BOCA RESEARCH, INC.
===================

   IOAT (VER. 2)

   Card Type          Multi-I/O                                   
   Chipset/Controller Unidentified                                
   I/O Options        Parallel port, Serial ports (2)             
   Maximum DRAM       N/A                                         

<gopher://bitreich.org/I/th99/i/A-B/50704-1.png>
   

   +------------------------------------------------------------+
   |                        CONNECTIONS                         |
   |------------------------------------------------------------|
   |      Purpose      | Location |     Purpose      | Location |
   |-------------------+----------+------------------+----------|
   | Serial port 2     |   CN1    | Parallel port    |   CN3    |
   |-------------------+----------+------------------+----------|
   | Serial port 1     |   CN2    |                  |          |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                PARALLEL PORT CONFIGURATION                 |
   |------------------------------------------------------------|
   |        LPT/Address         |              JP1              |
   |----------------------------+-------------------------------|
   |        >> LPT1/378h         |       Pins 1 & 2 closed       |
   |----------------------------+-------------------------------|
   |         LPT2/278h          |       Pins 2 & 3 closed       |
   |----------------------------+-------------------------------|
   |          Disabled          |         All pins open         |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |             SERIAL PORT 1 CONFIGURATION - JP2              |
   |------------------------------------------------------------|
   | COM/Address | Jumper A  | Jumper B  | Jumper C  | Jumper D |
   |-------------+-----------+-----------+-----------+----------|
   |>> COM1/3F8h | Pins 1 &  | Pins 1 &  | Pins 1 &  | Pins 1 & |
   |             | 2 closed  |  2 open   |  2 open   |  2 open  |
   |-------------+-----------+-----------+-----------+----------|
   |  COM2/2F8h  | Pins 1 &  | Pins 1 &  | Pins 1 &  | Pins 1 & |
   |             |  2 open   | 2 closed  |  2 open   |  2 open  |
   |-------------+-----------+-----------+-----------+----------|
   |  COM3/3E8h  | Pins 1 &  | Pins 1 &  | Pins 1 &  | Pins 1 & |
   |             |  2 open   |  2 open   | 2 closed  |  2 open  |
   |-------------+-----------+-----------+-----------+----------|
   |  COM4/2E8h  | Pins 1 &  | Pins 1 &  | Pins 1 &  | Pins 1 & |
   |             |  2 open   |  2 open   |  2 open   | 2 closed |
   |-------------+-----------+-----------+-----------+----------|
   |  Disabled   | Pins 1 &  | Pins 1 &  | Pins 1 &  | Pins 1 & |
   |             |  2 open   |  2 open   |  2 open   |  2 open  |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |             SERIAL PORT 2 CONFIGURATION - JP2              |
   |------------------------------------------------------------|
   | COM/Address | Jumper A  | Jumper B  | Jumper C  | Jumper D |
   |-------------+-----------+-----------+-----------+----------|
   |>> COM2/2F8h | Pins 2 &  | Pins 2 &  | Pins 2 &  | Pins 2 & |
   |             |  3 open   | 3 closed  |  3 open   |  3 open  |
   |-------------+-----------+-----------+-----------+----------|
   |  COM1/3F8h  | Pins 2 &  | Pins 2 &  | Pins 2 &  | Pins 2 & |
   |             | 3 closed  |  3 open   |  3 open   |  3 open  |
   |-------------+-----------+-----------+-----------+----------|
   |  COM3/3E8h  | Pins 2 &  | Pins 2 &  | Pins 2 &  | Pins 2 & |
   |             |  3 open   |  3 open   | 3 closed  |  3 open  |
   |-------------+-----------+-----------+-----------+----------|
   |  COM4/2E8h  | Pins 2 &  | Pins 2 &  | Pins 2 &  | Pins 2 & |
   |             |  3 open   |  3 open   |  3 open   | 3 closed |
   |-------------+-----------+-----------+-----------+----------|
   |  Disabled   | Pins 2 &  | Pins 2 &  | Pins 2 &  | Pins 2 & |
   |             |  3 open   |  3 open   |  3 open   |  3 open  |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |          SERIAL PORTS 1 &AMP; 2 INTERRUPT SELECT           |
   |------------------------------------------------------------|
   |  Port 1  |  Port 2  |        JP3        |       JP4        |
   |----------+----------+-------------------+------------------|
   |  >> IRQ4  |   IRQ3   | Pins 2 & 3 closed |    Pins 2 & 3    |
   |          |          |                   |      closed      |
   |----------+----------+-------------------+------------------|
   |   IRQ3   |   IRQ4   | Pins 1 & 2 closed |    Pins 1 & 2    |
   |          |          |                   |      closed      |
   |----------+----------+-------------------+------------------|
   |   IRQ3   | Disabled | Pins 1 & 2 closed |  All pins open   |
   |----------+----------+-------------------+------------------|
   |   IRQ4   | Disabled |   All pins open   |    Pins 2 & 3    |
   |          |          |                   |      closed      |
   |----------+----------+-------------------+------------------|
   | Disabled |   IRQ3   | Pins 2 & 3 closed |  All pins open   |
   |----------+----------+-------------------+------------------|
   | Disabled |   IRQ4   |   All pins open   |    Pins 1 & 2    |
   |          |          |                   |      closed      |
   |----------+----------+-------------------+------------------|
   | Disabled | Disabled |   All pins open   |  All pins open   |
   +------------------------------------------------------------+