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

   EASYCACHE SCSI (RELEASE 1.0)

   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
   drives

<gopher://bitreich.org/I/th99/c/P-R/21413-1.png>
   

   +------------------------------------------------------------+
   |                        CONNECTIONS                         |
   |------------------------------------------------------------|
   |                  Functions                   |  Location   |
   |----------------------------------------------+-------------|
   | 4-pin connector drive active LED             |     J1      |
   |----------------------------------------------+-------------|
   | Unidentified connector                       |     J2      |
   |----------------------------------------------+-------------|
   | 34-pin control cable connector-floppy drive  |     J3      |
   |----------------------------------------------+-------------|
   | 50-pin SCSI connector-internal               |     J4      |
   |----------------------------------------------+-------------|
   | DB25S connector--external (optional)         |     J5      |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                 USER CONFIGURABLE SETTINGS                 |
   |------------------------------------------------------------|
   |               Function                | Location | Setting |
   |---------------------------------------+----------+---------|
   |>> | Hard drive port address is        |  SW1/3   |   Off   |
   |   | primary                           |          |         |
   |---+-----------------------------------+----------+---------|
   |   | Hard drive port address is        |  SW1/3   |   On    |
   |   | secondary                         |          |         |
   |---+-----------------------------------+----------+---------|
   |>> | Floppy drive enabled              |  SW1/4   |   Off   |
   |---+-----------------------------------+----------+---------|
   |   | Floppy drive disabled             |  SW1/4   |   On    |
   |---+-----------------------------------+----------+---------|
   |>> | Single-speed floppy supported     |  SW1/5   |   Off   |
   |---+-----------------------------------+----------+---------|
   |   | Dual-speed floppy supported       |  SW1/5   |   On    |
   |---+-----------------------------------+----------+---------|
   |>> | Asynchronous operation enabled    |  SW1/10  |   Off   |
   |---+-----------------------------------+----------+---------|
   |   | Synchronous operation enabled     |  SW1/10  |   On    |
   |---+-----------------------------------+----------+---------|
   |>> | hSOS load from disk enabled       |  SW1/11  |   Off   |
   |---+-----------------------------------+----------+---------|
   |   | hSOS load from ROM enabled        |  SW1/11  |   On    |
   |---+-----------------------------------+----------+---------|
   |>> | Termination Power supplied by     |  SW1/12  |   On    |
   |   | easyCache                         |          |         |
   |---+-----------------------------------+----------+---------|
   |   | Termination Power not supplied by |  SW1/12  |   Off   |
   |   | easyCache                         |          |         |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                        SIOS ADDRESS                        |
   |------------------------------------------------------------|
   |        Address         |      SW1/1      |      SW1/2      |
   |------------------------+-----------------+-----------------|
   |   |       C800h        |       Off       |       Off       |
   |---+--------------------+-----------------+-----------------|
   |   |       D000h        |       Off       |       On        |
   |---+--------------------+-----------------+-----------------|
   |>> |       D800h        |       On        |       Off       |
   |---+--------------------+-----------------+-----------------|
   |   |      Disabled      |       On        |       On        |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                     INTERRUPT REQUEST                      |
   |------------------------------------------------------------|
   |      IRQ       |  SW1/6   |  SW1/7   |  SW1/8   |  SW1/9   |
   |----------------+----------+----------+----------+----------|
   |   |  Disabled  |   Off    |   Off    |   Off    |   Off    |
   |---+------------+----------+----------+----------+----------|
   |   |    IRQ5    |    On    |   Off    |   Off    |   Off    |
   |---+------------+----------+----------+----------+----------|
   |   |   IRQ11    |   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     |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                 LED INFORMATION - GENERAL                  |
   |------------------------------------------------------------|
   | LED |    Color     | Status |          Condition           |
   |-----+--------------+--------+------------------------------|
   | D1  | Unidentified |   On   |      Hard drive active       |
   |-----+--------------+--------+------------------------------|
   | D1  | Unidentified |  Off   |     Hard drive inactive      |
   |-----+--------------+--------+------------------------------|
   | D3  | Unidentified |   On   | Data transfer from cache in  |
   |     |              |        |           progress           |
   |-----+--------------+--------+------------------------------|
   | D3  | Unidentified |  Off   |        Cache inactive        |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |             LED INFORMATION - SCSI TERMINATION             |
   |------------------------------------------------------------|
   | LED | Status | SW1/12 | Terminators |      Condition       |
   |-----+--------+--------+-------------+----------------------|
   | D2  |   On   |   On   |  Installed  |  EasyCache supplies  |
   |     |        |        |             |   termination and    |
   |     |        |        |             |       TERMPWR        |
   |-----+--------+--------+-------------+----------------------|
   | D2  |   On   |  Off   |  Installed  |  EasyCache supplies  |
   |     |        |        |             |     termination      |
   |     |        |        |             |                      |
   |     |        |        |             |     Other device     |
   |     |        |        |             |   supplies TERMPWR   |
   |-----+--------+--------+-------------+----------------------|
   | D2  |  Off   |  Off   |  Installed  |  EasyCache supplies  |
   |     |        |        |             |     termination      |
   |     |        |        |             |                      |
   |     |        |        |             | No TERMPWR detected  |
   |-----+--------+--------+-------------+----------------------|
   | D2  |   On   |   On   |   Removed   |  EasyCache supplies  |
   |     |        |        |             |    no termination    |
   |     |        |        |             |                      |
   |     |        |        |             |  EasyCache supplies  |
   |     |        |        |             |       TERMPWR        |
   |-----+--------+--------+-------------+----------------------|
   | D2  |  Off   |  Off   |   Removed   |  EasyCache supplies  |
   |     |        |        |             |  no termination or   |
   |     |        |        |             |       TERMPWR        |
   +------------------------------------------------------------+