PROMISE TECHNOLOGY, INC.
========================

   DC2300

   Data bus:            32-bit VESA                               
   Size:                Full-length, half-height card             
   Hard drive           Two IDE (AT) Interface drives             
   supported:           
   Floppy drives        Two 360KB, 720KB, 1.2MB, or 1.44MB drives 
   supported:           

<gopher://bitreich.org/I/th99/c/P-R/20602-1.png>
   

   +------------------------------------------------------------+
   |                        CONNECTIONS                         |
   |------------------------------------------------------------|
   |                 Function                  |    Location    |
   |-------------------------------------------+----------------|
   | 40-pin connector - VL/IDE drive interface |       J1       |
   |-------------------------------------------+----------------|
   | 4-pin connector - drive activity LED      |       J2       |
   |-------------------------------------------+----------------|
   | 34-pin connector - Floppy drive interface |       J3       |
   |-------------------------------------------+----------------|
   | 16-pin connector - Game port              |       J4       |
   |-------------------------------------------+----------------|
   | 10-pin connector - Serial port 2          |       J5       |
   |-------------------------------------------+----------------|
   | 10-pin connector - Serial port 1          |       J6       |
   |-------------------------------------------+----------------|
   | 25-pin connector - parallel port          |       J7       |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                  DISK DATA TRANSFER RATES                  |
   |------------------------------------------------------------|
   | Speed |       JP1       |       JP2       |      JP3       |
   |-------+-----------------+-----------------+----------------|
   |>> | 2 |   pins 1 & 2    |   pins 1 & 2    |   pins 2 & 3   |
   |   |   |     closed      |     closed      |     closed     |
   |---+---+-----------------+-----------------+----------------|
   |   | 0 |   pins 1 & 2    |   pins 2 & 3    |   pins 2 & 3   |
   |   |   |     closed      |     closed      |     closed     |
   |---+---+-----------------+-----------------+----------------|
   |   | 4 |   pins 1 & 2    |   pins 2 & 3    |   pins 1 & 2   |
   |   |   |     closed      |     closed      |     closed     |
   |---+---+-----------------+-----------------+----------------|
   |   | 6 |   pins 1 & 2    |   pins 1 & 2    |   pins 1 & 2   |
   |   |   |     closed      |     closed      |     closed     |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                 USER CONFIGURABLE SETTINGS                 |
   |------------------------------------------------------------|
   |            Function            |   Location   |  Setting   |
   |--------------------------------+--------------+------------|
   |>> | Floppy controller enabled  | JP5/jumper H | pins 2 & 3 |
   |   |                            |              |   closed   |
   |---+----------------------------+--------------+------------|
   |   | Floppy controller disabled | JP5/jumper H | pins 1 & 2 |
   |   |                            |              |   closed   |
   |---+----------------------------+--------------+------------|
   |>> | Game port enabled          | JP5/jumper I | pins 2 & 3 |
   |   |                            |              |   closed   |
   |---+----------------------------+--------------+------------|
   |   | Game port disabled         | JP5/jumper I | pins 1 & 2 |
   |   |                            |              |   closed   |
   |---+----------------------------+--------------+------------|
   |>> | Parallel data output only  |     JP6      | pins 2 & 3 |
   |   | enabled                    |              |   closed   |
   |---+----------------------------+--------------+------------|
   |   | Parallel data input only   |     JP6      | pins 1 & 2 |
   |   | enabled                    |              |   closed   |
   |---+----------------------------+--------------+------------|
   |>> | IDE disk controller        |     JP7      |   Closed   |
   |   | enabled                    |              |            |
   |---+----------------------------+--------------+------------|
   |   | IDE disk controller        |     JP7      |    Open    |
   |   | disabled                   |              |            |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |               IDE INTERRUPT SELECTION - JP4                |
   |------------------------------------------------------------|
   |    Address     |   IRQ   | Jumper A  | Jumper B | Jumper C |
   |----------------+---------+-----------+----------+----------|
   |>> |  Primary   | IRQ 14  |   open    |  closed  |   open   |
   |---+------------+---------+-----------+----------+----------|
   |   | Secondary  | IRQ 12  |  closed   |   open   |  closed  |
   |---+------------+---------+-----------+----------+----------|
   |   | Secondary  | IRQ 15  |   open    |   open   |  closed  |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                SERIAL PORT 1 ADDRESS - JP5                 |
   |------------------------------------------------------------|
   |     Address      |      Jumper A      |      Jumper B      |
   |------------------+--------------------+--------------------|
   |>> |     3F8h     | pins 1 & 2 closed  | pins 1 & 2 closed  |
   |---+--------------+--------------------+--------------------|
   |   |     3E8h     | pins 2 & 3 closed  | pins 1 & 2 closed  |
   |---+--------------+--------------------+--------------------|
   |   |   Disabled   | pins 2 & 3 closed  |        open        |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                SERIAL PORT 2 ADDRESS - JP5                 |
   |------------------------------------------------------------|
   |     Address      |      Jumper C      |      Jumper D      |
   |------------------+--------------------+--------------------|
   |>> |     2F8h     | pins 2 & 3 closed  | pins 2 & 3 closed  |
   |---+--------------+--------------------+--------------------|
   |   |     2E8h     | pins 2 & 3 closed  | pins 1 & 2 closed  |
   |---+--------------+--------------------+--------------------|
   |   |   Disabled   | pins 2 & 3 closed  |        open        |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                PARALLEL PORT ADDRESS - JP5                 |
   |------------------------------------------------------------|
   |    Address     |    Jumper E     |  Jumper F  |  Jumper G  |
   |----------------+-----------------+------------+------------|
   |>> | 278h, IRQ7 |   pins 2 & 3    | pins 1 & 2 | pins 2 & 3 |
   |   |            |     closed      |   closed   |   closed   |
   |---+------------+-----------------+------------+------------|
   |   | 278h, IRQ5 |   pins 2 & 3    | pins 1 & 2 | pins 1 & 2 |
   |   |            |     closed      |   closed   |   closed   |
   |---+------------+-----------------+------------+------------|
   |   | 378h, IRQ5 |   pins 2 & 3    | pins 2 & 3 | pins 1 & 2 |
   |   |            |     closed      |   closed   |   closed   |
   |---+------------+-----------------+------------+------------|
   |   | 378h, IRQ7 |   pins 2 & 3    | pins 2 & 3 | pins 2 & 3 |
   |   |            |     closed      |   closed   |   closed   |
   |---+------------+-----------------+------------+------------|
   |   |  Disabled  |   pins 1 & 2    |    open    |    open    |
   |   |            |     closed      |            |            |
   +------------------------------------------------------------+