PINE TECHNOLOGY
===============

   PT-524G, PT-528G

   Category                     Video                             
   Video Type                   XVGA                              
   Video Processor              Cirrus Logic                      
   Highest Resolution Supported 1280 x 1024                       
   Data Bus Type                16-bit VESA                       
   Memory Type                  VRAM                              
   Maximum Onboard Memory       1MB (PT-524) or 2MB (PT-528G)     

<gopher://bitreich.org/I/th99/v/P-R/50418-1.png>
   

   +------------------------------------------------------------+
   |                        CONNECTIONS                         |
   |------------------------------------------------------------|
   |         Purpose         | Location |  Purpose   | Location |
   |-------------------------+----------+------------+----------|
   |   15-pin analog video   |   CN1    |  Green PC  |   JP1    |
   |          port           |          | connector  |          |
   |-------------------------+----------+------------+----------|
   | VESA Feature connector  |   CN2    |            |          |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                    WAIT STATE SELECTION                    |
   |------------------------------------------------------------|
   |       Zero Wait State       |             JP2              |
   |-----------------------------+------------------------------|
   |>>   |        Enabled        |      Pins 1 & 2 closed       |
   |-----+-----------------------+------------------------------|
   |     |       Disabled        |      Pins 2 & 3 closed       |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                    INTERRUPT SELECTION                     |
   |------------------------------------------------------------|
   |              IRQ9               |           JP5            |
   |---------------------------------+--------------------------|
   |>> |          Disabled           |           Open           |
   |---+-----------------------------+--------------------------|
   |   |           Enabled           |          Closed          |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |            VIDEO MEMORY CONFIGURATION (PT-524)             |
   |------------------------------------------------------------|
   |    Size    |         Bank 0         |        Bank 1        |
   |------------+------------------------+----------------------|
   |   512KB    |     (2) 256K x 16      |         NONE         |
   |------------+------------------------+----------------------|
   |    1MB     |     (2) 256K x 16      |     (8) 256K x 4     |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |            VIDEO MEMORY CONFIGURATION (PT-528G)            |
   |------------------------------------------------------------|
   |    Size    |         Bank 0         |        Bank 1        |
   |------------+------------------------+----------------------|
   |    1MB     |      (2) 512K x 8      |         NONE         |
   |------------+------------------------+----------------------|
   |    2MB     |      (2) 512K x 8      |     (8) 256 x 4      |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                  MEMORY BANK COMPOSITION                   |
   |------------------------------------------------------------|
   |               Selection                |     JP3 & JP4     |
   |----------------------------------------+-------------------|
   | Bank 0 = U3 & U8, Bank 1 = U1, U2, U4, | Pins 1 & 2 closed |
   |          U5, U6, U7, U9, U10           |                   |
   |----------------------------------------+-------------------|
   |  Bank 0 = U1, U2, U4, U5, U6, U7, U9,  | Pins 2 & 3 closed |
   |         U10, Bank 1 = U3 & U8          |                   |
   +------------------------------------------------------------+