saa5547ps NXP Semiconductors, saa5547ps Datasheet - Page 67

• Manufacturer Part Number: saa5547ps
• Description: Saa550x; Saa554x Tv Microcontrollers With Closed Captioning Cc And On-screen Display Osd
• Manufacturer: NXP Semiconductors

Philips Semiconductors
Table 28 MMR bit definition
2000 Feb 23
Display Control
SRC3 to SRC0
MSH
MOD1 to MOD0
Text Position Vertical
VPOL
HPOL
VOL5 to VOL0
Text Area Start
HOP1 to HOP0
TAS5 to TAS0
Fringing Control
FRC3 to FRC0
FRDN
FRDE
FRDS
FRDW
Text Area End
TAE5 to TAE0
Scroll Area
SSH3 to SSH0
SSP3 to SSP0
Scroll Range
SPS3 to SPS0
STS3 to STS0
RGB Brightness
VDSPOL
BRI3 to BRI0
TV microcontrollers with Closed Captioning (CC)
and On-Screen Display (OSD)
REGISTER BIT
screen colour definition
meshing all background colours (logic 1)
00 = Video
01 = Full Text
10 = Mixed Screen Colour
11 = Mixed Video
inverted input polarity (logic 1)
inverted input polarity (logic 1)
display start vertical offset from VSYNC (lines)
fine horizontal offset in quarter of characters
text area start
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, in full characters
soft scroll height
soft scroll position
stop scroll row
start scroll row
VDS polarity
RGB brightness control
0 = RGB (1), Video (0)
1 = RGB (0), Video (1)
67
FUNCTION
Preliminary specification
SAA55xx