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Insert 2D-bitmap graphics over 24-bit RGB video. Similar to the text-overlay module with modified functionality suited to more graphics intensive work. Supports fully alpha-blended bitmaps with 3-bits/pixel and a programmable palette of 8 colours. Easy uP interfacing with I2C, SPI or UART options.


  • Digital TV and home-media solutions
  • Simple animated bitmap graphics
  • H/W sprites , pointers and cursors
  • Interactive guides, menus, tables, lists etc.
  • Instrumentation/monitoring applications
  • Animated gauges, charts, dials, meters, counters, HUDs
  • Features

    • 2D-bitmap overlays on 24-bit RGB video
    • Tile-based architecture with choice of tile sizes
    • Supports video resolutions up to 4096x4096
    • Programmable graphics-window size and position
    • 3 bit-planes offering 8 colours per pixel
    • Programmable 8-bit alpha transparency
    • Programmable palette of 8 x 24-bit colours
    • Independent horizontal and vertical scrolling
    • Smooth anti-aliased curves and lines
    • No complex graphics programming required
    • Easily integrates with all Zipcores Video IP
    • Small implementation size ideal for FPGA
    • No frame buffer required

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