14
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In the 10 page versions inventory of transmitted Teletext pages stored in the
Transmitted Page Table (TPT) and Subtitle Page Table (SPT)
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Data Capture for 525/625 line WST, VPS (PDC system A) and Wide Screen Signalling
(WSS) bit decoding
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Automatic selection between 525 WST/625 WST
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Automatic selection between 625 WST/VPS on line 16 of VBI
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Real-time capture and decoding for WST Teletext in Hardware, to enable optimized -
processor throughput
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Automatic detection of FASTEXT transmission
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Real-time packet 26 engine in Hardware for processing accented, G2 and G3
characters
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Signal quality detector for video and WST/VPS data types
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Comprehensive teletext language coverage
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Full Field and Vertical Blanking Interval (VBI) data capture of WST data
Display Features
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Teletext and Enhanced OSD modes
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Single/Double/Quadruple Width and Height for characters
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Scrolling of display region
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Variable flash rate controlled by software
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Enhanced display features including over lining, underlining and italics
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Soft colours using CLUT with 4096 colour palette
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Globally selectable scan lines per row (9/10/13/16) and character matrix [12x10,
12x13, 12x16 (VxH)]
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Fringing (Shadow) selectable from N-S-E-W direction
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Fringe colour selectable
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Meshing of defined area
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32 software redefinable On-Screen display characters
