PIXELWORKS, INC.
================

   RA1280, RA1024

   Category                     Video                             
   Video Types Supported        CGA/XVGA                          
   Video Processor              TMS34020                          
   Highest Resolution Supported 1280 x 1024                       
   Data Bus Type                16-bit ISA                        
   Memory Type                  VRAM                              
   Maximum Onboard Memory       2560KB                            

<gopher://bitreich.org/I/th99/v/P-R/50186-1.png>
   

   +------------------------------------------------------------+
   |                        CONNECTIONS                         |
   |------------------------------------------------------------|
   |       Purpose       | Location |    Purpose     | Location |
   |---------------------+----------+----------------+----------|
   | VGA pass-through    |   CN1    | Daughter board |   CN3    |
   | connector           |          | connector      |          |
   |---------------------+----------+----------------+----------|
   | 15-pin analog video |   CN2    | Daughter board |   CN4    |
   | port                |          | connector      |          |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                 I/O BASE ADDRESS SELECTION                 |
   |------------------------------------------------------------|
   |          Address           |              WD               |
   |----------------------------+-------------------------------|
   |>> |          330h          |       Pins 1 & 2 closed       |
   |---+------------------------+-------------------------------|
   |   |          340h          |       Pins 2 & 3 closed       |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                   DMA CHANNEL SELECTION                    |
   |------------------------------------------------------------|
   |       DMA        |         WA         |         WB         |
   |------------------+--------------------+--------------------|
   |>> |      6       | Pins 1 & 2 closed  | Pins 1 & 2 closed  |
   |---+--------------+--------------------+--------------------|
   |   |      7       | Pins 2 & 3 closed  | Pins 2 & 3 closed  |
   |---+--------------+--------------------+--------------------|
   |   |      5       | Pins 4 & 5 closed  | Pins 4 & 5 closed  |
   +------------------------------------------------------------+

                               . . . continued from previous page

   PIXELWORKS, INC.

   RA1280, RA1024

                               . . . continued from previous page

   +------------------------------------------------------------+
   |                   VIDEO INTERRUPT SELECT                   |
   |------------------------------------------------------------|
   |            IRQ             |              WC               |
   |----------------------------+-------------------------------|
   |>> |           10           |       Pins 1 & 2 closed       |
   |---+------------------------+-------------------------------|
   |   |           11           |       Pins 2 & 3 closed       |
   |---+------------------------+-------------------------------|
   |   |           12           |       Pins 4 & 5 closed       |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                   MONITOR TYPE SELECTION                   |
   |------------------------------------------------------------|
   |       Type       |  SW1/1   |  SW1/2   |  SW1/3  |  SW1/4  |
   |------------------+----------+----------+---------+---------|
   |       CGA        |    On    |   Off    |   Off   |   Off   |
   |------------------+----------+----------+---------+---------|
   | VGA pass-through |   Off    |    On    |   Off   |   Off   |
   |------------------+----------+----------+---------+---------|
   |   Dual monitor   |   Off    |   Off    |   Off   |   Off   |
   +------------------------------------------------------------+