KOUWELL ELECTRONIC CORPORATION
==============================

   KW-509B

   Card Type          Serial port card                            
   Chipset/Controller Unidentified UART                           
   I/O Options        Serial ports (2)                            
   Maximum DRAM       N/A                                         

<gopher://bitreich.org/I/th99/i/I-L/50555-1.png>
   

   +------------------------------------------------------------+
   |                        CONNECTIONS                         |
   |------------------------------------------------------------|
   |      Purpose      | Location |     Purpose      | Location |
   |-------------------+----------+------------------+----------|
   | Serial port 1 (25 |    J1    | Serial port 2 (9 |    J2    |
   | pin)              |          | pin)             |          |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                SERIAL PORT 1 ADDRESS SELECT                |
   |------------------------------------------------------------|
   |    Port 1(J1)     |   JP5    |   JP6   |   JP7   |   JP8   |
   |-------------------+----------+---------+---------+---------|
   |>> | COM1/3F8-3FFh | All open |   All   |   All   | Pins 1  |
   |   |               |          |  open   |  open   |   & 2   |
   |   |               |          |         |         | closed  |
   |---+---------------+----------+---------+---------+---------|
   |   | COM2/2F8-2FFh | All open |   All   | Pins 1  |   All   |
   |   |               |          |  open   |   & 2   |  open   |
   |   |               |          |         | closed  |         |
   |---+---------------+----------+---------+---------+---------|
   |   | COM3/3E8-3EFh | All open | Pins 1  |   All   |   All   |
   |   |               |          |   & 2   |  open   |  open   |
   |   |               |          | closed  |         |         |
   |---+---------------+----------+---------+---------+---------|
   |   | COM4/2E8-2EFh | Pins 1 & |   All   |   All   |   All   |
   |   |               | 2 closed |  open   |  open   |  open   |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                SERIAL PORT 2 ADDRESS SELECT                |
   |------------------------------------------------------------|
   |    Port 2(J2)     |   JP5    |   JP6   |   JP7   |   JP8   |
   |-------------------+----------+---------+---------+---------|
   |>> | COM2/2F8-2FFh | All open |   All   | Pins 2  |   All   |
   |   |               |          |  open   |   & 3   |  open   |
   |   |               |          |         | closed  |         |
   |---+---------------+----------+---------+---------+---------|
   |   | COM1/3F8-3FFh | All open |   All   |   All   | Pins 2  |
   |   |               |          |  open   |  open   |   & 3   |
   |   |               |          |         |         | closed  |
   |---+---------------+----------+---------+---------+---------|
   |   | COM3/3E8-3EFh | All open | Pins 2  |   All   |   All   |
   |   |               |          |   & 3   |  open   |  open   |
   |   |               |          | closed  |         |         |
   |---+---------------+----------+---------+---------+---------|
   |   | COM4/2E8-2EFh | Pins 2 & |   All   |   All   |   All   |
   |   |               | 3 closed |  open   |  open   |  open   |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                  SERIAL PORT 1 IRQ SELECT                  |
   |------------------------------------------------------------|
   |   Port    |    JP1     |    JP2    |    JP3    |    JP4    |
   |   1(J1)   |            |           |           |           |
   |-----------+------------+-----------+-----------+-----------|
   |>> | IRQ4  |  All open  | Pins 2 &  | All open  | All open  |
   |   |       |            | 3 closed  |           |           |
   |---+-------+------------+-----------+-----------+-----------|
   |   | IRQ2  |  All open  | All open  | All open  | Pins 2 &  |
   |   |       |            |           |           | 3 closed  |
   |---+-------+------------+-----------+-----------+-----------|
   |   | IRQ3  |  All open  | All open  | Pins 2 &  | All open  |
   |   |       |            |           | 3 closed  |           |
   |---+-------+------------+-----------+-----------+-----------|
   |   | IRQ5  | Pins 2 & 3 | All open  | All open  | All open  |
   |   |       |   closed   |           |           |           |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                  SERIAL PORT 2 IRQ SELECT                  |
   |------------------------------------------------------------|
   |   Port    |    JP1     |    JP2    |    JP3    |    JP4    |
   |   2(J2)   |            |           |           |           |
   |-----------+------------+-----------+-----------+-----------|
   |>> | IRQ3  |  All open  | All open  | Pins 1 &  | All open  |
   |   |       |            |           | 2 closed  |           |
   |---+-------+------------+-----------+-----------+-----------|
   |   | IRQ2  |  All open  | All open  | All open  | Pins 1 &  |
   |   |       |            |           |           | 2 closed  |
   |---+-------+------------+-----------+-----------+-----------|
   |   | IRQ4  |  All open  | Pins 1 &  | All open  | All open  |
   |   |       |            | 2 closed  |           |           |
   |---+-------+------------+-----------+-----------+-----------|
   |   | IRQ5  | Pins 1 & 2 | All open  | All open  | All open  |
   |   |       |   closed   |           |           |           |
   +------------------------------------------------------------+