QUATECH, INC.
=============

   DSDP-100

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

<gopher://bitreich.org/I/th99/i/P-R/50302-1.png>
   

   +------------------------------------------------------------+
   |                        CONNECTIONS                         |
   |------------------------------------------------------------|
   |              Purpose              |        Location        |
   |-----------------------------------+------------------------|
   | DB-62 connector                   |          CN1           |
   |------------------------------------------------------------|
   | Note:The 62-pin connector attaches to an adapter for 4     |
   | DB25 connectors (2 serial, 2 parallel).                    |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                SERIAL/PARALLEL PORT ENABLE                 |
   |------------------------------------------------------------|
   |            Port            |              J2               |
   |----------------------------+-------------------------------|
   |          Serial 1          |       Pins 3 & 7 closed       |
   |----------------------------+-------------------------------|
   |          Serial 2          |       Pins 4 & 8 closed       |
   |----------------------------+-------------------------------|
   |         Parallel 1         |       Pins 1 & 5 closed       |
   |----------------------------+-------------------------------|
   |         Parallel 2         |       Pins 2 & 6 closed       |
   |------------------------------------------------------------|
   | Note:To disable ports, leave corresponding Pins open.      |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |             PRIMARY SERIAL PORT CONFIGURATION              |
   |------------------------------------------------------------|
   | Address | SW2/1 | SW2/2 |SW2/3 |SW2/4 |SW2/5 |SW2/6 |SW2/7 |
   |---------+-------+-------+------+------+------+------+------|
   |>>| 03F8h |  Off  |  Off  | Off  | Off  | Off  | Off  | Off  |
   |-+-------+-------+-------+------+------+------+------+------|
   | | 02F8h |  Off  |  On   | Off  | Off  | Off  | Off  | Off  |
   |-+-------+-------+-------+------+------+------+------+------|
   | | 03E8h |  Off  |  Off  | Off  | Off  | Off  |  On  | Off  |
   |-+-------+-------+-------+------+------+------+------+------|
   | | 02E8h |  Off  |  On   | Off  | Off  | Off  |  On  | Off  |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |            SECONDARY SERIAL PORT CONFIGURATION             |
   |------------------------------------------------------------|
   | Address | SW4/1 | SW4/2 |SW4/3 |SW4/4 |SW4/5 |SW4/6 |SW4/7 |
   |---------+-------+-------+------+------+------+------+------|
   |>>| 02F8h |  Off  |  On   | Off  | Off  | Off  | Off  | Off  |
   |-+-------+-------+-------+------+------+------+------+------|
   | | 03F8h |  Off  |  Off  | Off  | Off  | Off  | Off  | Off  |
   |-+-------+-------+-------+------+------+------+------+------|
   | | 03E8h |  Off  |  Off  | Off  | Off  | Off  |  On  | Off  |
   |-+-------+-------+-------+------+------+------+------+------|
   | | 02E8h |  Off  |  On   | Off  | Off  | Off  |  On  | Off  |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |            PRIMARY PARALLEL PORT CONFIGURATION             |
   |------------------------------------------------------------|
   |Address |SW1/1 |SW1/2 |SW1/3 |SW1/4 |SW1/5|SW1/6|SW1/7|SW1/8|
   |--------+------+------+------+------+-----+-----+-----+-----|
   |>>|0378h | Off  | Off  |  On  | Off  | Off | Off | Off | On  |
   |-+------+------+------+------+------+-----+-----+-----+-----|
   | |03BCh | Off  | Off  | Off  |  On  | Off | Off | Off | Off |
   |-+------+------+------+------+------+-----+-----+-----+-----|
   | |0278h | Off  |  On  |  On  | Off  | Off | Off | Off | On  |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |           SECONDARY PARALLEL PORT CONFIGURATION            |
   |------------------------------------------------------------|
   |Address |SW3/1 |SW3/2 |SW3/3 |SW3/4 |SW3/5|SW3/6|SW3/7|SW3/8|
   |--------+------+------+------+------+-----+-----+-----+-----|
   |>>|0278h | Off  |  On  |  On  | Off  | Off | Off | Off | On  |
   |-+------+------+------+------+------+-----+-----+-----+-----|
   | |03BCh | Off  | Off  | Off  |  On  | Off | Off | Off | Off |
   |-+------+------+------+------+------+-----+-----+-----+-----|
   | |0378h | Off  | Off  |  On  | Off  | Off | Off | Off | On  |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                SERIAL PORT INTERRUPT SELECT                |
   |------------------------------------------------------------|
   |    IRQ     |         J4 (Port 1)         |   J6 (Port 2)   |
   |------------+-----------------------------+-----------------|
   |    IRQ2    |     Pins 1 & 12 closed      |   Pins 1 & 12   |
   |            |                             |     closed      |
   |------------+-----------------------------+-----------------|
   |    IRQ3    |     Pins 2 & 13 closed      |   Pins 2 & 13   |
   |            |                             |     closed      |
   |------------+-----------------------------+-----------------|
   |    IRQ4    |     Pins 3 & 14 closed      |   Pins 3 & 14   |
   |            |                             |     closed      |
   |------------+-----------------------------+-----------------|
   |    IRQ5    |     Pins 4 & 15 closed      |   Pins 4 & 15   |
   |            |                             |     closed      |
   |------------+-----------------------------+-----------------|
   |    IRQ6    |     Pins 5 & 16 closed      |   Pins 5 & 16   |
   |            |                             |     closed      |
   |------------+-----------------------------+-----------------|
   |    IRQ7    |     Pins 6 & 17 closed      |   Pins 6 & 17   |
   |            |                             |     closed      |
   |------------+-----------------------------+-----------------|
   |   IRQ10    |     Pins 7 & 18 closed      |   Pins 7 & 18   |
   |            |                             |     closed      |
   |------------+-----------------------------+-----------------|
   |   IRQ11    |     Pins 8 & 19 closed      |   Pins 8 & 19   |
   |            |                             |     closed      |
   |------------+-----------------------------+-----------------|
   |   IRQ12    |     Pins 9 & 20 closed      |   Pins 9 & 20   |
   |            |                             |     closed      |
   |------------+-----------------------------+-----------------|
   |   IRQ14    |     Pins 10 & 21 closed     |  Pins 10 & 21   |
   |            |                             |     closed      |
   |------------+-----------------------------+-----------------|
   |   IRQ15    |     Pins 11 & 22 closed     |  Pins 11 & 22   |
   |            |                             |     closed      |
   |------------------------------------------------------------|
   | Note:Serial port 1 has a factory default of IRQ4 and       |
   | Serial port 2 has a default setting of IRQ3.               |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |               PARALLEL PORT INTERRUPT SELECT               |
   |------------------------------------------------------------|
   |    IRQ     |        J3 (Port 1)         |   J5 (Port 2)    |
   |------------+----------------------------+------------------|
   |    IRQ2    |     Pins 1 & 12 closed     |   Pins 1 & 12    |
   |            |                            |      closed      |
   |------------+----------------------------+------------------|
   |    IRQ3    |     Pins 2 & 13 closed     |   Pins 2 & 13    |
   |            |                            |      closed      |
   |------------+----------------------------+------------------|
   |    IRQ4    |     Pins 3 & 14 closed     |   Pins 3 & 14    |
   |            |                            |      closed      |
   |------------+----------------------------+------------------|
   |    IRQ5    |     Pins 4 & 15 closed     |   Pins 4 & 15    |
   |            |                            |      closed      |
   |------------+----------------------------+------------------|
   |    IRQ6    |     Pins 5 & 16 closed     |   Pins 5 & 16    |
   |            |                            |      closed      |
   |------------+----------------------------+------------------|
   |    IRQ7    |     Pins 6 & 17 closed     |   Pins 6 & 17    |
   |            |                            |      closed      |
   |------------+----------------------------+------------------|
   |   IRQ10    |     Pins 7 & 18 closed     |   Pins 7 & 18    |
   |            |                            |      closed      |
   |------------+----------------------------+------------------|
   |   IRQ11    |     Pins 8 & 19 closed     |   Pins 8 & 19    |
   |            |                            |      closed      |
   |------------+----------------------------+------------------|
   |   IRQ12    |     Pins 9 & 20 closed     |   Pins 9 & 20    |
   |            |                            |      closed      |
   |------------+----------------------------+------------------|
   |   IRQ14    |    Pins 10 & 21 closed     |   Pins 10 & 21   |
   |            |                            |      closed      |
   |------------+----------------------------+------------------|
   |   IRQ15    |    Pins 11 & 22 closed     |   Pins 11 & 22   |
   |            |                            |      closed      |
   |------------------------------------------------------------|
   | Note:Parallel port 1 has a factory default of IRQ7 and     |
   | Parallel port 2 has a default setting of IRQ5.             |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                 CLOCK INPUT CONFIGURATION                  |
   |------------------------------------------------------------|
   |        Divide by         |               J1                |
   |--------------------------+---------------------------------|
   |            1             |        Pins 2 & 5 closed        |
   |--------------------------+---------------------------------|
   |            2             |    Pins 1 & 2, 5 & 6 closed     |
   |--------------------------+---------------------------------|
   |            5             |    Pins 2 & 3, 4 & 5 closed     |
   |--------------------------+---------------------------------|
   |            10            | Pins 1 & 2, 4 & 5, 3 & 6 closed |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |            PARALLEL PORT BI-DIRECTIONAL SELECT             |
   |------------------------------------------------------------|
   |  Port 1 (J3)   |  Port 2 (J5)   |            J7            |
   |----------------+----------------+--------------------------|
   |    Standard    |    Standard    | Pins 2 & 3, 5 & 6 closed |
   |----------------+----------------+--------------------------|
   |    Standard    | Bi-directional | Pins 1 & 2, 5 & 6 closed |
   |----------------+----------------+--------------------------|
   | Bi-directional |    Standard    | Pins 2 & 3, 4 & 5 closed |
   |----------------+----------------+--------------------------|
   | Bi-directional | Bi-directional | Pins 1 & 2, 4 & 5 closed |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                FACTORY CONFIGURED SETTINGS                 |
   |------------------------------------------------------------|
   |            Switch            |           Setting           |
   |------------------------------+-----------------------------|
   |            SW2/8             |             N/A             |
   |------------------------------+-----------------------------|
   |            SW4/8             |             N/A             |
   |------------------------------------------------------------|
   | Note:These switch positions are unused, and can be set to  |
   | either on or Off.                                          |
   +------------------------------------------------------------+