
DIAMOND MULTIMEDIA SYSTEMS, INC.

VIDEOSTAR

Category                  Video/Video Capture
Video Types Supported     XVGA
Video Processor           Unidentified
Highest Resolution        800 x 600
Supported
Data Bus Type             16-bit ISA
Memory Type               DRAM
Maximum Onboard Memory    1MB

[Image]

                                CONNECTIONS

       Purpose           Location           Purpose            Location

  15-pin analog video       CN1        VGA feature               CN6
  connector                            connector

  S-VHS video capture       CN2        60-pin MJPEG             CN7/A
  input 1                              connector 1

  RCA connector video       CN3        60-pin Daughter          CN7/B
  source 0                             board connector

  RCA connector video       CN4        60-pin MJPEG             CN8/A
  source 1                             connector 2

  S-VHS video capture       CN5        60-pin Daughter          CN8/B
  input 2                              board connector

            Note:CN7 & CN8 are connectors for a MJPEG daughter board.
            This board is needed for video capture of 30 frames per
            second 320 x 240 standard input from a VHS source.

                             INTERRUPT SELECT

       IRQ            JP9           JP3            JP4           JP5

       IRQ5       Pins 1 & 2    Pins 1 & 2     Pins 1 & 2    Pins 1 & 2
                     closed         open          open           open

        IRQ12      Pins 1 & 2    Pins 1 & 2     Pins 1 & 2    Pins 1 & 2
                      open          open          open          closed

        IRQ14      Pins 1 & 2    Pins 1 & 2     Pins 1 & 2    Pins 1 & 2
                      open          open         closed          open

        IRQ15      Pins 1 & 2    Pins 1 & 2     Pins 1 & 2    Pins 1 & 2
                      open         closed         open           open

                       INTERRUPT SELECT (CONTINUED)

     IRQ           JP6            JP7            JP8            JP10

    IRQ3        Pins 1 & 2     Pins 1 & 2     Pins 1 & 2      Pins 1 & 2
                  open            open           open          closed

    IRQ7        Pins 1 & 2     Pins 1 & 2     Pins 1 & 2      Pins 1 & 2
                  open            open          closed          open

    IRQ10       Pins 1 & 2     Pins 1 & 2     Pins 1 & 2      Pins 1 & 2
                  open           closed          open           open

    IRQ11       Pins 1 & 2     Pins 1 & 2     Pins 1 & 2      Pins 1 & 2
                 closed           open           open           open

                          ZERO WAIT STATE SELECT

                 Purpose                                JP1

                  Enabled                            Closed

                  Disabled                             Open

                        FEATURE CLOCK CONFIGURATION

                 Purpose                                JP2

      Standard feature connector clock          Pins 1 & 2 closed

       Feature connector clock delay of          Pins 2 & 3 closed
                    5 nsec

                      DAUGHTER BOARD INTERRUPT SELECT

     IRQ           JP7            JP8            JP9            JP10

    IRQ3        Pins 2 & 3     Pins 2 & 3     Pins 2 & 3      Pins 2 & 3
                  open            open           open          closed

    IRQ5        Pins 2 & 3     Pins 2 & 3     Pins 2 & 3      Pins 2 & 3
                  open            open          closed          open

    IRQ7        Pins 2 & 3     Pins 2 & 3     Pins 2 & 3      Pins 2 & 3
                  open           closed          open           open

    IRQ10       Pins 2 & 3     Pins 2 & 3     Pins 2 & 3      Pins 2 & 3
                 closed           open           open           open

                DAUGHTER BOARD INTERRUPT SELECT (CONTINUED)

       IRQ            JP3           JP4            JP5           JP6

       IRQ11      Pins 2 & 3    Pins 2 & 3     Pins 2 & 3    Pins 2 & 3
                      open          open          open          closed

        IRQ12      Pins 2 & 3    Pins 2 & 3     Pins 2 & 3    Pins 2 & 3
                      open          open         closed          open

        IRQ14      Pins 2 & 3    Pins 2 & 3     Pins 2 & 3    Pins 2 & 3
                      open         closed         open           open

        IRQ15      Pins 2 & 3    Pins 2 & 3     Pins 2 & 3    Pins 2 & 3
                     closed         open          open           open

                       DAUGHTER BOARD ADDRESS SELECT

    Address          SW2/1         SW2/2         SW2/3          SW2/4

   200 - 20Fh         On            On             On             On

   280 - 28Fh         On            Off            On             On

   300 - 30Fh         Off           On             On             On

   380 - 38Fh         Off           Off            On             On

  Note: The switch is located on the chip side of the daughter board,
  along one edge.

                              ADDRESS SELECT

  Address    SW1/1   SW1/2   SW1/3   SW1/4   SW1/5   SW1/6   SW1/7   SW1/8

     300 -   Off     Off     On      On      On      On      On      On
      303h

      200 -   Off     On      On      On      On      On      On      On
      203h

      214 -   Off     On      On      On      On     Off      On     Off
      217h

      240 -   Off     On      On      Off     On      On      On      On
      243h

      260 -   Off     On      On      Off    Off      On      On      On
      263h

      280 -   Off     On      Off     On      On      On      On      On
      283h

      320 -   Off     Off     On      On     Off      On      On      On
      323h

      350 -   Off     Off     On      Off     On     Off      On      On
      353h

      370 -   Off     Off     On      Off    Off     Off      On      On
      373h

      3FC -   Off     Off     Off     Off    Off     Off     Off     Off
      3FFh

