RADISYS CORPORATION
===================

   HUMMINGBOARD

   Processor        80486SX                                       
   Processor Speed  Unidentified                                  
   Chip Set         Pico Power                                    
   Video Chip Set   Cirrus Logic                                  
   Maximum Onboard  8MB                                           
   Memory           
   Maximum Video    512KB                                         
   Memory           
   Cache            None                                          
   BIOS             Phoenix                                       
   Dimensions       Unidentified                                  
   I/O Options      Floppy drive interface, IDE interface,        
                    parallel port, PS/2 mouse port, serial ports  
                    (2), VGA port, IR connector, flat panel       
                    connector                                     
   NPU Options      None                                          

<gopher://bitreich.org/I/th99/m/P-R/34700-1.png>
   

   +------------------------------------------------------------+
   |                        CONNECTIONS                         |
   |------------------------------------------------------------|
   | Purpose        | Location | Purpose             | Location |
   |----------------+----------+---------------------+----------|
   | Port power     |    C1    | Flat panel          |   CN5    |
   |                |          | connector           |          |
   |----------------+----------+---------------------+----------|
   | PC power       |    C2    | IR connector        |   CN6    |
   |----------------+----------+---------------------+----------|
   | PS/2 mouse     |   CN1    | Parallel port       |   CN7    |
   | port           |          |                     |          |
   |----------------+----------+---------------------+----------|
   | VGA port       |   CN2    | IDE interface       |   CN8    |
   |----------------+----------+---------------------+----------|
   | Serial port 2  |   CN3    | Unidentified        |   CN9    |
   |----------------+----------+---------------------+----------|
   | Serial port 1  |   CN4    | Reset switch        |   CN10   |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                 USER CONFIGURABLE SETTINGS                 |
   |------------------------------------------------------------|
   |               Function                | Label |  Position  |
   |---------------------------------------+-------+------------|
   |>> | Phoenix BIOS loaded at startup    |  JP3  |    Open    |
   |---+-----------------------------------+-------+------------|
   |   | Cyber Quest start up code loaded  |  JP3  |   Closed   |
   |   | at startup                        |       |            |
   |---+-----------------------------------+-------+------------|
   |>> | Flash BIOS normal operation       |  JP6  |    Open    |
   |---+-----------------------------------+-------+------------|
   |   | Flash BIOS force update           |  JP6  | Pins 4 & 6 |
   |   |                                   |       |   closed   |
   |---+-----------------------------------+-------+------------|
   |>> | Power supply select supplied from |  JP9  | Pins 1 & 2 |
   |   | mainboard                         |       |   closed   |
   |---+-----------------------------------+-------+------------|
   |   | Power supply select supplied from |  JP9  | Pins 3 & 4 |
   |   | portable battery                  |       |   closed   |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                     SIMM CONFIGURATION                     |
   |------------------------------------------------------------|
   |            Size            |            Bank 0             |
   |----------------------------+-------------------------------|
   |            4MB             |          (1) 1M x 36          |
   |----------------------------+-------------------------------|
   |            8MB             |          (1) 2M x 36          |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |           INTEL FLACH FILE MEMORY CONFIGURATION            |
   |------------------------------------------------------------|
   |            Size            |            Bank 1             |
   |----------------------------+-------------------------------|
   |            1MB             |          (1) 1M x 8           |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                 VIDEO MEMORY CONFIGURATION                 |
   |------------------------------------------------------------|
   | Note: 512KB video memory is factory installed and is not   |
   | configurable.                                              |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |               CPU CLOCK FREQUENCY SELECTION                |
   |------------------------------------------------------------|
   |  Speed  | JP5/pins 1 & 2 | JP5/pins 3 & 4 | JP5/pins 5 & 6 |
   |---------+----------------+----------------+----------------|
   |  4MHz   |     Closed     |     Closed     |     Closed     |
   |---------+----------------+----------------+----------------|
   |  8MHz   |      Open      |     Closed     |     Closed     |
   |---------+----------------+----------------+----------------|
   |  16MHz  |     Closed     |      Open      |     Closed     |
   |---------+----------------+----------------+----------------|
   |  20MHz  |      Open      |      Open      |     Closed     |
   |---------+----------------+----------------+----------------|
   |  25MHz  |     Closed     |     Closed     |      Open      |
   |---------+----------------+----------------+----------------|
   |  33MHz  |      Open      |     Closed     |      Open      |
   |---------+----------------+----------------+----------------|
   |  40MHz  |     Closed     |      Open      |      Open      |
   |---------+----------------+----------------+----------------|
   |  50MHz  |      Open      |      Open      |      Open      |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                   CPU VOLTAGE SELECTION                    |
   |------------------------------------------------------------|
   | Voltage  | JP4/pins 3 & | JP4/pins 1 | JP8/pins | JP8/pins |
   |          |   4 (VADJ)   | & 2 (3.3v) |  3 & 4   |  1 & 2   |
   |          |              |            |  (2.4v)  |  (2.7v)  |
   |----------+--------------+------------+----------+----------|
   |   | 2.4v |     Open     |   Closed   |   Open   |  Closed  |
   |---+------+--------------+------------+----------+----------|
   |   | 2.7v |    Closed    |    Open    |  Closed  |   Open   |
   |---+------+--------------+------------+----------+----------|
   |>> | 3.3v |     Open     |   Closed   |   N/A    |   N/A    |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                    FLAT PANEL SELECTION                    |
   |------------------------------------------------------------|
   |          Setting          | JP1/pins | JP1/pins | JP1/pins |
   |                           |   1&2    |   3&4    |   5&6    |
   |---------------------------+----------+----------+----------|
   |>> |   Single Scan Color   |  Closed  |  Closed  |  Closed  |
   |   |      STN, 16-bit      |          |          |          |
   |   |   interface/8 color   |          |          |          |
   |---+-----------------------+----------+----------+----------|
   |   |    Dual Scan STN,     |  Closed  |  Closed  |   Open   |
   |   |   monochrome 6.3MHz   |          |          |          |
   |---+-----------------------+----------+----------+----------|
   |   | Dual Scan color STN,  |  Closed  |   Open   |  Closed  |
   |   |   16-bit interface    |          |          |          |
   |---+-----------------------+----------+----------+----------|
   |   |    Color TFT 9-bit    |  Closed  |   Open   |   Open   |
   |   |       interface       |          |          |          |
   |---+-----------------------+----------+----------+----------|
   |   | Singel Scan Color STN |   Open   |  Closed  |  Closed  |
   |   |    8-bit interface    |          |          |          |
   |---+-----------------------+----------+----------+----------|
   |   |      Single Scan      |   Open   |  Closed  |   Open   |
   |   | Monochrome STN, 4-bit |          |          |          |
   |   |       interface       |          |          |          |
   |---+-----------------------+----------+----------+----------|
   |   |   Color TFT 18-bit    |   Open   |   Open   |   Open   |
   |   |       interface       |          |          |          |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                    5V VOLTAGE SELECTION                    |
   |------------------------------------------------------------|
   |       Setting       | JP7/pins 1 | JP7/pins 3 | JP7/pins 5 |
   |                     |    & 2     |    & 4     |    & 6     |
   |---------------------+------------+------------+------------|
   |   |  ISA backplane  |   Closed   |    Open    |    Open    |
   |---+-----------------+------------+------------+------------|
   |>> |    PC power     |    Open    |   Closed   |    Open    |
   |---+-----------------+------------+------------+------------|
   |   |    Portable     |    Open    |    Open    |   Closed   |
   |   |     battery     |            |            |            |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                   12V VOLTAGE SELECTION                    |
   |------------------------------------------------------------|
   |     Setting      | JP11/pins 1 | JP11/pins 3 | JP11/pins 5 |
   |                  |     & 2     |     & 4     |     & 6     |
   |------------------+-------------+-------------+-------------|
   |   |     ISA      |   Closed    |    Open     |    Open     |
   |   |  backplane   |             |             |             |
   |---+--------------+-------------+-------------+-------------|
   |>> |   PC power   |    Open     |   Closed    |    Open     |
   |---+--------------+-------------+-------------+-------------|
   |   |   Portable   |    Open     |    Open     |   Closed    |
   |   |   battery    |             |             |             |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                    FLASH BOOT SELECTION                    |
   |------------------------------------------------------------|
   |                Setting                |        JP10        |
   |---------------------------------------+--------------------|
   |>> |         Normal operation          |        Open        |
   |---+-----------------------------------+--------------------|
   |   |  All boot blocks other than book  | Pins 1 & 3 closed  |
   |   |          can be written           |                    |
   |---+-----------------------------------+--------------------|
   |   |    16K boot block reprogrammed    | Pins 1 & 3, 2 & 6  |
   |   |                                   |       closed       |
   +------------------------------------------------------------+