SIIG, INC.
==========

   MCGP I

   Category                     Video                             
   Video Types Supported        Monochrome/CGA                    
   Video Processor              Unidentified                      
   Highest Resolution Supported 720 x 348                         
   Data Bus Type                8-bit ISA                         
   Memory Type                  DRAM                              
   Maximum Onboard Memory       64KB                              

<gopher://bitreich.org/I/th99/v/S-T/51224-1.png>
   

   +------------------------------------------------------------+
   |                        CONNECTIONS                         |
   |------------------------------------------------------------|
   |      Purpose       | Location |     Purpose     | Location |
   |--------------------+----------+-----------------+----------|
   | 15-pin analog      |   CN1    | 6-pin light pen |   CN3    |
   | video port         |          | interface       |          |
   |--------------------+----------+-----------------+----------|
   | 25-pin parallel    |   CN2    |                 |          |
   | port connector     |          |                 |          |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                 DISPLAY MODE CONFIGURATION                 |
   |------------------------------------------------------------|
   |       Mode       |        JP1         |        JP5         |
   |------------------+--------------------+--------------------|
   |    Monochrome    | Pins 1 & 2 closed  | Pins 1 & 2 closed  |
   |------------------+--------------------+--------------------|
   |       CGA        | Pins 2 & 3 closed  | Pins 1 & 2 closed  |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                PARALLEL PORT CONFIGURATION                 |
   |------------------------------------------------------------|
   | Setting  | I/O address |       JP2       |       JP3       |
   |----------+-------------+-----------------+-----------------|
   | Enabled  |    3BCh     |   Pins 1 & 2    |   Pins 1 & 2    |
   |          |             |     closed      |     closed      |
   |----------+-------------+-----------------+-----------------|
   | Enabled  |    378h     |   Pins 1 & 2    |   Pins 2 & 3    |
   |          |             |     closed      |     closed      |
   |----------+-------------+-----------------+-----------------|
   | Enabled  |    278h     |   Pins 2 & 3    |   Pins 1 & 2    |
   |          |             |     closed      |     closed      |
   |----------+-------------+-----------------+-----------------|
   | Disabled |     N/A     |   Pins 2 & 3    |   Pins 2 & 3    |
   |          |             |     closed      |     closed      |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |             PARALLEL PORT INTERRUPT SELECTION              |
   |------------------------------------------------------------|
   |            IRQ             |              JP6              |
   |----------------------------+-------------------------------|
   |             5              |       Pins 1 & 2 closed       |
   |----------------------------+-------------------------------|
   |             7              |       Pins 2 & 3 closed       |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                  FONT GENERATOR SELECTION                  |
   |------------------------------------------------------------|
   |                Setting                 |        JP4        |
   |----------------------------------------+-------------------|
   |      Use built-in character font       | Pins 1 & 2 closed |
   |----------------------------------------+-------------------|
   |     Use an external character font     | Pins 2 & 3 closed |
   |               (optional)               |                   |
   +------------------------------------------------------------+