Changhong Electric 21NF55, Руководство по обслуживанию, Страница: 21 / 83

SERVICE MANUAL
19
●
Real-time packet 26 engine in Hardware for processing accented, G2 and G3 characters
●
Signal quality detector for video and WST/VPS data types
●
Comprehensive teletext language coverage
●
Full Field and Vertical Blanking Interval (VBI) data capture of WST data
Display
●
Teletext and Enhanced OSD modes
●
Features of level 1.5 WST and US Close Caption
●
Serial and Parallel Display Attributes
●
Single/Double/Quadruple Width and Height for characters
●
Scrolling of display region
●
Variable flash rate controlled by software
●
Enhanced display features including overlining, underlining and italics
●
Soft colours using CLUT with 4096 colour palette
●
Globally selectable scan lines per row (9/10/13/16) and character matrix [12x10, 12x13, 12x16
(VxH)]
●
Fringing (Shadow) selectable from N -S-E-W direction
●
Fringe colour selectable
●
Meshing of defined area
●
Contrast reduction of defined area
●
Cursor
●
Special Graphics Characters with two planes, allowing four colours per character
●
32 software redefinable On-Screen display characters
●
4 WST Character sets (G0/G2) in single device (e.g. Latin, Cyrillic, Greek, Arabic)
●
G1 Mosaic graphics, Limited G3 Line drawing characters
●
WST Character sets and Closed Caption Character set in single device
Functional Difference Between The Various IC Versions
IC Version (TDA) 9350 9351 9352 9353 9360 9361 9362 9363 9364 9365 9366 9367 9380 9381 9382
9383 9384 9385 9386 9387 9388 9389
Table 4