MB drives |
|
Data Bus |
8-bit ISA |
|
CONNECTIONS |
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|
Function |
Label |
Function |
Label |
|
Serial port |
CN1 |
Floppy drive interface |
CN3 |
|
Parallel port |
CN2 |
|
|
|
USER CONFIGURABLE SETTINGS |
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|
Function |
Label |
Position |
|
|
» |
Factory configured - do not alter |
E1 |
Unidentified |
|
» |
Factory configured - do not alter |
E2 |
Unidentified |
|
» |
Factory configured - do not alter |
E3 |
Unidentified |
|
» |
Factory configured - do not alter |
E4 |
Closed |
|
PARALLEL PORT ADDRESS SELECTION |
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|
Setting |
SW1/3 |
SW1/4 |
|
|
» |
LPT1 |
On |
Off |
|
|
LPT2 |
Off |
On |
|
|
Disabled |
Off |
Off |
|
SERIAL PORT ADDRESS SELECTION |
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|
Setting |
SW1/1 |
SW1/2 |
SW1/7 |
SW1/8 |
|
|
» |
COM1 |
On |
Off |
Off |
On |
|
|
COM2 |
Off |
On |
On |
Off |
|
|
Disabled |
Off |
Off |
Off |
Off |
|
PARALLEL PORT INTERRUPT SELECTION |
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|
Assignment |
Interrupt |
SW1/1 |
SW1/2 |
SW1/5 |
|
LPT1(3BCh) |
IRQ7 |
On |
Off |
Off |
|
LPT(378h) |
IRQ6 |
Off |
On |
Off |
|
LPT3(278h) |
IRQ5 |
Off |
Off |
On |
|
N/A |
Disabled |
Off |
Off |
Off |
|
SERIAL PORT INTERRUPT SELECTION |
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|
Assignment |
Interrupt |
SW1/3 |
SW1/4 |
SW1/7 |
|
COM1(3F8h) |
IRQ14 |
On |
Off |
On |
|
COM2(2F8h) |
IRQ3 |
Off |
On |
On |
|
COM3(2A0h) |
None |
Off |
On |
Off |
|
N/A |
Disabled |
Off |
Off |
Off |
|
FLOPPY DRIVE SELECTION |
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|
Function |
SW1/5 |
SW1/6 |
|
|
» |
Floppy drive enabled |
On |
On |
|
|
Floppy drive disabled |
Off |
Off |
|
|
Note : When floppy drive is enabled, switch settings control the parallel port; when disabled, the settings affect the serial port. |
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