(TXT) View Source
       
       # MICRONICS COMPUTERS, INC.
       
          80386 ASIC CACHE ISA
       
          Processor        80386DX                                       
          Processor Speed  20/25/33MHz                                   
          Chip Set         Micronics                                     
          Max. Onboard     16MB                                          
          DRAM             
          Cache            64KB (82385)                                  
          BIOS             Micronics                                     
          Dimensions       355.6mm x 304.8mm                             
          I/O Options      Parallel port, serial ports (2), floppy drive 
                           interface, IDE interface                      
          NPU Options      80387/3167                                    
       
 (IMG) IMG 1
          
       
          +------------------------------------------------------------+
          |                        CONNECTIONS                         |
          |------------------------------------------------------------|
          | Purpose            | Location | Purpose         | Location |
          |--------------------+----------+-----------------+----------|
          | Power LED &        |    J5    | Serial port     |   J610   |
          | keylock            |          | (COM1)          |          |
          |--------------------+----------+-----------------+----------|
          | Auxiliary keyboard |    J6    | Serial port     |   J611   |
          |                    |          | (COM2)          |          |
          |--------------------+----------+-----------------+----------|
          | Speaker            |    J8    | Reset switch    |    W1    |
          |--------------------+----------+-----------------+----------|
          | External battery   |    J9    | Turbo LED       |    W4    |
          |--------------------+----------+-----------------+----------|
          | IDE interface LED  |   J60    | Turbo switch    |    W5    |
          |--------------------+----------+-----------------+----------|
          | Parallel port      |   J609   |                 |          |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 USER CONFIGURABLE SETTINGS                 |
          |------------------------------------------------------------|
          |           Function            | Jumper/Switch |  Position  |
          |-------------------------------+---------------+------------|
          | » | Factory configured - do   |     SW1/1     |     On     |
          |   | not alter                 |               |            |
          |---+---------------------------+---------------+------------|
          | » | NPU enabled               |     SW1/2     |    Off     |
          |---+---------------------------+---------------+------------|
          |   | NPU disabled              |     SW1/2     |     On     |
          |---+---------------------------+---------------+------------|
          | » | Factory configured - do   |     SW1/3     |    Off     |
          |   | not alter                 |               |            |
          |---+---------------------------+---------------+------------|
          | » | Video BIOS shadowing      |     SW1/4     |     On     |
          |   | enabled                   |               |            |
          |---+---------------------------+---------------+------------|
          |   | Video BIOS shadowing      |     SW1/4     |    Off     |
          |   | disabled                  |               |            |
          |---+---------------------------+---------------+------------|
          | » | Factory configured - do   |     SW1/5     |    Off     |
          |   | not alter                 |               |            |
          |---+---------------------------+---------------+------------|
          | » | Monitor type select color |     SW1/6     |     On     |
          |---+---------------------------+---------------+------------|
          |   | Monitor type select       |     SW1/6     |    Off     |
          |   | monochrome                |               |            |
          |---+---------------------------+---------------+------------|
          | » | Cache enabled             |     SW1/7     |     On     |
          |---+---------------------------+---------------+------------|
          |   | Cache disabled            |     SW1/7     |    Off     |
          |---+---------------------------+---------------+------------|
          | » | Factory configured - do   |     SW1/8     |    Off     |
          |   | not alter                 |               |            |
          |---+---------------------------+---------------+------------|
          | » | Serial port (J610) select |     SW2/1     |     On     |
          |   | COM1/3F8-3FFh             |               |            |
          |---+---------------------------+---------------+------------|
          |   | Serial port (J610)        |     SW2/1     |    Off     |
          |   | disabled                  |               |            |
          |---+---------------------------+---------------+------------|
          | » | Serial port (J611) select |     SW2/2     |     On     |
          |   | COM2/2F8-2FF              |               |            |
          |---+---------------------------+---------------+------------|
          |   | Serial port (J611)        |     SW2/2     |    Off     |
          |   | disabled                  |               |            |
          |---+---------------------------+---------------+------------|
          | » | IDE interface (J606)      |     SW2/3     |     On     |
          |   | enabled                   |               |            |
          |---+---------------------------+---------------+------------|
          |   | IDE interface (J606)      |     SW2/3     |    Off     |
          |   | disabled                  |               |            |
          |---+---------------------------+---------------+------------|
          | » | Floppy interface (J607)   |     SW2/4     |     On     |
          |   | enabled                   |               |            |
          |---+---------------------------+---------------+------------|
          |   | Floppy interface (J607)   |     SW2/4     |    Off     |
          |   | disabled                  |               |            |
          |---+---------------------------+---------------+------------|
          | » | Floppy interface address  |     SW2/5     |     On     |
          |   | select primary (3F0 -     |               |            |
          |   | 3F7)                      |               |            |
          |---+---------------------------+---------------+------------|
          |   | Floppy interface address  |     SW2/5     |    open    |
          |   | select secondary (2F0 -   |               |            |
          |   | 2F7)                      |               |            |
          |---+---------------------------+---------------+------------|
          | » | Factory configured - do   |     SW2/8     |     On     |
          |   | not alter                 |               |            |
          |---+---------------------------+---------------+------------|
          | » | BIOS select 27256         |      W2       | pins 2 & 3 |
          |   |                           |               |   closed   |
          |---+---------------------------+---------------+------------|
          |   | BIOS select 27512         |      W2       | pins 1 & 2 |
          |   |                           |               |   closed   |
          |---+---------------------------+---------------+------------|
          |   | Non-cacheable region      |      W9       |   Closed   |
          |   | select E00000 through     |               |            |
          |   | FFFFFF                    |               |            |
          |---+---------------------------+---------------+------------|
          |   | Non-cacheable region      |      W9       |    Open    |
          |   | select D00000 through     |               |            |
          |   | DFFFFF                    |               |            |
          |---+---------------------------+---------------+------------|
          | » | Base memory size select   |      W10      |    Open    |
          |   | 640KB                     |               |            |
          |---+---------------------------+---------------+------------|
          |   | Base memory size select   |      W10      |   Closed   |
          |   | 512KB                     |               |            |
          |---+---------------------------+---------------+------------|
          | » | Factory configured - do   |      W20      |    Open    |
          |   | not alter                 |               |            |
          |---+---------------------------+---------------+------------|
          | » | Video BIOS cacheing       |     W501      |   Closed   |
          |   | enabled                   |               |            |
          |---+---------------------------+---------------+------------|
          |   | Video BIOS cacheing       |     W501      |    Open    |
          |   | disabled                  |               |            |
          |---+---------------------------+---------------+------------|
          | » | Floppy drive type select  |     W603      |    Open    |
          |   | single speed              |               |            |
          |---+---------------------------+---------------+------------|
          |   | Floppy drive type select  |     W603      |   Closed   |
          |   | dual speed                |               |            |
          |---+---------------------------+---------------+------------|
          | » | IDE interface (J606)      |     W604      |   Closed   |
          |   | precompensation mode      |               |            |
          |   | normal (125ns)            |               |            |
          |---+---------------------------+---------------+------------|
          |   | IDE interface (J606)      |     W604      |    Open    |
          |   | precompensation mode      |               |            |
          |   | alternate                 |               |            |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                     DRAM CONFIGURATION                     |
          |------------------------------------------------------------|
          | Size |   Bank 0    |   Bank 1    |   Bank 2   |   Bank 3   |
          |------+-------------+-------------+------------+------------|
          | 1MB  | (4) 256K x  |    NONE     |    NONE    |    NONE    |
          |      |      9      |             |            |            |
          |------+-------------+-------------+------------+------------|
          | 2MB  | (4) 256K x  | (4) 256K x  |    NONE    |    NONE    |
          |      |      9      |      9      |            |            |
          |------+-------------+-------------+------------+------------|
          | 4MB  | (4) 1M x 9  |    NONE     |    NONE    |    NONE    |
          |------+-------------+-------------+------------+------------|
          | 5MB  | (4) 256K x  | (4) 1M x 9  |    NONE    |    NONE    |
          |      |      9      |             |            |            |
          |------+-------------+-------------+------------+------------|
          | 6MB  | (4) 256K x  | (4) 256K x  | (4) 1M x 9 |    NONE    |
          |      |      9      |      9      |            |            |
          |------+-------------+-------------+------------+------------|
          | 8MB  | (4) 1M x 9  | (4) 1M x 9  |    NONE    |    NONE    |
          |------+-------------+-------------+------------+------------|
          | 9MB  | (4) 256K x  | (4) 1M x 9  | (4) 1M x 9 |    NONE    |
          |      |      9      |             |            |            |
          |------+-------------+-------------+------------+------------|
          | 10MB | (4) 256K x  | (4) 256K x  | (4) 1M x 9 | (4) 1M x 9 |
          |      |      9      |      9      |            |            |
          |------+-------------+-------------+------------+------------|
          | 12MB | (4) 1M x 9  | (4) 1M x 9  | (4) 1M x 9 |    NONE    |
          |------+-------------+-------------+------------+------------|
          | 13MB | (4) 256K x  | (4) 1M x 9  | (4) 1M x 9 | (4) 1M x 9 |
          |      |      9      |             |            |            |
          |------+-------------+-------------+------------+------------|
          | 16MB | (4) 1M x 9  | (4) 1M x 9  | (4) 1M x 9 | (4) 1M x 9 |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 DRAM JUMPER CONFIGURATION                  |
          |------------------------------------------------------------|
          |       Size       |        W500        |        W510        |
          |------------------+--------------------+--------------------|
          |       1MB        | pins 1 & 2 closed  | pins 1 & 2 closed  |
          |------------------+--------------------+--------------------|
          |       2MB        | pins 1 & 2 closed  | pins 1 & 2 closed  |
          |------------------+--------------------+--------------------|
          |       4MB        | pins 2 & 3 closed  | pins 1 & 2 closed  |
          |------------------+--------------------+--------------------|
          |       5MB        | pins 1 & 2 closed  | pins 2 & 3 closed  |
          |------------------+--------------------+--------------------|
          |       6MB        | pins 1 & 2 closed  | pins 1 & 2 closed  |
          |------------------+--------------------+--------------------|
          |       8MB        | pins 2 & 3 closed  | pins 2 & 3 closed  |
          |------------------+--------------------+--------------------|
          |       9MB        | pins 1 & 2 closed  | pins 2 & 3 closed  |
          |------------------+--------------------+--------------------|
          |       10MB       | pins 1 & 2 closed  | pins 1 & 2 closed  |
          |------------------+--------------------+--------------------|
          |       12MB       | pins 2 & 3 closed  | pins 2 & 3 closed  |
          |------------------+--------------------+--------------------|
          |       13MB       | pins 1 & 2 closed  | pins 2 & 3 closed  |
          |------------------+--------------------+--------------------|
          |       16MB       | pins 2 & 3 closed  | pins 2 & 3 closed  |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                    CACHE CONFIGURATION                     |
          |------------------------------------------------------------|
          |  Size  |     Organization      |   Bank 0    |   Bank 1    |
          |--------+-----------------------+-------------+-------------|
          |  32KB  |     Direct Mapped     | (4) 8K x 8  |    NONE     |
          |--------+-----------------------+-------------+-------------|
          |  64KB  | 2-way Set-Associative | (4) 8K x 8  | (4) 8K x 8  |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 CACHE JUMPER CONFIGURATION                 |
          |------------------------------------------------------------|
          |       Size       |        W14         |        W15         |
          |------------------+--------------------+--------------------|
          |       32KB       |       Closed       | pins 1 & 2 closed  |
          |------------------+--------------------+--------------------|
          |       64KB       |        Open        | pins 2 & 3 closed  |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                PARALLEL PORT CONFIGURATION                 |
          |------------------------------------------------------------|
          |      Setting       |       SW2/6       |       SW2/7       |
          |--------------------+-------------------+-------------------|
          | LPT1/IRQ7/378-37F  |        On         |        On         |
          |--------------------+-------------------+-------------------|
          | LPT1/IRQ7/3B8-3BF  |        On         |        Off        |
          |--------------------+-------------------+-------------------|
          | LPT2/IRQ5/278-27F  |        Off        |        On         |
          |--------------------+-------------------+-------------------|
          |      Disabled      |        Off        |        Off        |
          +------------------------------------------------------------+