(TXT) View Source
       
       # CACHE COMPUTERS, INC.
       
          CACHE BAT 486 (Model 319)
       
          Processor    80486SX/80486DX                                   
          Processor    20/25/33/40/50MHz                                 
          Speed        
          Chip Set     UMC                                               
          Max. Onboard 32MB                                              
          DRAM         
          Cache        64/128/256KB                                      
          BIOS         AMI/MR                                            
          Dimensions   330mm x 218mm                                     
          I/O Options  Serial ports (2), parallel port, game port, bus   
                       mouse port, floppy drive interface, IDE           
                       interface, 32-bit external memory card slot       
          NPU Options  4167                                              
       
 (IMG) IMG 1
          
       
          +------------------------------------------------------------+
          |                        CONNECTIONS                         |
          |------------------------------------------------------------|
          | Purpose           | Location | Purpose          | Location |
          |-------------------+----------+------------------+----------|
          | External battery  |    J2    | Serial port COM1 |    P1    |
          |-------------------+----------+------------------+----------|
          | IDE LED           |    J3    | Serial port COM2 |    P2    |
          |-------------------+----------+------------------+----------|
          | Auxiliary         |    J8    | Game port        |    P3    |
          | keyboard          |          |                  |          |
          |-------------------+----------+------------------+----------|
          | Speaker           |   J10    | Bus mouse port   |    P4    |
          |-------------------+----------+------------------+----------|
          | Power LED &       |   J11    | Parallel port    |    P5    |
          | keylock           |          |                  |          |
          |-------------------+----------+------------------+----------|
          | Reset switch      |   J12    | IDE interface    |    P6    |
          |-------------------+----------+------------------+----------|
          | Turbo switch      |   J13    | Floppy drive     |    P7    |
          |                   |          | interface        |          |
          |-------------------+----------+------------------+----------|
          | Turbo LED         |   J14    | 32-bit external  |    S1    |
          |                   |          | memory slot      |          |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 USER CONFIGURABLE SETTINGS                 |
          |------------------------------------------------------------|
          |            Function             | Jumper/Switch | Position |
          |---------------------------------+---------------+----------|
          | » | Floppy drive enabled        |     SW3/1     |   Off    |
          |---+-----------------------------+---------------+----------|
          |   | Floppy drive disabled       |     SW3/1     |    On    |
          |---+-----------------------------+---------------+----------|
          | » | IDE interface enabled       |     SW3/2     |   Off    |
          |---+-----------------------------+---------------+----------|
          |   | IDE interface disabled      |     SW3/2     |    On    |
          |---+-----------------------------+---------------+----------|
          | » | Serial port COM1 (P1)       |     SW3/3     |   Off    |
          |   | enabled                     |               |          |
          |---+-----------------------------+---------------+----------|
          |   | Serial port COM1 (P1)       |     SW3/3     |    On    |
          |   | disabled                    |               |          |
          |---+-----------------------------+---------------+----------|
          | » | Serial port COM2 (P2)       |     SW3/4     |   Off    |
          |   | enabled                     |               |          |
          |---+-----------------------------+---------------+----------|
          |   | Serial port COM2 (P2)       |     SW3/4     |    On    |
          |   | disabled                    |               |          |
          |---+-----------------------------+---------------+----------|
          | » | Game port enabled           |     SW3/5     |   Off    |
          |---+-----------------------------+---------------+----------|
          |   | Game port disabled          |     SW3/5     |    On    |
          |---+-----------------------------+---------------+----------|
          | » | Parallel port enabled       |     SW3/6     |   Off    |
          |---+-----------------------------+---------------+----------|
          |   | Parallel port disabled      |     SW3/6     |    On    |
          |---+-----------------------------+---------------+----------|
          | » | Bus mouse port enabled      |     SW3/7     |   Off    |
          |---+-----------------------------+---------------+----------|
          |   | Bus mouse port disabled     |     SW3/7     |    On    |
          |---+-----------------------------+---------------+----------|
          | » | CMOS memory normal          |      W1       |   Open   |
          |   | operation                   |               |          |
          |---+-----------------------------+---------------+----------|
          |   | CMOS memory clear           |      W1       |  Closed  |
          |---+-----------------------------+---------------+----------|
          | » | Monitor type select color   |      W2       |   Open   |
          |   | (AMI BIOS)                  |               |          |
          |---+-----------------------------+---------------+----------|
          |   | Monitor type select         |      W2       |  Closed  |
          |   | monochrome (AMI BIOS)       |               |          |
          |---+-----------------------------+---------------+----------|
          | » | Password enabled (MR BIOS)  |      W2       |   Open   |
          |---+-----------------------------+---------------+----------|
          |   | Password disabled (MR BIOS) |      W2       |  Closed  |
          |---+-----------------------------+---------------+----------|
          | » | Floppy drive interface      |      W5       |   Open   |
          |   | address select 1F0-1F7h     |               |          |
          |---+-----------------------------+---------------+----------|
          |   | Floppy drive interface      |      W5       |  Closed  |
          |   | address select 170-177h     |               |          |
          |---+-----------------------------+---------------+----------|
          | » | IDE interface address       |      W6       |   Open   |
          |   | select 3F1-3F7h             |               |          |
          |---+-----------------------------+---------------+----------|
          |   | IDE interface address       |      W6       |  Closed  |
          |   | select 371-377h             |               |          |
          |---+-----------------------------+---------------+----------|
          | » | Serial port (P1) select     |      W7       |   Open   |
          |   | COM1 at address 3F8-3FFh    |               |          |
          |---+-----------------------------+---------------+----------|
          |   | Serial port (P1) select     |      W7       |  Closed  |
          |   | COM3 at address 3E8-3EFh    |               |          |
          |---+-----------------------------+---------------+----------|
          | » | Serial port (P2) select     |      W8       |   Open   |
          |   | COM2 at address 2F8-2FFh    |               |          |
          |---+-----------------------------+---------------+----------|
          |   | Serial port (P2) select     |      W8       |  Closed  |
          |   | COM4 at address 2E8-2EFh    |               |          |
          |---+-----------------------------+---------------+----------|
          | » | Parallel port (P5) select   |      W9       |   Open   |
          |   | LPT1 at address 378-37Fh    |               |          |
          |---+-----------------------------+---------------+----------|
          |   | Parallel port (P5) select   |      W9       |  Closed  |
          |   | LPT2 at address 278-27Fh    |               |          |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                     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      |            |            |
          |------+-------------+-------------+------------+------------|
          | 3MB  | (4) 256K x  | (4) 256K x  | (4) 256K x |    NONE    |
          |      |      9      |      9      |     9      |            |
          |------+-------------+-------------+------------+------------|
          | 4MB  | (4) 256K x  | (4) 256K x  | (4) 256K x | (4) 256K x |
          |      |      9      |      9      |     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      |            |            |
          |------+-------------+-------------+------------+------------|
          | 7MB  | (4) 256K x  | (4) 256K x  | (4) 256K x | (4) 1M x 9 |
          |      |      9      |      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      |             |            |            |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 DRAM CONFIGURATION (CON’T)                 |
          |------------------------------------------------------------|
          |  Size  |     Bank 0     |  Bank 1   |  Bank 2   |  Bank 3  |
          |--------+----------------+-----------+-----------+----------|
          |  10MB  |  (4) 256K x 9  | (4) 256K  | (4) 1M x  | (4) 1M x |
          |        |                |    x 9    |     9     |    9     |
          |--------+----------------+-----------+-----------+----------|
          |  12MB  |   (4) 1M x 9   | (4) 1M x  | (4) 1M x  |   NONE   |
          |        |                |     9     |     9     |          |
          |--------+----------------+-----------+-----------+----------|
          |  16MB  |   (4) 1M x 9   | (4) 1M x  | (4) 1M x  | (4) 1M x |
          |        |                |     9     |     9     |    9     |
          |--------+----------------+-----------+-----------+----------|
          |  16MB  |   (4) 4M x 9   |   NONE    |   NONE    |   NONE   |
          |--------+----------------+-----------+-----------+----------|
          |  17MB  |  (4) 256K x 9  | (4) 4M x  |   NONE    |   NONE   |
          |        |                |     9     |           |          |
          |--------+----------------+-----------+-----------+----------|
          |  18MB  |  (4) 256K x 9  | (4) 256K  | (4) 4M x  |   NONE   |
          |        |                |    x 9    |     9     |          |
          |--------+----------------+-----------+-----------+----------|
          |  20MB  |   (4) 1M x 9   | (4) 4M x  |   NONE    |   NONE   |
          |        |                |     9     |           |          |
          |--------+----------------+-----------+-----------+----------|
          |  24MB  |   (4) 1M x 9   | (4) 1M x  | (4) 4M x  |   NONE   |
          |        |                |     9     |     9     |          |
          |--------+----------------+-----------+-----------+----------|
          |  28MB  |   (4) 1M x 9   | (4) 1M x  | (4) 1M x  | (4) 4M x |
          |        |                |     9     |     9     |    9     |
          |--------+----------------+-----------+-----------+----------|
          |  32MB  |   (4) 4M x 9   | (4) 4M x  |   NONE    |   NONE   |
          |        |                |     9     |           |          |
          |--------+----------------+-----------+-----------+----------|
          |  36MB  |   (4) 1M x 9   | (4) 4M x  | (4) 4M x  |   NONE   |
          |        |                |     9     |     9     |          |
          |--------+----------------+-----------+-----------+----------|
          |  40MB  |   (4) 1M x 9   | (4) 1M x  | (4) 4M x  | (4) 4M x |
          |        |                |     9     |     9     |    9     |
          |--------+----------------+-----------+-----------+----------|
          |  48MB  |   (4) 4M x 9   | (4) 4M x  | (4) 4M x  |   NONE   |
          |        |                |     9     |     9     |          |
          |--------+----------------+-----------+-----------+----------|
          |  52MB  |   (4) 1M x 9   | (4) 4M x  | (4) 4M x  | (4) 4M x |
          |        |                |     9     |     9     |    9     |
          |--------+----------------+-----------+-----------+----------|
          |  64MB  |   (4) 4M x 9   | (4) 4M x  | (4) 4M x  | (4) 4M x |
          |        |                |     9     |     9     |    9     |
          |------------------------------------------------------------|
          | Notes:Banks 2 and 3 are utilized when a 32-bit external    |
          | memory card is installed at S1.                            |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                    CACHE CONFIGURATION                     |
          |------------------------------------------------------------|
          |       Size       |       Bank 0       |       Bank 1       |
          |------------------+--------------------+--------------------|
          |       64KB       |     (4) 8K x 8     |     (4) 8K x 8     |
          |------------------+--------------------+--------------------|
          |      128KB       |    (4) 32K x 8     |        NONE        |
          |------------------+--------------------+--------------------|
          |      256KB       |    (4) 32K x 8     |    (4) 32K x 8     |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 CACHE JUMPER CONFIGURATION                 |
          |------------------------------------------------------------|
          | Size  |     W10     |    W11     |    W12     |    W13     |
          |-------+-------------+------------+------------+------------|
          | 64KB  | pins 1 & 2  | pins 1 & 2 | pins 1 & 2 | pins 1 & 2 |
          |       |   closed    |   closed   |   closed   |   closed   |
          |-------+-------------+------------+------------+------------|
          | 128KB | pins 1 & 2  | pins 2 & 3 | pins 1 & 2 | pins 1 & 2 |
          |       |   closed    |   closed   |   closed   |   closed   |
          |-------+-------------+------------+------------+------------|
          | 256KB | pins 2 & 3  | pins 2 & 3 | pins 2 & 3 | pins 2 & 3 |
          |       |   closed    |   closed   |   closed   |   closed   |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                   CPU TYPE CONFIGURATION                   |
          |------------------------------------------------------------|
          |      Type       |      W24      |           W25            |
          |-----------------+---------------+--------------------------|
          |     80486SX     |    Closed     |    pins 2 & 3 closed     |
          |-----------------+---------------+--------------------------|
          |     80486DX     |     Open      | pins 1 & 2, 3 & 4 closed |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                BUS MOUSE IRQ CONFIGURATION                 |
          |------------------------------------------------------------|
          |        IRQ         |        W3         |        W4         |
          |--------------------+-------------------+-------------------|
          |        IRQ2        |      Closed       |       Open        |
          |--------------------+-------------------+-------------------|
          |        IRQ5        |       Open        |      Closed       |
          |--------------------+-------------------+-------------------|
          |      Disabled      |       Open        |       Open        |
          +------------------------------------------------------------+