(TXT) View Source
       
       # COMPUDYNE
       
          ALL-IN-ONE MULTI-CPU SYSTEM BOARD
       
          Processor   80386DX/80486SX/CX486DLC/TI486DLC/80486DX/80486DX2 
          Processor   20/25/33/40/50(internal)/50/66(internal)MHz        
          Speed       
          Chip Set    Unidentified                                       
          Video Chip  None                                               
          Set         
          Maximum     32MB                                               
          Onboard     
          Memory      
          Maximum     None                                               
          Video       
          Memory      
          Cache       64/128/256KB                                       
          BIOS        AMI                                                
          Dimensions  330mm x 218mm                                      
          I/O Options 32-bit VESA local bus slot, floppy drive           
                      interface, game interface, IDE interface, parallel 
                      port, serial ports (2)                             
          NPU Options 80387DX                                            
       
 (IMG) IMG 1
          
       
          +------------------------------------------------------------+
          |                        CONNECTIONS                         |
          |------------------------------------------------------------|
          | Purpose           | Location | Purpose          | Location |
          |-------------------+----------+------------------+----------|
          | Parallel port     |   CN1    | Speaker          |   J11    |
          |-------------------+----------+------------------+----------|
          | Game interface    |   CN2    | Reset switch     |   J12    |
          |-------------------+----------+------------------+----------|
          | Serial port       |   CN3    | IDE interface    |   J13    |
          |                   |          | LED              |          |
          |-------------------+----------+------------------+----------|
          | Serial port       |   CN4    | Turbo switch     |   J14    |
          |-------------------+----------+------------------+----------|
          | IDE interface     |   CN5    | Turbo LED        |   J15    |
          |-------------------+----------+------------------+----------|
          | Floppy drive      |   CN6    | Power LED &      |   J16    |
          | interface         |          | keylock          |          |
          |-------------------+----------+------------------+----------|
          | External battery  |    J2    | 32-bit VESA      |   SL1    |
          |                   |          | local bus slot   |          |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 USER CONFIGURABLE SETTINGS                 |
          |------------------------------------------------------------|
          |              Function               | Label |   Position   |
          |-------------------------------------+-------+--------------|
          |   | Battery type select internal    |  W1   |    Closed    |
          |---+---------------------------------+-------+--------------|
          |   | Battery type select external    |  W1   |     Open     |
          |---+---------------------------------+-------+--------------|
          |   | Monitor type select color       |  W2   |    Closed    |
          |---+---------------------------------+-------+--------------|
          |   | Monitor type select monochrome  |  W2   |     Open     |
          |---+---------------------------------+-------+--------------|
          |   | Jumper information unavailable  |  W9   | Unidentified |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                     DRAM CONFIGURATION                     |
          |------------------------------------------------------------|
          |       Size       |       Bank 0       |       Bank 1       |
          |------------------+--------------------+--------------------|
          |       1MB        |    (4) 256K x 9    |        None        |
          |------------------+--------------------+--------------------|
          |       4MB        |     (4) 1M x 9     |        None        |
          |------------------+--------------------+--------------------|
          |       5MB        |    (4) 256K x 9    |     (4) 1M x 9     |
          |------------------+--------------------+--------------------|
          |       8MB        |     (4) 1M x 9     |     (4) 1M x 9     |
          |------------------+--------------------+--------------------|
          |       16MB       |     (4) 4M x 9     |        None        |
          |------------------+--------------------+--------------------|
          |       20MB       |     (4) 1M x 9     |     (4) 4M x 9     |
          |------------------+--------------------+--------------------|
          |       32MB       |     (4) 4M x 9     |     (4) 4M x 9     |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                    CACHE CONFIGURATION                     |
          |------------------------------------------------------------|
          | Size  |   Bank 0    |   Bank 1   |    TAG     |    U64     |
          |-------+-------------+------------+------------+------------|
          | 64KB  | (4) 8K x 8  | (4) 8K x 8 | (1) 8K x 8 | (1) 64K x  |
          |       |             |            |            |     1      |
          |-------+-------------+------------+------------+------------|
          | 128KB | (4) 32K x 8 |    None    | (1) 8K x 8 | (1) 64K x  |
          |       |             |            |            |     1      |
          |-------+-------------+------------+------------+------------|
          | 256KB | (4) 32K x 8 | (4) 32K x  | (1) 8K x 8 | (1) 64K x  |
          |       |             |     8      |            |     1      |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 CACHE JUMPER CONFIGURATION                 |
          |------------------------------------------------------------|
          | Size |  W4  |  W5  |  W6  | W13  | W19 | W20 | W21  | W22  |
          |------+------+------+------+------+-----+-----+------+------|
          | 64KB |2 & 3 | Open | Open |2 & 3 |Open |Open | Open | Open |
          |------+------+------+------+------+-----+-----+------+------|
          |128KB |1 & 2 | Open |Closed|1 & 2 |Open |Open | Open |Closed|
          |------+------+------+------+------+-----+-----+------+------|
          |256KB |2 & 3 |Closed|Closed|2 & 3 |Open |Open |Closed|Closed|
          |------------------------------------------------------------|
          |Note: Pins designated should be in the closed position.     |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                    CPU SPEED SELECTION                     |
          |------------------------------------------------------------|
          |   Speed    |    W10    |    W14    |    W15    |    W16    |
          |------------+-----------+-----------+-----------+-----------|
          |   20MHz    |   Open    |  Closed   |   Open    |   Open    |
          |------------+-----------+-----------+-----------+-----------|
          |   25MHz    |   Open    |   Open    |  Closed   |  Closed   |
          |------------+-----------+-----------+-----------+-----------|
          |   33MHz    |   Open    |   Open    |  Closed   |   Open    |
          |------------+-----------+-----------+-----------+-----------|
          |   40MHz    |  Closed   |   Open    |   Open    |  Closed   |
          |------------+-----------+-----------+-----------+-----------|
          |   50iMHz   |   Open    |   Open    |  Closed   |  Closed   |
          |------------+-----------+-----------+-----------+-----------|
          |   50MHz    |   Open    |   Open    |  Closed   |  Closed   |
          |------------+-----------+-----------+-----------+-----------|
          |   66iMHz   |   Open    |   Open    |  Closed   |   Open    |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                     CPU TYPE SELECTION                     |
          |------------------------------------------------------------|
          |    Type    | W3  | W7  | W8  | W17  | W18  |  W23   | W24  |
          |------------+-----+-----+-----+------+------+--------+------|
          |  80386DX   | 2 & | 1 & | 2 & | 1 &  | 2 &  |  Open  | N/A  |
          |            |  3  |  2  |  3  |  2   |  3   |        |      |
          |------------+-----+-----+-----+------+------+--------+------|
          |  CX486DLC  | 1 & | 1 & | 2 & | 1 &  | 2 &  |  Open  | N/A  |
          |            |  2  |  2  |  3  |  2   |  3   |        |      |
          |------------+-----+-----+-----+------+------+--------+------|
          |  TI486DLC  | 1 & | 1 & | 2 & | 1 &  | 2 &  |  Open  | N/A  |
          |            |  2  |  2  |  3  |  2   |  3   |        |      |
          |------------+-----+-----+-----+------+------+--------+------|
          |  80486SX   | 1 & | 1 & | 1 & | 2 &  | 1 &  |  Open  | 1 &  |
          |            |  2  |  2  |  2  |  3   |  2   |        |  2   |
          |------------+-----+-----+-----+------+------+--------+------|
          |  80486DX   | 1 & | 1 & | 1 & | 2 &  | 1 &  |  Open  | 2 &  |
          |            |  2  |  2  |  2  |  3   |  2   |        |  3   |
          |------------+-----+-----+-----+------+------+--------+------|
          | 80486DX-50 | 1 & | 2 & | 1 & | 2 &  | 1 &  | Closed | 2 &  |
          |            |  2  |  3  |  2  |  3   |  2   |        |  3   |
          |------------+-----+-----+-----+------+------+--------+------|
          |  80486DX2  | 1 & | 1 & | 1 & | 2 &  | 1 &  |  Open  | 2 &  |
          |            |  2  |  2  |  2  |  3   |  2   |        |  3   |
          |------------------------------------------------------------|
          | Note: Pins designated should be in the closed position.    |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                VL BUS WAIT STATE SELECTION                 |
          |------------------------------------------------------------|
          |            Setting            |            W11             |
          |-------------------------------+----------------------------|
          |               0               |            Open            |
          |-------------------------------+----------------------------|
          |               1               |           Closed           |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                   VL BUS SPEED SELECTION                   |
          |------------------------------------------------------------|
          |             Speed             |            W12             |
          |-------------------------------+----------------------------|
          |           <= 33MHz            |           Closed           |
          |-------------------------------+----------------------------|
          |            >33 MHz            |            Open            |
          +------------------------------------------------------------+