
THOMSON

EGA

Category                  Video
Video Types Supported     EGA/Monochrome
Video Processor           Unidentified
Highest Resolution        640 x 350
Supported
Data Bus Type             8-bit ISA
Memory Type               DRAM
Maximum Onboard Memory    256KB

[Image]

                                CONNECTIONS

        Purpose           Location           Purpose           Location

  15-pin analog video       CN1        RCA connector              CN3
  port

  RCA connector             CN2        InPort interface           CN4

                        PORT ADDRESS CONFIGURATION

                 Port                                  P1

                  3xx                         Pins 2 & 3 closed

                   2xx                         Pins 1 & 2 closed

                        SLOT LOCATION CONFIGURATION

                 Setting                                 P2

      Card in not installed in slot 8           Pins 2 & 3 closed

         Card is installed in slot 8             Pins 1 & 2 closed

                      INPORT INTERFACE CONFIGURATION

                 Setting                                P3

                  Enabled                            Closed

                  Disabled                             Open

                        INPORT INTERRUPT SELECTION

                 IRQ                                   P4

                   2                          Pins 1 & 2 closed

                    3                          Pins 3 & 4 closed

                    4                          Pins 5 & 6 closed

                    5                          Pins 7 & 8 closed

                    10                         Pins 9 & 10 closed

                    11                        Pins 11 & 12 closed

                    12                        Pins 13 & 14 closed

                    15                        Pins 15 & 16 closed

  Note: IRQ10, 11, 12 and 15 are reserved for future use.

                          MONITOR TYPE SELECTION

                    Type                                  P5

        Enhanced color or/Auto-scanning           Pins 1 & 2 closed
                     display

        IBM monochrome/IBM color display           Pins 2 & 3 closed

                        INPORT INTERFACE SELECTION

                 Setting                                P6

                  Primary                       Pins 2 & 3 closed

                  Secondary                      Pins 1 & 2 closed

                        DUAL MONITOR CONFIGURATION

     Primary         Secondary       SW1/1    SW1/2     SW1/3      SW1/4
  (Thompson EGA)

   Monochrome      Color 40 x 25      Off       On       Off        On

   Monochrome      Color 80 x 25      Off       On       Off        Off

  Color 40 x 25      Monochrome       On       Off       Off        On

  Color 80 x 25      Monochrome       On       Off       Off        Off

  CGA 320 x 200      Monochrome       Off       On        On        On

  EGA 640 x 350      Monochrome       Off       On        On        Off

                        DUAL MONITOR CONFIGURATION

     Primary          Secondary      SW1/1     SW1/2    SW1/3     SW1/4
                   (Thompson EGA)

  Color 40 x 25      Monochrome       On        Off       On        On

  Color 80 x 25      Monochrome       On        Off       On       Off

   Monochrome      Color 40 x 25      On        On        On        On

   Monochrome      Color 80 x 25      On        On        On       Off

   Monochrome      CGA 320 x 200      On        On       Off        On

   Monochrome      EGA 640 x 350      On        On       Off       Off

