
THOMSON

EGA ULTRA

Category                 Video
Video Types Supported    CGA/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        VGA feature                CN4
                                       connector

                          OUTPUT SIGNAL SELECTION

                 Setting                                 P2

            Composite video out                 Pins 2 & 3 closed

            VGA feature connector                Pins 1 & 2 closed

                      FEATURE CONNECTOR CONFIGURATION

                 Setting                                P4

                 Disabled                            Closed

                   Enabled                             Open

                        INPORT INTERRUPT SELECTION

                 IRQ                                   P3

                   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.

                        DUAL MONITOR CONFIGURATION

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

   Monochrome      Color 40 x 25      On       Off        On        Off

   Monochrome      Color 80 x 25      Off      Off        On        Off

  Color 40 x 25      Monochrome       On       Off       Off        On

  Color 80 x 25      Monochrome       Off      Off       Off        On

  CGA 320 x 200      Monochrome       On        On        On        Off

  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        On       Off        On

  Color 80 x 25      Monochrome       Off       On       Off       Off

   Monochrome      Color 40 x 25      On        On        On        On

   Monochrome      Color 80 x 25      Off       On        On        On

   Monochrome      CGA 320 x 200      On        Off       On        On

   Monochrome      EGA 640 x 350      Off       Off       On        On

THOMSON

EGA ULTRA

                                        . . . continued from previous page

                           MONITOR CONFIGURATION

        Type              P1           SW2/1        SW2/2        SW2/3

  Monochrome w/gray    Pins 2 & 3       On           On           On
       scale             color

   Monochrome w/o      Pins 2 & 3       Off          On           On
     gray scale          color

   Color display       Pins 2 & 3       On           On           Off
                         color

   Enhanced color      Pins 1 & 2       Off          On           Off
      display           closed

    Fixed or Auto      Pins 1 & 2       On           Off          Off
   scanning color       closed

                             FONT TYPE SELECT

                 Type                              SW2/switch 4

      Normal Color font 7hx7v double                  Off
                    dot

         Alternate color font 7hx5v                     On
                 single dot

                      POWER UP MODE

   Mode     SW3/1     SW3/2     SW3/3     SW3/4    SW3/5

   MDA        On       On        On        Off      On

   HGC        On       On        On        On       On

   CGA        On       On        Off       On       On

   EGA        On       On        Off       Off      On

              IBM MAINBOARD SETTINGS

  IBM-XT system    SW3/switch 5     SW3/switch 6

       MDA             Off              Off

       HGC             Off              Off

       CGA              On              Off

       EGA              On               On

                    INPORT INTERFACE PRIMARY/SECONDARY

     InPort interface            SW3/switch 6           SW3/switch 7

           Primary                   On                     On

           Secondary                 Off                     On

