UNIDENTIFIED
SNB-C042
|
Data Bus |
16-bit ISA |
|
Card Size |
Half-height, half-length |
|
Hard Drives Supported |
Two IDE(AT) devices |
|
Floppy Drives Supported |
Two 360KB, 720KB, 1.2MB, or 1.44MB drives |
|
CONNECTIONS | |||
|
Function |
Label |
Function |
Label |
|
25-pin parallel port - external |
J1 |
40-pin IDE(AT) connector |
J5 |
|
10-pin serial port 1 - internal |
J2 |
2-pin drive active LED |
J6 |
|
10-pin serial port 2 - internal |
J3 |
16-pin game port |
J7 |
|
34-pin cable connector - floppy drive |
J4 |
|
|
|
USER CONFIGURABLE SETTINGS | |||
|
Setting |
Label |
Position | |
|
Floppy drive interface enabled |
JP1/G |
Pins 1 & 2 closed | |
|
Floppy drive interface disabled |
JP1/G |
Pins 2 & 3 closed | |
|
IDE(AT) interface enabled |
JP1/H |
Pins 1 & 2 closed | |
|
IDE(AT) interface disabled |
JP1/H |
Pins 2 & 3 closed | |
|
SERIAL PORT 1 ADDRESS | |||
|
Setting |
JP1/A |
JP1/B | |
|
3F8h (COM1:) |
Pins 1 & 2 closed |
Pins 2 & 3 closed | |
|
3E8h (COM3:) |
Pins 2 & 3 closed |
Pins 1 & 2 closed | |
|
Disabled |
Pins 2 & 3 closed |
Pins 2 & 3 closed | |
|
SERIAL PORT 1 INTERRUPT | ||||
|
Setting |
JP2/A |
JP2/B |
JP2/C | |
|
IRQ3 |
Open |
Closed |
Open | |
|
IRQ4 |
Closed |
Open |
Open | |
|
IRQ5 |
Open |
Open |
Closed | |
|
SERIAL PORT 2 ADDRESS | |||
|
Setting |
JP1/C |
JP1/D | |
|
2F8h (COM2:) |
Pins 1 & 2 closed |
Pins 2 & 3 closed | |
|
2E8h (COM4:) |
Pins 2 & 3 closed |
Pins 1 & 2 closed | |
|
Disabled |
Pins 2 & 3 closed |
Pins 2 & 3 closed | |
|
SERIAL PORT 2 INTERRUPT | ||||
|
Setting |
JP2/D |
JP2/E |
JP2/F | |
|
IRQ3 |
Closed |
Open |
Open | |
|
IRQ4 |
Open |
Closed |
Open | |
|
IRQ5 |
Open |
Open |
Closed | |
|
PARALLEL PORT ADDRESS | |||
|
Setting |
JP1/E |
JP1/F | |
|
378h |
Pins 1 & 2 closed |
Pins 2 & 3 closed | |
|
278h |
Pins 2 & 3 closed |
Pins 1 & 2 closed | |
|
Disabled |
Pins 2 & 3 closed |
Pins 2 & 3 closed | |
|
PARALLEL PORT INTERRUPT | ||
|
Setting |
JP2/G |
JP2/H |
|
IRQ5 |
Open |
Closed |
|
IRQ7 |
Closed |
Open |