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

   EASYCACHE PRO SCSI, EASYCACHE SCSI (RELEASE 2.0)

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

   Data bus: 16-bit, ISA

   Size: Full-length, full-height card

   Hard Drives Suppported: Up to seven SCSI devices

   Floppy Drives Supported: Two 360KB, 720KB, 1.2MB, or 1.44MB
<gopher://bitreich.org/I/th99/c/P-R/20157-1.png>
   drives 

   +------------------------------------------------------------+
   |                        CONNECTIONS                         |
   |------------------------------------------------------------|
   |                    Functions                    | Location |
   |-------------------------------------------------+----------|
   | DB25 SCSI connector-external (easyCACHE Pro     |   CN1    |
   | only)                                           |          |
   |-------------------------------------------------+----------|
   | 4-pin connector-Drive Active LED                |    J1    |
   |-------------------------------------------------+----------|
   | 9-pin serial port                               |    J2    |
   |-------------------------------------------------+----------|
   | 34-pin control cable connector-floppy drive     |    J3    |
   |-------------------------------------------------+----------|
   | 50-pin SCSI connector-internal                  |    J4    |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                 USER CONFIGURABLE SETTINGS                 |
   |------------------------------------------------------------|
   |             Function              |   Location   | Setting |
   |-----------------------------------+--------------+---------|
   |>> | Hard drive port address       | SW1/switch 3 |   off   |
   |   | 1F0-1F7h, 3F0-3F1h, 3F7h      |              |         |
   |---+-------------------------------+--------------+---------|
   |   | Hard drive port address       | SW1/switch 3 |   on    |
   |   | 170-177h, 370-371h, 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      |         |
   |---+-------------------------------+--------------+---------|
   |>> | Termination Power enabled     |  SW1/switch  |   on    |
   |   |                               |      12      |         |
   |---+-------------------------------+--------------+---------|
   |   | Termination Power disabled    |  SW1/switch  |   off   |
   |   |                               |      12      |         |
   +------------------------------------------------------------+

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

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

   +------------------------------------------------------------+
   |                 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     |
   |------------------------------------------------------------|
   | Note:* 4MBx9 SIMM's are only supported by the easyCACHE    |
   | Pro IDE controller                                         |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                      LED INFORMATION                       |
   |------------------------------------------------------------|
   | LED |    Color     | Status |          Condition           |
   |-----+--------------+--------+------------------------------|
   | D1  | Unidentified |   On   |      Hard drive active       |
   |-----+--------------+--------+------------------------------|
   | D1  | Unidentified |  Off   |     Hard drive inactive      |
   |-----+--------------+--------+------------------------------|
   | D2  | Unidentified |   On   |    SCSI termination power    |
   |     |              |        |     supplied by SCSI bus     |
   |-----+--------------+--------+------------------------------|
   | D2  | Unidentified |  Off   | No SCSI termination detected |
   |-----+--------------+--------+------------------------------|
   | D3  | Unidentified |   On   | Data transfer from cache in  |
   |     |              |        |           progress           |
   |-----+--------------+--------+------------------------------|
   | D3  | Unidentified |  Off   |        Cache inactive        |
   +------------------------------------------------------------+