PLUS DEVELOPMENT CORPORATION
============================

   HARDCARD II

   +------------------------------------------------------------+
   +------------------------------------------------------------+

   Data bus: 16-bit, ISA

   Size: Full-length, full-height card

   Hard drives supported:  One AT Interface (IDE) drives

   Floppy drives supported:  None

<gopher://bitreich.org/I/th99/c/P-R/20164-1.png>
   

   +------------------------------------------------------------+
   |                 BIOS AND I/O PORT ADDRESS                  |
   |------------------------------------------------------------|
   |  BIOS  |  I/O PORT  | SW1/switch | SW1/switch | SW1/switch |
   |        |            |     1      |     2      |     3      |
   |--------+------------+------------+------------+------------|
   | C8000h | 170-177h,  |     on     |     on     |     on     |
   |        |  376-377h  |            |            |            |
   |--------+------------+------------+------------+------------|
   | CA000h | 320-327h,  |     on     |     on     |    off     |
   |        |  32E-32Fh  |            |            |            |
   |--------+------------+------------+------------+------------|
   | CC000h | 170-177h,  |     on     |    off     |     on     |
   |        |  376-377h  |            |            |            |
   |--------+------------+------------+------------+------------|
   | CE000h | 320-327h,  |     on     |    off     |    off     |
   |        |  32E-32Fh  |            |            |            |
   |--------+------------+------------+------------+------------|
   | D0000h | 170-177h,  |    off     |     on     |     on     |
   |        |  376-377h  |            |            |            |
   |--------+------------+------------+------------+------------|
   | D2000h | 320-327h,  |    off     |     on     |    off     |
   |        |  32E-32Fh  |            |            |            |
   |--------+------------+------------+------------+------------|
   | D4000h | 170-177h,  |    off     |    off     |     on     |
   |        |  376-377h  |            |            |            |
   |--------+------------+------------+------------+------------|
   | D6000h | 320-327h,  |    off     |    off     |    off     |
   |        |  32E-32Fh  |            |            |            |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                     INTERRUPT REQUEST                      |
   |------------------------------------------------------------|
   |       IRQ        |    SW1/switch 4    |    SW1/switch 5    |
   |------------------+--------------------+--------------------|
   |>> |    IRQ11     |         on         |        off         |
   |---+--------------+--------------------+--------------------|
   |   |    IRQ12     |        off         |         on         |
   +------------------------------------------------------------+