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# UNIDENTIFIED
IOAT 41/42
Card Type Multi I/O card
Chipset/Controller N/A
I/O Options Parallel port, serial ports (2)
Maximum DRAM N/A
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|-------------------+----------+------------------+----------|
| Serial port 1 | CN1 | Serial port 2 | CN3 |
|-------------------+----------+------------------+----------|
| Parallel port | CN2 | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SERIAL PORT INTERRUPT SELECTION |
|------------------------------------------------------------|
| Port 1 | Port 2 (CN3) | JP2/A | JP2/B |
| (CN1) | | | |
|------------+--------------+-----------------+--------------|
| » | IRQ4 | IRQ3 | Pins 10 & 11 | Pins 11 & 12 |
| | | | closed | closed |
|----+-------+--------------+-----------------+--------------|
| | IRQ3 | IRQ4 | Pins 11 & 12 | Pins 10 & 11 |
| | | | closed | closed |
|----+-------+--------------+-----------------+--------------|
| | IRQ5 | IRQ7 | Pins 8 & 9 | Pins 7 & 8 |
| | | | closed | closed |
|----+-------+--------------+-----------------+--------------|
| | IRQ7 | IRQ5 | Pins 7 & 8 | Pins 8 & 9 |
| | | | closed | closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| PARALLEL PORT CONFIGURATION |
|------------------------------------------------------------|
| LPT | JP1 |
|----------------------------+-------------------------------|
| » | 1 | Pins 1 & 2 closed |
|----+-----------------------+-------------------------------|
| | 2 | Pins 2 & 3 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| PARALLEL PORT INTERRUPT SELECTION |
|------------------------------------------------------------|
| IRQ | JP1 |
|----------------------------+-------------------------------|
| » | 7 | Pins 4 & 5 closed |
|------+---------------------+-------------------------------|
| | 5 | Pins 5 & 6 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SERIAL PORT CONFIGURATION |
|------------------------------------------------------------|
| Port 1 (CN1) | Port 2 (CN3) | JP2/A | JP2/B |
|--------------+--------------+-----------------+------------|
| » | COM1 | COM2 | Pins 1 & 2 | Pins 2 & 3 |
| | | | closed | closed |
|---+----------+--------------+-----------------+------------|
| | COM1 | COM3 | Pins 1 & 2 | Pins 4 & 5 |
| | | | closed | closed |
|---+----------+--------------+-----------------+------------|
| | COM1 | COM4 | Pins 1 & 2 | Pins 5 & 6 |
| | | | closed | closed |
|---+----------+--------------+-----------------+------------|
| | COM2 | COM1 | Pins 2 & 3 | Pins 1 & 2 |
| | | | closed | closed |
|---+----------+--------------+-----------------+------------|
| | COM2 | COM3 | Pins 2 & 3 | Pins 4 & 5 |
| | | | closed | closed |
|---+----------+--------------+-----------------+------------|
| | COM2 | COM4 | Pins 2 & 3 | Pins 5 & 6 |
| | | | closed | closed |
|---+----------+--------------+-----------------+------------|
| | COM3 | COM1 | Pins 4 & 5 | Pins 1 & 2 |
| | | | closed | closed |
|---+----------+--------------+-----------------+------------|
| | COM3 | COM2 | Pins 4 & 5 | Pins 2 & 3 |
| | | | closed | closed |
|---+----------+--------------+-----------------+------------|
| | COM3 | COM4 | Pins 4 & 5 | Pins 5 & 6 |
| | | | closed | closed |
|---+----------+--------------+-----------------+------------|
| | COM4 | COM1 | Pins 5 & 6 | Pins 1 & 2 |
| | | | closed | closed |
|---+----------+--------------+-----------------+------------|
| | COM4 | COM2 | Pins 5 & 6 | Pins 2 & 3 |
| | | | closed | closed |
|---+----------+--------------+-----------------+------------|
| | COM4 | COM3 | Pins 5 & 6 | Pins 4 & 5 |
| | | | closed | closed |
|---+----------+--------------+-----------------+------------|
| | COM1 | Disabled | Pins 1 & 2 | Open |
| | | | closed | |
|---+----------+--------------+-----------------+------------|
| | COM2 | Disabled | Pins 2 & 3 | Open |
| | | | closed | |
|---+----------+--------------+-----------------+------------|
| | COM3 | Disabled | Pins 4 & 5 | Open |
| | | | closed | |
|---+----------+--------------+-----------------+------------|
| | COM4 | Disabled | Pins 5 & 6 | Open |
| | | | closed | |
|---+----------+--------------+-----------------+------------|
| | Disabled | COM1 | Open | Pins 1 & 2 |
| | | | | closed |
|---+----------+--------------+-----------------+------------|
| | Disabled | COM2 | Open | Pins 2 & 3 |
| | | | | closed |
|---+----------+--------------+-----------------+------------|
| | Disabled | COM3 | Open | Pins 4 & 5 |
| | | | | closed |
|---+----------+--------------+-----------------+------------|
| | Disabled | COM4 | Open | Pins 5 & 6 |
| | | | | closed |
|---+----------+--------------+-----------------+------------|
| | Disabled | Disabled | Open | Open |
+------------------------------------------------------------+