TEXT View Source
# UNIDENTIFIED
SNB-C042
Data Bus 16-bit ISA
Card Size Half-height, half-length
Hard Drives Two IDE(AT) devices
Supported
Floppy Drives Two 360KB, 720KB, 1.2MB, or 1.44MB drives
Supported
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Function | Label | Function | Label |
|-----------------------+-------+--------------------+-------|
| 25-pin parallel port | J1 | 40-pin IDE(AT) | J5 |
| - external | | connector | |
|-----------------------+-------+--------------------+-------|
| 10-pin serial port 1 | J2 | 2-pin drive active | J6 |
| - internal | | LED | |
|-----------------------+-------+--------------------+-------|
| 10-pin serial port 2 | J3 | 16-pin game port | J7 |
| - internal | | | |
|-----------------------+-------+--------------------+-------|
| 34-pin cable | J4 | | |
| connector - floppy | | | |
| drive | | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| 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 |
+------------------------------------------------------------+