ACCULOGIC, INC.
===============

   SIDE-2/VL

   +------------------------------------------------------------+
   |------------------------------------------------------------|
   | Data bus:          | 32-bit VL-bus                         |
   |--------------------+---------------------------------------|
   | Size:              | Three-fourth length, half-height card |
   |--------------------+---------------------------------------|
   | Hard drive         | Four IDE(AT) drives                   |
   | supported:         |                                       |
   |--------------------+---------------------------------------|
   | Floppy drives      | None                                  |
   | supported:         |                                       |
   +------------------------------------------------------------+

<gopher://bitreich.org/I/th99/c/A-B/20955-1.png>
   

   +------------------------------------------------------------+
   |                        CONNECTIONS                         |
   |------------------------------------------------------------|
   |                 Function                 |    Location     |
   |------------------------------------------+-----------------|
   | 40-pin VESA primary IDE(AT) connector    |       J1        |
   |------------------------------------------+-----------------|
   | 4-pin connector - drive active LED       |       J2        |
   |------------------------------------------+-----------------|
   | 40-pin ISA secondary IDE(AT) connector   |       J4        |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                 USER CONFIGURABLE SETTINGS                 |
   |------------------------------------------------------------|
   |             Function               | Location |  Setting   |
   |------------------------------------+----------+------------|
   |>> | VESA IDE(AT) interface enabled |   JP3    | Pins 1 & 2 |
   |   |                                |          |   closed   |
   |---+--------------------------------+----------+------------|
   |   | VESA IDE(AT) interface         |   JP3    | Pins 2 & 3 |
   |   | disabled                       |          |   closed   |
   |---+--------------------------------+----------+------------|
   |>> | VESA IDE primary address is    |   JP4    | Pins 1 & 2 |
   |   | 1F0h                           |          |   closed   |
   |---+--------------------------------+----------+------------|
   |   | VESA IDE secondary address is  |   JP4    | Pins 2 & 3 |
   |   | 170h                           |          |   closed   |
   |---+--------------------------------+----------+------------|
   |>> | VESA I/O address is 078h       |   JP5    | Pins 1 & 2 |
   |   |                                |          |   closed   |
   |---+--------------------------------+----------+------------|
   |   | VESA I/O address is 178h       |   JP5    | Pins 2 & 3 |
   |   |                                |          |   closed   |
   |---+--------------------------------+----------+------------|
   |>> | ISA secondary IOCHRDY signal   |   JP8    |    Open    |
   |   | disabled                       |          |            |
   |---+--------------------------------+----------+------------|
   |   | ISA secondary IOCHRDY signal   |   JP8    |   Closed   |
   |   | enabled                        |          |            |
   |---+--------------------------------+----------+------------|
   |>> | ISA secondary IDE(AT)          |   JP10   | Pins 1 & 2 |
   |   | interface disabled             |          |   closed   |
   |---+--------------------------------+----------+------------|
   |   | ISA secondary IDE(AT)          |   JP10   | Pins 2 & 3 |
   |   | interface enabled              |          |   closed   |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                   BIOS ADDRESS SELECTION                   |
   |------------------------------------------------------------|
   |         Address         |      JP6      |       JP7        |
   |-------------------------+---------------+------------------|
   |>> |        C800h        |      Off      |      Closed      |
   |---+---------------------+---------------+------------------|
   |   |        D000h        |      On       |       Open       |
   |---+---------------------+---------------+------------------|
   |   |        D800h        |      Off      |       Open       |
   |---+---------------------+---------------+------------------|
   |   |      Disabled       |      On       |      Closed      |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |              PRIMARY IDE INTERRUPT SELECTION               |
   |------------------------------------------------------------|
   |              IRQ              |     JP1      |     JP2     |
   |-------------------------------+--------------+-------------|
   |>>  | VESA is primary IDE (IRQ |  Pins 1 & 2  | Pins 1 & 2  |
   |    | 14) and                  |    closed    |   closed    |
   |    |                          |              |             |
   |    | ISA is secondary IDE     |              |             |
   |----+--------------------------+--------------+-------------|
   |    | VESA is primary IDE      |  Pins 1 & 2  | Pins 2 & 3  |
   |    | (IRQ14)                  |    closed    |   closed    |
   |----+--------------------------+--------------+-------------|
   |    | VESA is secondary IDE    |  Pins 2 & 3  | Pins 2 & 3  |
   |    |                          |    closed    |   closed    |
   |------------------------------------------------------------|
   | Note: Jumper J9 selects the IRQ for secondary VESA/ISA     |
   | IDE.                                                       |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |             SECONDARY IDE INTERRUPT SELECTION              |
   |------------------------------------------------------------|
   |     IRQ      |   JP9/A   |   JP9/B   |  JP9/C   |  JP9/D   |
   |--------------+-----------+-----------+----------+----------|
   |>> |  IRQ15   |  Closed   |   Open    |   Open   |   Open   |
   |---+----------+-----------+-----------+----------+----------|
   |   |  IRQ10   |   Open    |  Closed   |   Open   |   Open   |
   |---+----------+-----------+-----------+----------+----------|
   |   |  IRQ11   |   Open    |   Open    |  Closed  |   Open   |
   |---+----------+-----------+-----------+----------+----------|
   |   |  IRQ12   |   Open    |   Open    |   Open   |  Closed  |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                MISCELLANEOUS TECHNICAL NOTE                |
   |------------------------------------------------------------|
   | The location of pin 1 on all jumpers is unidentified.      |
   +------------------------------------------------------------+