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# MAGNITRONICS
B232 MINI 2S1P
Card Type Multi-I/O card
Chip Set Unidentified
Maximum Onboard Memory Unidentified
I/O Options Serial ports (2 RS-232), Parallel port
Hard Drives supported None
Floppy drives supported None
Data Bus 8-bit ISA
Card Size Half-length
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Function | Label | Function | Label |
|-------------------+-------+------------------------+-------|
| Serial port 1 | CN1 | 25-pin parallel port | CN3 |
|-------------------+-------+------------------------+-------|
| Serial port 2 | CN2 | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| PARALLEL PORT ADDRESS SELECTION |
|------------------------------------------------------------|
| Setting | JP1/E |
|----------------------------+-------------------------------|
| LPT2 (378h) | Pins 2 & 3 closed |
|----------------------------+-------------------------------|
| LPT3 (278h) | Pins 1 & 2 closed |
|----------------------------+-------------------------------|
| Disabled | Open |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SERIAL PORT 1 ADDRESS SELECTION |
|------------------------------------------------------------|
| Setting | JP1/A | JP1/B | JP!/C | JP1/D |
|-------------+-----------+-----------+-----------+----------|
| COM1 (3F8h) | Pins 1 & | Open | Open | Open |
| | 2 closed | | | |
|-------------+-----------+-----------+-----------+----------|
| COM2 (2F8h) | Open | Pins 1 & | Open | Open |
| | | 2 closed | | |
|-------------+-----------+-----------+-----------+----------|
| COM3 (3E8h) | Open | Open | Pins 1 & | Open |
| | | | 2 closed | |
|-------------+-----------+-----------+-----------+----------|
| COM4 (2E8h) | Open | Open | Open | Pins 1 & |
| | | | | 2 closed |
|-------------+-----------+-----------+-----------+----------|
| Disabled | Open | Open | Open | Open |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SERIAL PORT 2 ADDRESS SELECTION |
|------------------------------------------------------------|
| Setting | JP1/A | JP1/B | JP!/C | JP1/D |
|-------------+-----------+-----------+-----------+----------|
| COM1 (3F8h) | Pins 2 & | Open | Open | Open |
| | 3 closed | | | |
|-------------+-----------+-----------+-----------+----------|
| COM2 (2F8h) | Open | Pins 2 & | Open | Open |
| | | 3 closed | | |
|-------------+-----------+-----------+-----------+----------|
| COM3 (3E8h) | Open | Open | Pins 2 & | Open |
| | | | 3 closed | |
|-------------+-----------+-----------+-----------+----------|
| COM4 (2E8h) | Open | Open | Open | Pins 2 & |
| | | | | 3 closed |
|-------------+-----------+-----------+-----------+----------|
| Disabled | Open | Open | Open | Open |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SERIAL PORT 1 INTERRUPT SELECTION |
|------------------------------------------------------------|
| IRQ | JP2/A |
|----------------------------+-------------------------------|
| IRQ4 | Pins 2 & 3 closed |
|----------------------------+-------------------------------|
| IRQ3 | Pins 1 & 2 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SERIAL PORT 2 INTERRUPT SELECTION |
|------------------------------------------------------------|
| IRQ | JP2/B |
|----------------------------+-------------------------------|
| IRQ3 | Pins 1 & 2 closed |
|----------------------------+-------------------------------|
| IRQ4 | Pins 2 & 3 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| PARALLEL PORT INTERRUPT SELECTION |
|------------------------------------------------------------|
| IRQ | JP2/C |
|----------------------------+-------------------------------|
| IRQ7 | Pins 1 & 2 closed |
|----------------------------+-------------------------------|
| IRQ5 | Pins 2 & 3 closed |
+------------------------------------------------------------+