參數(shù)資料
型號: SAA5500PS/NNNN
廠商: NXP SEMICONDUCTORS
元件分類: 微控制器/微處理器
英文描述: 8-BIT, OTPROM, 12 MHz, MICROCONTROLLER, PDIP52
封裝: 0.600 INCH, PLASTIC, SDIP-52
文件頁數(shù): 60/80頁
文件大小: 340K
代理商: SAA5500PS/NNNN
1999 Oct 27
63
Philips Semiconductors
Preliminary specication
Standard TV microcontrollers with
On-Screen Display (OSD)
SAA55xx
Table 23 MMR map
Table 24 MMR bit denition
ADD
R/W
NAME
7
6
5
4
3
2
1
0
RESET
87F1
R/W Text Position
Vertical
VOL5
VOL4
VOL3
VOL2
VOL1
VOL0
00H
87F2
R/W Text Area
Start
HOP1
HOP0
TAS5
TAS4
TAS3
TAS2
TAS1
TAS0
00H
87F3
R/W Fringing
Control
FRC3
FRC2
FRC1
FRC0
FRDN
FRDE
FRDS
FRDW
00H
87F4
R/W Text Area
End
TAE5
TAE4
TAE3
TAE2
TAE1
TAE0
00H
87F7
R/W RGB
Brightness
VDSPOL
BRI3
BRI2
BRI1
BRI0
00H
87F8
R
Status
BUSY
FIELD
FLR
00H
W
FLR
00H
87FC R/W HSYNC
Delay
HSD6
HSD5
HSD4
HSD3
HSD1
HSD0
00H
87FD R/W VSYNC
Delay
VSD6
VSD5
VSD4
VSD3
VSD2
VSD1
VSD0
00H
87FF
R/W Conguration
VDEL2
VDEL1
VDEL0
TXT/V
00H
REGISTER
FUNCTION
Text Position Vertical
VOL5 to VOL0
display start vertical offset from VSYNC (lines)
Text Area Start
HOP1 to HOP0
ne horizontal offset in quarter of characters
TAS5 to TAS0
text area start
Fringing Control
FRC3 to FRC0
fringing colour, value address of CLUT
FRDN
fringe in north direction (logic 1)
FRDE
fringe in east direction (logic 1)
FRDS
fringe in south direction (logic 1)
FRDW
fringe in west direction (logic 1)
Text Area End
TAE5 to TAE0
text area end, in full characters
RGB Brightness
VDSPOL
VDS polarity
0 = RGB (1), Video (0)
1 = RGB (0), Video (1)
BRI3 to BRI0
RGB brightness control
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