參數(shù)資料
型號: SAA55XX
廠商: NXP Semiconductors N.V.
英文描述: TV microcontrollers with Closed Captioning (CC) and On-Screen Display (OSD)
中文描述: 與隱藏字幕(CC)和屏幕顯示(OSD電視微控制器)
文件頁數(shù): 67/84頁
文件大?。?/td> 352K
代理商: SAA55XX
2000 Feb 23
67
Philips Semiconductors
Preliminary specification
TV microcontrollers with Closed Captioning (CC)
and On-Screen Display (OSD)
SAA55xx
Table 28
MMR bit definition
REGISTER BIT
FUNCTION
Display Control
SRC3 to SRC0
MSH
MOD1 to MOD0
screen colour definition
meshing all background colours (logic 1)
00 = Video
01 = Full Text
10 = Mixed Screen Colour
11 = Mixed Video
Text Position Vertical
VPOL
HPOL
VOL5 to VOL0
inverted input polarity (logic 1)
inverted input polarity (logic 1)
display start vertical offset from VSYNC (lines)
Text Area Start
HOP1 to HOP0
TAS5 to TAS0
fine horizontal offset in quarter of characters
text area start
Fringing Control
FRC3 to FRC0
FRDN
FRDE
FRDS
FRDW
fringing colour, value address of CLUT
fringe in north direction (logic 1)
fringe in east direction (logic 1)
fringe in south direction (logic 1)
fringe in west direction (logic 1)
Text Area End
TAE5 to TAE0
text area end, in full characters
Scroll Area
SSH3 to SSH0
SSP3 to SSP0
soft scroll height
soft scroll position
Scroll Range
SPS3 to SPS0
STS3 to STS0
stop scroll row
start scroll row
RGB Brightness
VDSPOL
VDS polarity
0 = RGB (1), Video (0)
1 = RGB (0), Video (1)
RGB brightness control
BRI3 to BRI0
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