(TXT) View Source
       
       # CACHING TECH CORPORATION
       
          ISA 3486
       
       Processor  80386DX/CX486DLC/80486SX/80487SX/80486DX/ODP486SX/80486DX2 
       Processor  20/25/33/40/50(internal)/50/66(internal)MHz                
       Speed      
       Chip Set   EFAR                                                       
       Max.       32MB                                                       
       Onboard    
       DRAM       
       SRAM Cache 64/128/256KB                                               
       BIOS       AMI                                                        
       Dimensions 220mm x 218mm                                              
       I/O        External keyboard                                          
       Options    
       NPU        80387DX/CX87DLC                                            
       Options    
       
 (IMG) IMG 1
          
       
          +------------------------------------------------------------+
          |                        CONNECTIONS                         |
          |------------------------------------------------------------|
          | Purpose           | Location | Purpose          | Location |
          |-------------------+----------+------------------+----------|
          | External battery  |  BATT2   | Turbo switch     |   CN4    |
          |-------------------+----------+------------------+----------|
          | Power LED &       |   CN1    | Turbo LED        |   CN5    |
          | keylock           |          |                  |          |
          |-------------------+----------+------------------+----------|
          | Speaker           |   CN2    | External         |   KB2    |
          |                   |          | keyboard         |          |
          |-------------------+----------+------------------+----------|
          | Reset switch      |   CN3    |                  |          |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 USER CONFIGURABLE SETTINGS                 |
          |------------------------------------------------------------|
          |               Function               | Jumper |  Position  |
          |--------------------------------------+--------+------------|
          | » | CMOS memory normal operation     | BATT2  | pins 2 & 3 |
          |   | (Internal Battery)               |        |   closed   |
          |---+----------------------------------+--------+------------|
          |   | CMOS memory normal operation     | BATT2  | Ext. batt. |
          |   | (External Battery)               |        | connected  |
          |---+----------------------------------+--------+------------|
          |   | CMOS memory clear                | BATT2  | pins 3 & 4 |
          |   |                                  |        |   closed   |
          |---+----------------------------------+--------+------------|
          | » | Monitor type select color        |  C/M   |   Closed   |
          |---+----------------------------------+--------+------------|
          |   | Monitor type select monochrome   |  C/M   |    Open    |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                     DRAM CONFIGURATION                     |
          |------------------------------------------------------------|
          |       Size       |       Bank 0       |       Bank 1       |
          |------------------+--------------------+--------------------|
          |       1MB        |    (4) 256K x 9    |        NONE        |
          |------------------+--------------------+--------------------|
          |       2MB        |    (4) 256K x 9    |    (4) 256K x 9    |
          |------------------+--------------------+--------------------|
          |       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     |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                     SRAM CONFIGURATION                     |
          |------------------------------------------------------------|
          | Size  | Max Cachable |   Cache    | Location  |    TAG     |
          |-------+--------------+------------+-----------+------------|
          | 64KB  |     16MB     | (8) 8K x 8 | Banks 0 & | (1) 8K x 8 |
          |       |              |            |     1     |            |
          |-------+--------------+------------+-----------+------------|
          | 128KB |     32MB     | (4) 32K x  |  Bank 0   | (1) 8K x 8 |
          |       |              |     8      |           |            |
          |-------+--------------+------------+-----------+------------|
          | 256KB |     64MB     | (8) 32K x  | Banks 0 & | (1) 32K x  |
          |       |              |     8      |     1     |     8      |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 SRAM JUMPER CONFIGURATION                  |
          |------------------------------------------------------------|
          | Size  |  JS1   |  JS2   |    JS3     |   JS4    |   JS5    |
          |-------+--------+--------+------------+----------+----------|
          | 64KB  |  Open  |  Open  | pins 2 & 3 | pins 1 & | pins 1 & |
          |       |        |        |            |    2     |    2     |
          |-------+--------+--------+------------+----------+----------|
          | 128KB | Closed |  Open  | pins 1 & 2 | pins 2 & | pins 2 & |
          |       |        |        |            |    3     |    3     |
          |-------+--------+--------+------------+----------+----------|
          | 256KB | Closed | Closed | pins 1 & 2 | pins 1 & | pins 1 & |
          |       |        |        |            |    2     |    2     |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                   CPU TYPE CONFIGURATION                   |
          |------------------------------------------------------------|
          |Jumper| PQFP | PGA  |CX486DLC|80486SX | 80487SX |80486DX/DX2|
          |      |80386 |80386 |        |        |         |           |
          |------+------+------+--------+--------+---------+-----------|
          | JC1  |pins 1|pins 1|pins 1 &|pins 2 &|pins 2 & |pins 2 & 3 |
          |      | & 2  | & 2  |   2    |   3    |    3    |           |
          |------+------+------+--------+--------+---------+-----------|
          | JC3  |pins 1|pins 1|pins 1 &|pins 2 &|pins 2 & |pins 2 & 3 |
          |      | & 2  | & 2  |   2    |   3    |    3    |           |
          |------+------+------+--------+--------+---------+-----------|
          | JC4  |pins 1|pins 1|pins 1 &|pins 2 &|pins 2 & |pins 2 & 3 |
          |      | & 2  | & 2  |   2    |   3    |    3    |           |
          |------+------+------+--------+--------+---------+-----------|
          | JC5  | N/A  | N/A  |  N/A   |pins 2 &|1 & 2, 3 |1 & 2, 3 & |
          |      |      |      |        |   3    |   & 4   |     4     |
          |------+------+------+--------+--------+---------+-----------|
          | JC6  | N/A  | N/A  |  N/A   |  Open  |pins 2 & |pins 1 & 2 |
          |      |      |      |        |        |    3    |           |
          |------+------+------+--------+--------+---------+-----------|
          | JC7  |pins 1|pins 1|pins 2 &|pins 1 &|pins 1 & |pins 1 & 2 |
          |      | & 2  | & 2  |   3    |   2    |    2    |           |
          |------+------+------+--------+--------+---------+-----------|
          | JC8  | Open | Open |  Open  | Closed | Closed  |  Closed   |
          |------+------+------+--------+--------+---------+-----------|
          | JC9  | Open | Open |  Open  | Closed | Closed  |  Closed   |
          |------+------+------+--------+--------+---------+-----------|
          | JC10 |pins 2|pins 1|pins 1 &|  N/A   |   N/A   |    N/A    |
          |      | & 3  | & 2  |   2    |        |         |           |
          |------+------+------+--------+--------+---------+-----------|
          | JC11 |pins 2|pins 1|pins 1 &|  N/A   |   N/A   |    N/A    |
          |      | & 3  | & 2  |   2    |        |         |           |
          |------+------+------+--------+--------+---------+-----------|
          | JC13 |pins 1|pins 1|pins 2 &|pins 2 &|pins 2 & |pins 2 & 3 |
          |      | & 2  | & 2  |   3    |   3    |    3    |           |
          |------+------+------+--------+--------+---------+-----------|
          | JC14 | Open | Open |  Open  | Closed | Closed  |  Closed   |
          |------------------------------------------------------------|
          |Note:Pins designated should be in the closed postion.       |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                   CPU TYPE CONFIGURATION                   |
          |------------------------------------------------------------|
          |     CPU      |  Speed   |  JF1   |  JF2   |  JF3   |  JF4  |
          |--------------+----------+--------+--------+--------+-------|
          |80386/CX486DLC|  33MHz   |  Open  | Closed | Closed |Closed |
          |--------------+----------+--------+--------+--------+-------|
          |80386/CX486DLC|  40MHz   | Closed |  Open  | Closed |Closed |
          |--------------+----------+--------+--------+--------+-------|
          |    80486     |25/50i MHz| Closed | Closed |  Open  | Open  |
          |--------------+----------+--------+--------+--------+-------|
          |    80486     |33/66i MHz|  Open  | Closed |  Open  |Closed |
          |--------------+----------+--------+--------+--------+-------|
          |    80486     |  50MHz   |  Open  |  Open  |  Open  | Open  |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                   NPU/CPU CONFIGURATION                    |
          |------------------------------------------------------------|
          |       NPU       |   CPU Speed   |     J6      |    JC12    |
          |-----------------+---------------+-------------+------------|
          |    Disabled     |      N/A      |    Open     |    Open    |
          |-----------------+---------------+-------------+------------|
          | 80387DX/CX87DLC |   £ 33 MHz    |   Closed    |    Open    |
          |-----------------+---------------+-------------+------------|
          | 80387DX/CX87DLC |    > 33MHz    |   Closed    |   Closed   |
          +------------------------------------------------------------+