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# KOUWELL ELECTRONIC CORPORATION
KW-524
Card Type Parallel card, Serial card
Chip Set 16450 chip (2)
Maximum Onboard None
Memory
I/O Options Game port, parallel port, serial port (2)
Data Bus 8-bit ISA
Floppy drives None
supported
(IMG) IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Function | Label | Function | Label |
|----------------------+-------+---------------------+-------|
| Serial port 1 | J14 | Serial port 2 | J19 |
|----------------------+-------+---------------------+-------|
| Game port | J15 | Parallel port | J20 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| ACTIVITY CONFIGURATION |
|------------------------------------------------------------|
| Serial port 1 | Serial port 2 | J1 | J2 |
|---------------+---------------+---------------+------------|
| COM1 | COM2 | Pins 1 & 2 | Pins 2 & 3 |
| | | closed | closed |
|---------------+---------------+---------------+------------|
| COM2 | COM1 | Pins 2 & 3 | Pins 1 & 2 |
| | | closed | closed |
|---------------+---------------+---------------+------------|
| Disabled | COM2 | Open | Pins 2 & 3 |
| | | | closed |
|---------------+---------------+---------------+------------|
| Disabled | COM1 | Open | Pins 1 & 2 |
| | | | closed |
|---------------+---------------+---------------+------------|
| COM1 | Disabled | Pins 1 & 2 | Open |
| | | closed | |
|---------------+---------------+---------------+------------|
| COM2 | Disabled | Pins 2 & 3 | Open |
| | | closed | |
|---------------+---------------+---------------+------------|
| Disabled | Disabled | Open | Open |
+------------------------------------------------------------+
+------------------------------------------------------------+
| PARALLEL PORT INTERRUPT CONFIGURATION |
|------------------------------------------------------------|
| J20 | J8 | J9 |
|------------------+--------------------+--------------------|
| IRQ5 | Open | Closed |
|------------------+--------------------+--------------------|
| IRQ7 | Closed | Open |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SERIAL PORT 1/GAME PORT INTERRUPT CONFIGURATION |
|------------------------------------------------------------|
| Serial port | Serial | J10 | J11 | J12 | J13 |
| 1 | port 2 | | | | |
|--------------+---------+--------+--------+--------+--------|
| IRQ4 | IRQ3 | Open | Closed | Closed | Open |
|--------------+---------+--------+--------+--------+--------|
| IRQ3 | IRQ4 | Closed | Open | Open | Closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SERIAL PORT 1 COMUNICATION SELECTION |
|------------------------------------------------------------|
| Setting | J5 | J6 | J7 |
|---------------+------------------+------------+------------|
| Forced active | Pins 2 & 3 | Pins 2 & 3 | Pins 2 & 3 |
| | closed | closed | closed |
|---------------+------------------+------------+------------|
| As is | Pins 1 & 2 | Pins 1 & 2 | Pins 1 & 2 |
| | closed | closed | closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SERIAL PORT 2 COMUNICATION SELECTION |
|------------------------------------------------------------|
| Setting | J16 | J17 | J18 |
|---------------+------------------+------------+------------|
| Forced active | Pins 2 & 3 | Pins 2 & 3 | Pins 2 & 3 |
| | closed | closed | closed |
|---------------+------------------+------------+------------|
| As is | Pins 1 & 2 | Pins 1 & 2 | Pins 1 & 2 |
| | closed | closed | closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| BASE I/O PORT SELECTION |
|------------------------------------------------------------|
| Setting | J3 | J4 |
|--------------------+-------------------+-------------------|
| Disabled | Open | Open |
|--------------------+-------------------+-------------------|
| LPTA | Open | Closed |
|--------------------+-------------------+-------------------|
| LPTB | Closed | Open |
+------------------------------------------------------------+