PERCEPTIVE SOLUTIONS, INC.
==========================

   EASYCACHE ESDI, EASYCACHE PRO ESDI

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

   Data bus: 16-bit, ISA

   Size: Full-length, full-height card

   Hard Drives Suppported: Two ESDI drives

   Floppy Drives Supported: Two 360KB, 720KB, 1.2MB, or 1.44MB
   drives

<gopher://bitreich.org/I/th99/c/P-R/20155-1.png>
   

   +------------------------------------------------------------+
   |                        CONNECTIONS                         |
   |------------------------------------------------------------|
   |                  Function                   |   Location   |
   |---------------------------------------------+--------------|
   | 4-pin connector-drive active LED            |      J1      |
   |---------------------------------------------+--------------|
   | 9-pin serial port                           |      J2      |
   |---------------------------------------------+--------------|
   | 20-pin data cable connector-drive 0         |      J3      |
   |---------------------------------------------+--------------|
   | 20-pin data cable connector-drive 1         |      J4      |
   |---------------------------------------------+--------------|
   | 34-pin control cable connector-hard drive   |      J5      |
   |---------------------------------------------+--------------|
   | 34-pin control cable connector-floppy drive |      J6      |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                 USER CONFIGURABLE SETTINGS                 |
   |------------------------------------------------------------|
   |             Function              |   Location   | Setting |
   |-----------------------------------+--------------+---------|
   |>> | Hard drive port address       | SW1/switch 3 |   off   |
   |   | 1F0-1F7, 3F0-3F1, 3F7h        |              |         |
   |---+-------------------------------+--------------+---------|
   |   | Hard drive port address       | SW1/switch 3 |   on    |
   |   | 170-177, 370-371, 377h        |              |         |
   |---+-------------------------------+--------------+---------|
   |>> | Floppy drive enabled          | SW1/switch 4 |   off   |
   |---+-------------------------------+--------------+---------|
   |   | Floppy drive disabled         | SW1/switch 4 |   on    |
   |---+-------------------------------+--------------+---------|
   |>> | Single-speed floppy supported | SW1/switch 5 |   off   |
   |---+-------------------------------+--------------+---------|
   |   | Dual-speed floppy supported   | SW1/switch 5 |   on    |
   |---+-------------------------------+--------------+---------|
   |>> | Factory configured - do not   |  SW1/switch  |   off   |
   |   | alter                         |      10      |         |
   |---+-------------------------------+--------------+---------|
   |>> | hSOS load enabled             |  SW1/switch  |   off   |
   |   |                               |      11      |         |
   |---+-------------------------------+--------------+---------|
   |   | hSOS load disabled            |  SW1/switch  |   on    |
   |   |                               |      11      |         |
   |---+-------------------------------+--------------+---------|
   |>> | Factory configured - do not   |  SW1/switch  |   off   |
   |   | alter                         |      12      |         |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                        BIOS ADDRESS                        |
   |------------------------------------------------------------|
   |      Address       |   SW1/switch 1    |   SW1/switch 2    |
   |--------------------+-------------------+-------------------|
   |>> |     D800h      |        on         |        off        |
   |---+----------------+-------------------+-------------------|
   |   |     D000h      |        off        |        on         |
   |---+----------------+-------------------+-------------------|
   |   |     C800h      |        off        |        off        |
   |---+----------------+-------------------+-------------------|
   |   |    Disabled    |        on         |        on         |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                     INTERRUPT REQUEST                      |
   |------------------------------------------------------------|
   |   IRQ    |SW1/switch 6|SW1/switch 7|SW1/switch |SW1/switch |
   |          |            |            |     8     |     9     |
   |----------+------------+------------+-----------+-----------|
   |>>| IRQ14  |    off     |    off     |    on     |    off    |
   |-+--------+------------+------------+-----------+-----------|
   | |  IRQ5  |     on     |    off     |    off    |    off    |
   |-+--------+------------+------------+-----------+-----------|
   | | IRQ12  |    off     |     on     |    off    |    off    |
   |-+--------+------------+------------+-----------+-----------|
   | | IRQ15  |    off     |    off     |    off    |    on     |
   |-+--------+------------+------------+-----------+-----------|
   | |Disabled|    off     |    off     |    off    |    off    |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                 CACHE MEMORY CONFIGURATION                 |
   |------------------------------------------------------------|
   |     Size      |        Bank 0         |       Bank 1       |
   |---------------+-----------------------+--------------------|
   |     512KB     |     (2) 256K x 9      |        NONE        |
   |---------------+-----------------------+--------------------|
   |      1MB      |     (2) 256K x 9      |    (2) 256K x 9    |
   |---------------+-----------------------+--------------------|
   |      2MB      |      (2) 1M x 9       |        NONE        |
   |---------------+-----------------------+--------------------|
   |     2.5MB     |      (2) 1M x 9       |    (2) 256K x 9    |
   |---------------+-----------------------+--------------------|
   |      4MB      |      (2) 1M x 9       |     (2) 1M x 9     |
   |---------------+-----------------------+--------------------|
   |     8MB*      |      (2) 4M x 9       |        NONE        |
   |---------------+-----------------------+--------------------|
   |    8.5MB*     |      (2) 4M x 9       |    (2) 256K x 9    |
   |---------------+-----------------------+--------------------|
   |     10MB*     |      (2) 4M x 9       |     (2) 1M x 9     |
   |---------------+-----------------------+--------------------|
   |     16MB*     |      (2) 4M x 9       |     (2) 4M x 9     |
   |------------------------------------------------------------|
   | Notes:* 4MBx9 SIMM's are supported only by the easyCACHE   |
   | Pro controlller                                            |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                      LED INFORMATION                       |
   |------------------------------------------------------------|
   | Hard drive read, write, or seek in progress.      |   D1   |
   |                                                   |        |
   | Lights solid to indicate dirty cache              |        |
   |---------------------------------------------------+--------|
   | Data transfer between cache and host in progress. |   D2   |
   +------------------------------------------------------------+