ANIX TECHNOLOGY CORPORATION
===========================

   MST-430S

                                                                  
   Processor          80486SX/80487SX/80486DX/80486DX2            
   Processor Speed    16/20/25/33/50(internal)/50/66(internal)MHz 
   Chip Set           SIS                                         
   Max. Onboard DRAM  128MB                                       
   Cache              64/128/256KB                                
   BIOS               AMI                                         
   Dimensions         330mm x 218mm                               
   I/O Options        None                                        
   NPU Options        4167                                        

<gopher://bitreich.org/I/th99/m/A-B/31052-1.png>
   

   +------------------------------------------------------------+
   |                        CONNECTIONS                         |
   |------------------------------------------------------------|
   | Purpose        | Location | Purpose             | Location |
   |----------------+----------+---------------------+----------|
   | Turbo switch   |   JP16   | Speaker             |   JP19   |
   |----------------+----------+---------------------+----------|
   | Turbo LED      |   JP17   | Power LED & keylock |   JP22   |
   |----------------+----------+---------------------+----------|
   | Reset switch   |   JP18   |                     |          |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                 USER CONFIGURABLE SETTINGS                 |
   |------------------------------------------------------------|
   |                Function                | Jumper | Position |
   |----------------------------------------+--------+----------|
   |>> | Factory configured - do not alter  |  JP10  |  Closed  |
   |---+------------------------------------+--------+----------|
   |>> | Factory configured - do not alter  |  JP11  |  Closed  |
   |---+------------------------------------+--------+----------|
   |>> | Factory configured - do not alter  |  JP23  |  Closed  |
   |---+------------------------------------+--------+----------|
   |>> | Monitor type select color          |  JP24  |  Closed  |
   |---+------------------------------------+--------+----------|
   |   | Monitor type select monochrome     |  JP24  |   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        |
   |------------------+--------------------+--------------------|
   |       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     |
   |------------------+--------------------+--------------------|
   |       64MB       |    (4) 16M x 9     |        NONE        |
   |------------------+--------------------+--------------------|
   |      128MB       |    (4) 16M x 9     |    (4) 16M x 9     |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                    CACHE CONFIGURATION                     |
   |------------------------------------------------------------|
   | Size  |   Bank 0   | Bank 1  |   TAG   |   TAG   |  Dirty  |
   |       |            |         |  (U20)  |  (U24)  |  (U16)  |
   |-------+------------+---------+---------+---------+---------|
   | 64KB  | (4) 8K x 8 | (4) 8K  | (1) 16K | (1) 16K | (1) 16K |
   |       |            |   x 8   |   x 4   |   x 4   |   x 4   |
   |-------+------------+---------+---------+---------+---------|
   | 128KB | (4) 32K x  |  NONE   | (1) 16K | (1) 16K | (1) 16K |
   |       |     8      |         |   x 4   |   x 4   |   x 4   |
   |-------+------------+---------+---------+---------+---------|
   | 256KB | (4) 32K x  | (4) 32K | (1) 16K | (1) 16K | (1) 16K |
   |       |     8      |   x 8   |   x 4   |   x 4   |   x 4   |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                 CACHE JUMPER CONFIGURATION                 |
   |------------------------------------------------------------|
   |  Size  |  JP1  |  JP2  |    JP3    |  JP4  | JP12  | JP13  |
   |--------+-------+-------+-----------+-------+-------+-------|
   |  64KB  | 2 & 3 | 1 & 2 | J1 & 2 P1 | 1 & 2 | 1 & 2 | 1 & 2 |
   |--------+-------+-------+-----------+-------+-------+-------|
   | 128KB  | 1 & 2 | 2 & 3 |   1 & 2   | 2 & 3 | 1 & 2 | 2 & 3 |
   |--------+-------+-------+-----------+-------+-------+-------|
   | 256KB  | 4 & 5 | 2 & 3 |   2 & 3   | 2 & 3 | 2 & 3 | 2 & 3 |
   |------------------------------------------------------------|
   | Note: Pins designated should be in the closed position.    |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                   CPU TYPE CONFIGURATION                   |
   |------------------------------------------------------------|
   |   Type    |        JP5        |        JP7        |  JP15  |
   |-----------+-------------------+-------------------+--------|
   |  80486SX  |       Open        | pins 2 & 3 closed |  Open  |
   |-----------+-------------------+-------------------+--------|
   |  80487SX  | pins 2 & 3 closed | pins 1 & 2 closed | Closed |
   |-----------+-------------------+-------------------+--------|
   |  80486DX  | pins 1 & 2 closed | pins 1 & 2 closed | Closed |
   |-----------+-------------------+-------------------+--------|
   | 80486DX2  | pins 1 & 2 closed | pins 1 & 2 closed | Closed |
   |------------------------------------------------------------|
   | Note:CPU speed is determined by crystal installed at OSC1. |
   +------------------------------------------------------------+