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

   DS-200/DS-300/DS-300S

   Card Type          Serial controller                           
   Chipset/Controller 16450                                       
   I/O Options        Serial ports (2)                            
   Maximum DRAM       N/A                                         

<gopher://bitreich.org/I/th99/i/P-R/50496-1.png>
   

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

   +------------------------------------------------------------+
   |                 INPUT CLOCK CONFIGURATION                  |
   |------------------------------------------------------------|
   |           MHz            |               J1                |
   |--------------------------+---------------------------------|
   |>> |      1.8432MHz       | Pins 1 & 2, 3 & 6, 4 & 5 closed |
   |---+----------------------+---------------------------------|
   |   |      3.6864MHz       |    Pins 2 & 3, 4 & 5 closed     |
   |---+----------------------+---------------------------------|
   |   |       9.216MHz       |    Pins 1 & 2, 5 & 6 closed     |
   |---+----------------------+---------------------------------|
   |   |      18.432MHz       |        Pins 2 & 5 closed        |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |          PRIMARY PORT BASE MEMORY ADDRESS SELECT           |
   |------------------------------------------------------------|
   |    Address    |         SW1          |         SW2         |
   |---------------+----------------------+---------------------|
   |>>   |  03F8h  | Switches 1 & 2, 3 &  |       All Off       |
   |     |         |     4, 5 & 6 on      |                     |
   |-----+---------+----------------------+---------------------|
   |     |  02E0h  | Switches 1 & 2, 3 &  |  Switches 4 & 5 on  |
   |     |         |    4, 5 & 6, 8 on    |                     |
   |-----+---------+----------------------+---------------------|
   |     |  02F8h  | Switches 1 & 2, 3 &  |       All Off       |
   |     |         |    4, 5 & 6, 8 on    |                     |
   |-----+---------+----------------------+---------------------|
   |     |  03E8h  | Switches 1 & 2, 3 &  |     Switch 4 on     |
   |     |         |     4, 5 & 6 on      |                     |
   |------------------------------------------------------------|
   | Note:All switches other than those designated as on should |
   | be placed in the Off position.                             |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |         ALTERNATE PORT BASE MEMORY ADDRESS SELECT          |
   |------------------------------------------------------------|
   |    Address    |         SW3          |         SW4         |
   |---------------+----------------------+---------------------|
   |>>   |  02F8h  | Switches 1 & 2, 3 &  |       All Off       |
   |     |         |    4, 5 & 6, 8 on    |                     |
   |-----+---------+----------------------+---------------------|
   |     |  02E0h  | Switches 1 & 2, 3 &  |  Switches 4 & 5 on  |
   |     |         |    4, 5 & 6, 8 on    |                     |
   |-----+---------+----------------------+---------------------|
   |     |  03E8h  | Switches 1 & 2, 3 &  |     Switch 4 on     |
   |     |         |     4, 5 & 6 on      |                     |
   |-----+---------+----------------------+---------------------|
   |     |  03F8h  | Switches 1 & 2, 3 &  |       All Off       |
   |     |         |     4, 5 & 6 on      |                     |
   |------------------------------------------------------------|
   | Note:All switches other than those designated as on should |
   | be placed in the Off position.                             |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |               PRIMARY PORT INTERRUPT SELECT                |
   |------------------------------------------------------------|
   |           IRQ           |                J3                |
   |-------------------------+----------------------------------|
   |          IRQ2           |         Jumper A closed          |
   |-------------------------+----------------------------------|
   |          IRQ3           |         Jumper B closed          |
   |-------------------------+----------------------------------|
   |          IRQ4           |         Jumper C closed          |
   |-------------------------+----------------------------------|
   |          IRQ5           |         Jumper D closed          |
   |-------------------------+----------------------------------|
   |          IRQ6           |         Jumper E closed          |
   |-------------------------+----------------------------------|
   |          IRQ7           |         Jumper F closed          |
   |-------------------------+----------------------------------|
   |          IRQ10          |         Jumper G closed          |
   |-------------------------+----------------------------------|
   |          IRQ11          |         Jumper H closed          |
   |-------------------------+----------------------------------|
   |          IRQ12          |         Jumper I closed          |
   |-------------------------+----------------------------------|
   |          IRQ14          |         Jumper J closed          |
   |-------------------------+----------------------------------|
   |          IRQ15          |         Jumper K closed          |
   |------------------------------------------------------------|
   | Note: All jumpers other than those designated should be in |
   | the open position.                                         |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |              ALTERNATE PORT INTERRUPT SELECT               |
   |------------------------------------------------------------|
   |           IRQ           |                J4                |
   |-------------------------+----------------------------------|
   |          IRQ2           |         Jumper A closed          |
   |-------------------------+----------------------------------|
   |          IRQ3           |         Jumper B closed          |
   |-------------------------+----------------------------------|
   |          IRQ4           |         Jumper C closed          |
   |-------------------------+----------------------------------|
   |          IRQ5           |         Jumper D closed          |
   |-------------------------+----------------------------------|
   |          IRQ6           |         Jumper E closed          |
   |-------------------------+----------------------------------|
   |          IRQ7           |         Jumper F closed          |
   |-------------------------+----------------------------------|
   |          IRQ10          |         Jumper G closed          |
   |-------------------------+----------------------------------|
   |          IRQ11          |         Jumper H closed          |
   |-------------------------+----------------------------------|
   |          IRQ12          |         Jumper I closed          |
   |-------------------------+----------------------------------|
   |          IRQ14          |         Jumper J closed          |
   |-------------------------+----------------------------------|
   |          IRQ15          |         Jumper K closed          |
   |------------------------------------------------------------|
   | Note: All jumpers other than those designated should be in |
   | the open position.                                         |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |               PRIMARY PORT INTERRUPT SHARING               |
   |------------------------------------------------------------|
   |              Setting              |           J2           |
   |-----------------------------------+------------------------|
   |>> |   Dedicated interrupt level   |   Pins 1 & 2 closed    |
   |---+-------------------------------+------------------------|
   |   |       Interrupt sharing       |   Pins 2 & 3 closed    |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |              ALTERNATE PORT INTERRUPT SHARING              |
   |------------------------------------------------------------|
   |              Setting              |           J2           |
   |-----------------------------------+------------------------|
   |>> |   Dedicated interrupt level   |   Pins 4 & 5 closed    |
   |---+-------------------------------+------------------------|
   |   |       Interrupt sharing       |   Pins 5 & 6 closed    |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |        PRIMARY PORT AUXILIARY CHANNEL CONFIGURATION        |
   |------------------------------------------------------------|
   |Transmission|Reception|           Loopback           |  J5  |
   |------------+---------+------------------------------+------|
   |    RTS     |   CTS   |          XCLK/RCLK           |Pins 1|
   |            |         |                              |& 2, 3|
   |            |         |                              |& 6, 4|
   |            |         |                              | & 5  |
   |            |         |                              |closed|
   |------------+---------+------------------------------+------|
   |    XCLK    |  RCLK   |           RTS/CTS            |Pins 1|
   |            |         |                              |& 4, 2|
   |            |         |                              |& 3, 5|
   |            |         |                              | & 6  |
   |            |         |                              |closed|
   |------------+---------+------------------------------+------|
   |    N/A     |   N/A   |RTS/CTS/XCLK/RCLK/AUXOUT/AUXIN|Pins 1|
   |            |         |                              |& 4, 2|
   |            |         |                              |& 5, 3|
   |            |         |                              | & 6  |
   |            |         |                              |closed|
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |       ALTERNATE PORT AUXILIARY CHANNEL CONFIGURATION       |
   |------------------------------------------------------------|
   |Transmission|Reception|           Loopback           |  J7  |
   |------------+---------+------------------------------+------|
   |    RTS     |   CTS   |          XCLK/RCLK           |Pins 1|
   |            |         |                              |& 2, 3|
   |            |         |                              |& 6, 4|
   |            |         |                              | & 5  |
   |            |         |                              |closed|
   |------------+---------+------------------------------+------|
   |    XCLK    |  RCLK   |           RTS/CTS            |Pins 1|
   |            |         |                              |& 4, 2|
   |            |         |                              |& 3, 5|
   |            |         |                              | & 6  |
   |            |         |                              |closed|
   |------------+---------+------------------------------+------|
   |    N/A     |   N/A   |RTS/CTS/XCLK/RCLK/AUXOUT/AUXIN|Pins 1|
   |            |         |                              |& 4, 2|
   |            |         |                              |& 5, 3|
   |            |         |                              | & 6  |
   |            |         |                              |closed|
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |             PRIMARY PORT DRIVER CONFIGURATION              |
   |------------------------------------------------------------|
   |           Driver           |              J6               |
   |----------------------------+-------------------------------|
   |           - DTR            |       Pins 1 & 5 closed       |
   |----------------------------+-------------------------------|
   |           + DTR            |       Pins 2 & 6 closed       |
   |----------------------------+-------------------------------|
   |           - RTS            |       Pins 3 & 7 closed       |
   |----------------------------+-------------------------------|
   |           + RTS            |       Pins 4 & 8 closed       |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |            ALTERNATE PORT DRIVER CONFIGURATION             |
   |------------------------------------------------------------|
   |           Driver           |              J8               |
   |----------------------------+-------------------------------|
   |           - DTR            |       Pins 1 & 5 closed       |
   |----------------------------+-------------------------------|
   |           + DTR            |       Pins 2 & 6 closed       |
   |----------------------------+-------------------------------|
   |           - RTS            |       Pins 3 & 7 closed       |
   |----------------------------+-------------------------------|
   |           + RTS            |       Pins 4 & 8 closed       |
   +------------------------------------------------------------+