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

   PCDISK/384KB

   Card Type              Memory-based disk                       
   Maximum Onboard Memory 384KB EPROM                             
   I/O Options            Auto-reset function                     
   Data Bus               8-bit ISA                               

<gopher://bitreich.org/I/th99/i/C-D/52477-1.png>
   

   +------------------------------------------------------------+
   |                         SRAM/EPROM                         |
   |------------------------------------------------------------|
   | EPROM  |   U1   |   U2   |   U3   |   U4   |  U5   |  U6   |
   |  Size  |        |        |        |        |       |       |
   |--------+--------+--------+--------+--------+-------+-------|
   |  64KB  |  None  |  None  |  None  |  None  | None  |  (1)  |
   |        |        |        |        |        |       | 27512 |
   |--------+--------+--------+--------+--------+-------+-------|
   | 128KB  |  None  |  None  |  None  |  None  |  (1)  |  (1)  |
   |        |        |        |        |        | 27512 | 27512 |
   |--------+--------+--------+--------+--------+-------+-------|
   | 192KB  |  None  |  None  |  None  |  (1)   |  (1)  |  (1)  |
   |        |        |        |        | 27512  | 27512 | 27512 |
   |--------+--------+--------+--------+--------+-------+-------|
   | 256KB  |  None  |  None  |  (1)   |  (1)   |  (1)  |  (1)  |
   |        |        |        | 27512  | 27512  | 27512 | 27512 |
   |--------+--------+--------+--------+--------+-------+-------|
   | 320KB  |  None  |  (1)   |  (1)   |  (1)   |  (1)  |  (1)  |
   |        |        | 27512  | 27512  | 27512  | 27512 | 27512 |
   |--------+--------+--------+--------+--------+-------+-------|
   | 384KB  |  (1)   |  (1)   |  (1)   |  (1)   |  (1)  |  (1)  |
   |        | 27512  | 27512  | 27512  | 27512  | 27512 | 27512 |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                      BASE I/O ADDRESS                      |
   |------------------------------------------------------------|
   |     Setting     |    SW1/1     |    SW1/2    |    SW1/3    |
   |-----------------+--------------+-------------+-------------|
   |>> |    200h     |      On      |     On      |     On      |
   |---+-------------+--------------+-------------+-------------|
   |   |    240h     |     Off      |     On      |     On      |
   |---+-------------+--------------+-------------+-------------|
   |   |    280h     |      On      |     Off     |     Off     |
   |---+-------------+--------------+-------------+-------------|
   |   |    2C0h     |     Off      |     Off     |     Off     |
   |---+-------------+--------------+-------------+-------------|
   |   |    300h     |      On      |     On      |     On      |
   |---+-------------+--------------+-------------+-------------|
   |   |    340h     |     Off      |     On      |     On      |
   |---+-------------+--------------+-------------+-------------|
   |   |    3C0h     |      On      |     Off     |     Off     |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                        BIOS ADDRESS                        |
   |------------------------------------------------------------|
   |     Setting      |    SW1/4    |    SW1/5    |    SW1/6    |
   |------------------+-------------+-------------+-------------|
   |   |    C0000h    |     On      |     On      |     On      |
   |---+--------------+-------------+-------------+-------------|
   |   |    C4000h    |     Off     |     On      |     On      |
   |---+--------------+-------------+-------------+-------------|
   |   |    C8000h    |     On      |     Off     |     On      |
   |---+--------------+-------------+-------------+-------------|
   |   |    CC000h    |     Off     |     Off     |     On      |
   |---+--------------+-------------+-------------+-------------|
   |>> |    D0000h    |     On      |     On      |     Off     |
   |---+--------------+-------------+-------------+-------------|
   |   |    D4000h    |     Off     |     On      |     Off     |
   |---+--------------+-------------+-------------+-------------|
   |   |    D8000h    |     On      |     Off     |     Off     |
   +------------------------------------------------------------+