DECISION COMPUTER INTERNATIONAL CO., LTD.
=========================================

   PCCOM 8-BIT ISA 8-PORT RJ-11 RS-232/422

   Card Type         Serial                                       
   Chipset           GoldStar                                     
   I/O Options       Serial ports (8)                             
   Data Bus          8-bit ISA                                    

<gopher://bitreich.org/I/th99/i/C-D/52582-1.png>
   

   +------------------------------------------------------------+
   |                        CONNECTIONS                         |
   |------------------------------------------------------------|
   |   Function    | Label |          Function          | Label |
   |---------------+-------+----------------------------+-------|
   | Serial port 1 |  J1   | Serial port 6              |  J6   |
   |---------------+-------+----------------------------+-------|
   | Serial port 2 |  J2   | Serial port 7              |  J7   |
   |---------------+-------+----------------------------+-------|
   | Serial port 3 |  J3   | Serial port 8              |  J8   |
   |---------------+-------+----------------------------+-------|
   | Serial port 4 |  J4   | Daisy chain connector (see |  J9   |
   |               |       | pinout below)              |       |
   |---------------+-------+----------------------------+-------|
   | Serial port 5 |  J5   |                            |       |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                         J9 PINOUT                          |
   |------------------------------------------------------------|
   |        Function        | Pin |       Function        | Pin |
   |------------------------+-----+-----------------------+-----|
   | Daisy chain out        |  1  | Daisy chain in        |  3  |
   |------------------------+-----+-----------------------+-----|
   | Daisy chain out        |  2  | Daisy chain in        |  4  |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                 USER CONFIGURABLE SETTINGS                 |
   |------------------------------------------------------------|
   |                Setting                 | Label | Position  |
   |----------------------------------------+-------+-----------|
   |>> | Interrupt master                   |  JP1  |  Closed   |
   |---+------------------------------------+-------+-----------|
   |   | Interrupt slave                    |  JP1  |   Open    |
   |---+------------------------------------+-------+-----------|
   |>> | Factory configured - do not alter  | SW3/7 |    On     |
   |---+------------------------------------+-------+-----------|
   |>> | Interrupt vector enabled           | SW3/8 |    Off    |
   |---+------------------------------------+-------+-----------|
   |   | Interrupt vector disabled          | SW3/8 |    On     |
   |------------------------------------------------------------|
   |      Note:Only one board per system should be set to       |
   |      interrupt master.                                     |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                      BASE I/O ADDRESS                      |
   |------------------------------------------------------------|
   |  Setting   |   SW1/1   |   SW1/2   |   SW1/3   |   SW1/4   |
   |------------+-----------+-----------+-----------+-----------|
   |    000h    |    On     |    On     |    On     |    On     |
   |------------+-----------+-----------+-----------+-----------|
   |    040h    |    On     |    On     |    On     |    Off    |
   |------------+-----------+-----------+-----------+-----------|
   |    080h    |    On     |    On     |    Off    |    On     |
   |------------+-----------+-----------+-----------+-----------|
   |    0C0h    |    On     |    On     |    Off    |    Off    |
   |------------+-----------+-----------+-----------+-----------|
   |    100h    |    On     |    Off    |    On     |    On     |
   |------------+-----------+-----------+-----------+-----------|
   |    140h    |    On     |    Off    |    On     |    Off    |
   |------------+-----------+-----------+-----------+-----------|
   |    180h    |    On     |    Off    |    Off    |    On     |
   |------------+-----------+-----------+-----------+-----------|
   |    1C0h    |    On     |    Off    |    Off    |    Off    |
   |------------+-----------+-----------+-----------+-----------|
   |    200h    |    Off    |    On     |    On     |    On     |
   |------------+-----------+-----------+-----------+-----------|
   |    240h    |    Off    |    On     |    On     |    Off    |
   |------------+-----------+-----------+-----------+-----------|
   |    280h    |    Off    |    On     |    Off    |    On     |
   |------------+-----------+-----------+-----------+-----------|
   |    2C0h    |    Off    |    On     |    Off    |    Off    |
   |------------+-----------+-----------+-----------+-----------|
   |    300h    |    Off    |    Off    |    On     |    On     |
   |------------+-----------+-----------+-----------+-----------|
   |    340h    |    Off    |    Off    |    On     |    Off    |
   |------------+-----------+-----------+-----------+-----------|
   |    380h    |    Off    |    Off    |    Off    |    On     |
   |------------+-----------+-----------+-----------+-----------|
   |    3C0h    |    Off    |    Off    |    Off    |    Off    |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                         INTERRUPT                          |
   |------------------------------------------------------------|
   | Setting | SW2/1  | SW2/2  | SW2/3  | SW2/4 | SW2/5 | SW2/6 |
   |---------+--------+--------+--------+-------+-------+-------|
   |  IRQ2   |   On   |  Off   |  Off   |  Off  |  Off  |  Off  |
   |---------+--------+--------+--------+-------+-------+-------|
   |  IRQ3   |  Off   |   On   |  Off   |  Off  |  Off  |  Off  |
   |---------+--------+--------+--------+-------+-------+-------|
   |  IRQ4   |  Off   |  Off   |   On   |  Off  |  Off  |  Off  |
   +------------------------------------------------------------+