(TXT) View Source
       
       # INFORMTECH INTERNATIONAL, INC.
       
          BABY 286MB Ver. 1.20
       
          Processor             80286                                    
          Processor Speed       5/6/8/10MHz                              
          Chip Set              C & T                                    
          Max. Onboard DRAM     1MB                                      
          SRAM Cache            None                                     
          BIOS                  Unidentified                             
          Dimensions            330mm x 218mm                            
          I/O Options           Auxilliary keyboard connector            
          NPU Options           80287                                    
       
 (IMG) IMG 1
          
       
          +------------------------------------------------------------+
          |                 USER CONFIGURABLE SETTINGS                 |
          |------------------------------------------------------------|
          |           Function            | Jumper/Switch |  Position  |
          |-------------------------------+---------------+------------|
          | » | Power good signal detect  |      J14      | pins 2 & 3 |
          |   | from power supply         |               |   closed   |
          |---+---------------------------+---------------+------------|
          |   | Power good signal detect  |      J14      | pins 1 & 2 |
          |   | from board                |               |   closed   |
          |---+---------------------------+---------------+------------|
          |   | BIOS type select 27256    |      J15      | pins 1 & 2 |
          |   |                           |               |   closed   |
          |---+---------------------------+---------------+------------|
          |   | BIOS type select 27128    |      J15      | pins 2 & 3 |
          |   |                           |               |   closed   |
          |---+---------------------------+---------------+------------|
          | » | Factory configured - do   | SW1/Switch 5  |   closed   |
          |   | not alter                 |               |            |
          |---+---------------------------+---------------+------------|
          | » | Monitor type select       | SW1/Switch 6  |    open    |
          |   | monochrome                |               |            |
          |---+---------------------------+---------------+------------|
          |   | Monitor type select color | SW1/Switch 6  |   closed   |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                        CONNECTIONS                         |
          |------------------------------------------------------------|
          | Purpose        | Location | Purpose             | Location |
          |----------------+----------+---------------------+----------|
          | Speaker        |    P1    | Power LED & keylock |    P4    |
          |----------------+----------+---------------------+----------|
          | Turbo LED      |    P2    | Auxilliary keyboard |    P6    |
          |----------------+----------+---------------------+----------|
          | Reset switch   |    P3    | External battery    |    P8    |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                     DRAM CONFIGURATION                     |
          |------------------------------------------------------------|
          |    Size    | Bank 0  | Bank 1  | SW1/Switch 3 | SW2/Switch |
          |            |         |         |              |     4      |
          |------------+---------+---------+--------------+------------|
          |   | 256KB  |  (18)   |  (18)   |    closed    |    open    |
          |   |        |  4164   |  4164   |              |            |
          |---+--------+---------+---------+--------------+------------|
          |   | 512KB  |  (18)   |  NONE   |     open     |    open    |
          |   |        |  41256  |         |              |            |
          |---+--------+---------+---------+--------------+------------|
          | » | 640KB  |  (18)   |  (18)   |    closed    |   closed   |
          |   |        |  41256  |  4164   |              |            |
          |---+--------+---------+---------+--------------+------------|
          |   | 1024KB |  (18)   |  (18)   |     open     |   closed   |
          |   |        |  41256  |  41256  |              |            |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                  NPU SPEED CONFIGUARATION                  |
          |------------------------------------------------------------|
          |  NPU Speed   |  Clock Rate  |    J7    |        J8         |
          |--------------+--------------+----------+-------------------|
          |   80287-12   |   8/12MHz    |   open   | pins 1 & 2 closed |
          |--------------+--------------+----------+-------------------|
          |   80287-12   |  6.7/10MHz   |   open   | pins 1 & 2 closed |
          |--------------+--------------+----------+-------------------|
          |   80287-10   |  6.7/10MHz   |   open   | pins 1 & 2 closed |
          |--------------+--------------+----------+-------------------|
          |   80287-10   |   5.3/8MHz   |  closed  | pins 2 & 3 closed |
          |--------------+--------------+----------+-------------------|
          |   80287-8    |   5.3/8MHz   |  closed  | pins 2 & 3 closed |
          |--------------+--------------+----------+-------------------|
          |   80287-8    |   4.4/6MHz   |  closed  | pins 2 & 3 closed |
          |--------------+--------------+----------+-------------------|
          |   80287-6    |   4.4/6MHz   |  closed  | pins 2 & 3 closed |
          |--------------+--------------+----------+-------------------|
          |   80287-6    |   2.6/4MHz   |  closed  | pins 1 & 2 closed |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                BATTERY TYPE CONFIGUARATION                 |
          |------------------------------------------------------------|
          |            Battery            |        J12        |  J13   |
          |-------------------------------+-------------------+--------|
          | » |   Internal lithium (2 x   | pins 1 & 2 closed | closed |
          |   |           3VDC)           |                   |        |
          |---+---------------------------+-------------------+--------|
          |   |  External lithium (6VDC)  |       open        | closed |
          |---+---------------------------+-------------------+--------|
          |   | External alkaline (6VDC)  |       open        |  open  |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |           SYSTEM CLOCK WAIT STATE CONFIGURATION            |
          |------------------------------------------------------------|
          | Speed  |   Wait    |   J2   |    J5    |   J8   |   J11    |
          |        |   State   |        |          |        |          |
          |--------+-----------+--------+----------+--------+----------|
          | 10MHz  |     0     | closed | pins 1 & | closed | pins 1 & |
          |        |           |        |    2     |        |    2     |
          |--------+-----------+--------+----------+--------+----------|
          | 10MHz  |     1     |  open  | pins 1 & |  open  | pins 1 & |
          |        |           |        |    2     |        |    2     |
          |--------+-----------+--------+----------+--------+----------|
          | 12MHz  |     0     | closed | pins 2 & | closed | pins 2 & |
          |        |           |        |    3     |        |    3     |
          |--------+-----------+--------+----------+--------+----------|
          | 12MHz  |     1     |  open  | pins 2 & |  open  | pins 2 & |
          |        |           |        |    3     |        |    3     |
          |------------------------------------------------------------|
          | Note:Pins designated should be in the closed position.     |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |             I/O MODE WAIT STATE CONFIGURATION              |
          |------------------------------------------------------------|
          |Wait States|8-BIT | 8-BIT |16-BIT |16-BIT |  SW1/  |  SW1/  |
          |           |      |       |       |       |        |        |
          |           | I/O  |Memory |  I/O  |Memory |Switch 1|Switch 2|
          |-----------+------+-------+-------+-------+--------+--------|
          |     0     |0 (6) | 0 (6) | 0 (3) | 0 (3) | closed | closed |
          |-----------+------+-------+-------+-------+--------+--------|
          |     1     |0 (6) | 0 (6) | 0 (3) | 1 (4) | closed |  open  |
          |-----------+------+-------+-------+-------+--------+--------|
          |     2     |1 (7) | 1 (7) | 1 (4) | 1 (4) |  open  | closed |
          |-----------+------+-------+-------+-------+--------+--------|
          |     3     |2 (8) | 2 (8) | 1 (4) | 2 (5) |  open  |  open  |
          +------------------------------------------------------------+