(TXT) View Source
       
       # BIOSTAR MICROTECH INTERNATIONAL CORPORATION
       
          MB-1212V
       
          Processor             80286                                    
          Processor Speed       12MHz                                    
          Chip Set              VLSI                                     
          Max. Onboard DRAM     4MB                                      
          Cache                 None                                     
          BIOS                  AMI/Award/Phoenix                        
          Dimensions            330mm x 218mm                            
          I/O Options           None                                     
          NPU Options           80287                                    
       
 (IMG) IMG 1
          
       
          +------------------------------------------------------------+
          |                        CONNECTIONS                         |
          |------------------------------------------------------------|
          | Purpose           | Location | Purpose          | Location |
          |-------------------+----------+------------------+----------|
          | Reset switch      |   JP1    | Turbo switch     |   JP4    |
          |-------------------+----------+------------------+----------|
          | Power LED &       |   JP2    | Turbo LED        |   JP5    |
          | keylock           |          |                  |          |
          |-------------------+----------+------------------+----------|
          | Speaker           |   JP3    | External battery |   JP17   |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 USER CONFIGURABLE SETTINGS                 |
          |------------------------------------------------------------|
          |               Function               | Jumper |  Position  |
          |--------------------------------------+--------+------------|
          | » | DRAM speed select 100ns          |  JP6   | pins 1 & 2 |
          |   |                                  |        |   closed   |
          |---+----------------------------------+--------+------------|
          |   | DRAM select 0 wait states        |  JP10  |   Closed   |
          |---+----------------------------------+--------+------------|
          |   | DRAM select 1 wait state         |  JP10  |    Open    |
          |---+----------------------------------+--------+------------|
          | » | BIOS type select 27256           |  JP11  | pins 1 & 2 |
          |   |                                  |        |   closed   |
          |---+----------------------------------+--------+------------|
          |   | BIOS type select 27128           |  JP11  | pins 2 & 3 |
          |   |                                  |        |   closed   |
          |---+----------------------------------+--------+------------|
          | » | Monitor type select color        |  JP12  | pins 1 & 2 |
          |   |                                  |        |   closed   |
          |---+----------------------------------+--------+------------|
          |   | Monitor type select monochrome   |  JP12  | pins 2 & 3 |
          |   |                                  |        |   closed   |
          |---+----------------------------------+--------+------------|
          |   | Keyboard controller set on pin   |  JP13  |   Closed   |
          |   | 30                               |        |            |
          |---+----------------------------------+--------+------------|
          |   | Keyboard controller set on pin   |  JP14  |   Closed   |
          |   | 23                               |        |            |
          |---+----------------------------------+--------+------------|
          |   | Keyboard controller set on pin   |  JP14  |   Closed   |
          |   | 27                               |        |            |
          |---+----------------------------------+--------+------------|
          |   | Keyboard controller set on pin   |  JP18  |   Closed   |
          |   | 32                               |        |            |
          |---+----------------------------------+--------+------------|
          |   | Power good signal detect         |  JP16  |    N/A     |
          |---+----------------------------------+--------+------------|
          | » | Parity check enabled             |  JP19  | pins 1 & 2 |
          |   |                                  |        |   closed   |
          |---+----------------------------------+--------+------------|
          |   | Parity check disabled            |  JP19  | pins 2 & 3 |
          |   |                                  |        |   closed   |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                     DRAM CONFIGURATION                     |
          |------------------------------------------------------------|
          |Size |Bank 0 |Bank 1 | Bank 2 |Bank 3 |Bank |  P-0  |  P-1  |
          |     |       |       |        |       |  4  |       |       |
          |-----+-------+-------+--------+-------+-----+-------+-------|
          |512KB|  (4)  | NONE  |  NONE  | NONE  |NONE |  (2)  | NONE  |
          |     | 44256 |       |        |       |     | 41256 |       |
          |-----+-------+-------+--------+-------+-----+-------+-------|
          |640KB|  (4)  | NONE  |  NONE  | NONE  | (4) |  (2)  |  (2)  |
          |     | 44256 |       |        |       |4464 | 41256 | 4164  |
          |-----+-------+-------+--------+-------+-----+-------+-------|
          |640KB|  (4)  | NONE  |  NONE  | (16)  |NONE |  (2)  |  (2)  |
          |     | 44256 |       |        | 4164  |     | 41256 | 4164  |
          |-----+-------+-------+--------+-------+-----+-------+-------|
          | 1MB |  (4)  |  (4)  |  NONE  | NONE  |NONE |  (2)  |  (2)  |
          |     | 44256 | 44256 |        |       |     | 41256 | 41256 |
          |-----+-------+-------+--------+-------+-----+-------+-------|
          | 2MB | NONE  | NONE  |  (16)  | NONE  |NONE |  (2)  | NONE  |
          |     |       |       | 411000 |       |     |411000 |       |
          |-----+-------+-------+--------+-------+-----+-------+-------|
          | 4MB | NONE  | NONE  |  (16)  | (16)  |NONE |  (2)  |  (2)  |
          |     |       |       | 411000 |411000 |     |411000 |411000 |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 DRAM JUMPER CONFIGURATION                  |
          |------------------------------------------------------------|
          |     Size     |      JP7      |     JP8      |     JP9      |
          |--------------+---------------+--------------+--------------|
          |    512KB     |    Closed     |    Closed    |    Closed    |
          |--------------+---------------+--------------+--------------|
          |    640KB     |    Closed     |    Closed    |     Open     |
          |--------------+---------------+--------------+--------------|
          |     1MB      |    Closed     |     Open     |    Closed    |
          |--------------+---------------+--------------+--------------|
          |     2MB      |    Closed     |     Open     |     Open     |
          |--------------+---------------+--------------+--------------|
          |     4MB      |     Open      |    Closed    |    Closed    |
          +------------------------------------------------------------+