参数资料
型号: SAA5491H/NNN
厂商: NXP SEMICONDUCTORS
元件分类: 微控制器/微处理器
英文描述: 8-BIT, MROM, 12 MHz, MICROCONTROLLER, PQFP80
封装: 14 X 20 MM, 2.80 MM HEIGHT, PLASTIC, SOT-318-2, QFP-80
文件页数: 39/72页
文件大小: 498K
代理商: SAA5491H/NNN
1998 Dec 14
44
Philips Semiconductors
Preliminary specication
Economy teletext and TV microcontrollers
SAA5x9x family
Table 20 Enhanced display mode selection
SHADOW
TRANS
BMESH
CMESH
DISPLAY
0
normal, unshadowed, unmeshed text
0
1
text with coloured backgrounds meshed, black background solid
0
1
0
text with coloured backgrounds solid, black background meshed
0
1
text with all backgrounds meshed
0
1
X
0
text with coloured backgrounds solid, black background transparent
0
1
X
1
text with coloured backgrounds meshed, black background transparent
1
0
1
shadowed text with coloured backgrounds meshed, black background
solid
1
0
1
0
shadowed text with coloured backgrounds solid, black background
meshed
1
0
1
shadowed text with all backgrounds meshed
1
X
0
shadowed text with coloured backgrounds solid, black background
transparent
1
X
1
shadowed text with coloured backgrounds meshed, black background
transparent
Fig.13 Meshing and shadowing.
handbook, halfpage
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,
meshing
TV picture
text foreground colour
black
,
text background colour
meshing and shadowing
normal mix mode
SE shadowing
MGL118
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