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Data Processing
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Support 8-bit CCIR-656 and CCIR-601 NTSC/PAL video standard
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Built-in color space conversion
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Programmable Contrast, Brightness, Saturation and Hue adjustment
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Edge filter coefficient is fully programmable
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Gamma adjustment coefficient is fully programmable
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OSD
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128 fixed characters and 64 programmable characters
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Display 128 characters in valid display area.
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Support Flip and Mirror functions
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Composition of a character: 18 x 12 dots
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Foreground color: 256 colors
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Selectable character-by-character or defined in sub window attribute registers
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Background color: 256 colors
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Selectable character-by-character or defined in the sub window attribute registers
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Border color:
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Only one color defined in the register
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All characters’ border color is the same if the border switch is on.
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Two border type:
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All direction character boundaries
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Bottom-right character boundary
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Two border width:
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One pixel width for all scale
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Scale with OVS and OHS of OSD control register.
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Background can be transparent or opaque.
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Two read/write modes: single mode and burst mode.
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Horizontal/vertical scaling (x1, x2, x3, x4)
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Space:
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Space position and size are programmable
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Space can divide the main window into 4 sub windows. The 4 sub windows’ attribute is the same
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Shadow type
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Bottom-right window boundary
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Shadow size
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Shadow width and height are programmable
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Shadow size of each window is the same
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Shadow color
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Shadow color of each window is programmable respectively
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Main window display can be turn off or turn on
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8 sub windows control
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Sub window position is programmable respectively
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Sub window size is programmable respectively
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Sub window display can turn on or turn off respectively
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Sub window attribute is programmable respectively. The attribute includes background color, foreground color and shadow color
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Blink period is programmable
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TV Decoder
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Support Macrovision copyright protected input with auto-detection and compensation
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Support NTSC, PAL and SECAM input
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3 line adaptive comb filter
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Eliminates dot crawl from vertical or horizontal transitions
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Eliminates dot craw from single pixel lines.
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Eliminates false color from high frequency horizontal luma.
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No loss in horizontal or vertical chroma detail
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No loss in horizontal or vertical luma detail
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Performs well on real video images and on test patterns
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Adaptive horizontal PLL
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Automatically adjusts loop bandwidth for signal conditions
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Automatically detects VCR source and enters optimum tracking mode
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Automatically detects VCR special effects mode and compensates
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Comb filter automatically disabled when VCR source is detected
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Robust sync and dc setup acquisition
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DC setup and sync recovery is very robust even in the presence of noise, ghosting and unlock condition
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Automatic switch over to “fine” mode operation once rough lock is acquired
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TCON
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Embedded pattern generation
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Built-in programmable Timing controller for flexible analog panel timing requirements
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MISC
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Embedded external OSD generator interface
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Embedded three channels 10 bit AFE with CLAMP and AGC
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Embedded PLLs to generate clock for data-path and TV decoder
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Support Autoloader for auto setting
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CPU Interface
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Support 2-wire and 3-wire serial interface to communicate with external micro-controller.
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Other
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Power supply
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3.3V for other IO pad, and
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2.5V for core power
