DTK COMPUTER, INC.
==================

   PTI-210

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

<gopher://bitreich.org/I/th99/i/C-D/51585-1.png>
   

   +------------------------------------------------------------+
   |                        CONNECTIONS                         |
   |------------------------------------------------------------|
   |     Purpose     | Location |      Purpose       | Location |
   |-----------------+----------+--------------------+----------|
   | 9-pin serial    |   CN1    | 10-pin serial port |   CN3    |
   | port            |          | interface          |          |
   |-----------------+----------+--------------------+----------|
   | 25-pin parallel |   CN2    |                    |          |
   | port            |          |                    |          |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |    AT COMPATIBLE PARALLEL PORT INTERRUPT CONFIGURATION     |
   |------------------------------------------------------------|
   |      IRQ       |     JP4     |             JP5             |
   |----------------+-------------+-----------------------------|
   |>>     |   7    |    Open     |      Pins 3 & 4 closed      |
   |-------+--------+-------------+-----------------------------|
   |       |   5    |   Closed    |      Pins 1 & 2 closed      |
   |------------------------------------------------------------|
   |   Note: When selecting IRQ7 in XT mode JP4 can be          |
   |   configured to be open or closed.                         |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |            SERIAL PORT 1 &AMP; 2 CONFIGURATION             |
   |------------------------------------------------------------|
   | Serial port 1 | Serial port  |    JP1     |      JP2       |
   |               |      2       |            |                |
   |---------------+--------------+------------+----------------|
   |  COM1 (3F8h)  | COM2 (2F8h)  | Pins 1 & 3 | Pins 2 & 4, 3  |
   |               |              |   closed   |   & 5 closed   |
   |---------------+--------------+------------+----------------|
   |  COM2 (2F8h)  | COM1 (3F8h)  | Pins 1 & 3 | Pins 1 & 3, 4  |
   |               |              |   closed   |   & 6 closed   |
   |---------------+--------------+------------+----------------|
   |  COM3 (3E8h)  | COM4 (2E8h)  | Pins 2 & 4 | Pins 2 & 4, 3  |
   |               |              |   closed   |   & 5 closed   |
   |---------------+--------------+------------+----------------|
   |  COM4 (2E8h)  | COM3 (3E8h)  | Pins 2 & 4 | Pins 1 & 3, 4  |
   |               |              |   closed   |   & 6 closed   |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |           SERIAL PORT 1 INTERRUPT CONFIGURATION            |
   |------------------------------------------------------------|
   |            IRQ             |              JP3              |
   |----------------------------+-------------------------------|
   |>>     |         4          |       Pins 2 & 4 closed       |
   |-------+--------------------+-------------------------------|
   |       |         3          |       Pins 4 & 6 closed       |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |           SERIAL PORT 2 INTERRUPT CONFIGURATION            |
   |------------------------------------------------------------|
   |            IRQ             |              JP3              |
   |----------------------------+-------------------------------|
   |>>     |         3          |       Pins 3 & 5 closed       |
   |-------+--------------------+-------------------------------|
   |       |         4          |       Pins 1 & 3 closed       |
   +------------------------------------------------------------+