Lucent Technologies MN102H75K ユーザーズマニュアル
On-Screen Display
Setting Up the OSD
Panasonic Semiconductor Development Company
MN102H75K/F75K/85K/F85K LSI User Manual
184
Panasonic
7.10.2 Text Layer Functions
This section describes the character enhancement functions available in the text
layer.
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Outlining
In both normal and closed-caption modes, writing a 1 to bit 9 (FRAME) of the
COL setting in the VRAM causes an outline to appear around all characters fol-
COL setting in the VRAM causes an outline to appear around all characters fol-
lowing that COL. You can specify the color of the outline in the FRAME register
(x’007FA2’). Figure 7-23 shows an example of character outlining. As shown in
(x’007FA2’). Figure 7-23 shows an example of character outlining. As shown in
the figure, if a character contains dots in the left or right borders of its field, the
outlining for those dots appear in the adjacent character field.
outlining for those dots appear in the adjacent character field.
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Character shadowing
In normal mode, writing a 1 to bit 10 (CSHAD) of the COL setting in the VRAM
causes a drop shadow to appear behind all characters following that COL. You
causes a drop shadow to appear behind all characters following that COL. You
can specify the color of the shadow in the FRAME register (x’007FA2’). Figure
7-24 shows an example of character shadowing. As shown in the figure, if a
7-24 shows an example of character shadowing. As shown in the figure, if a
character contains dots in right border of its field, the shadowing for those dots
appear in the character field to the right.
appear in the character field to the right.
Figure 7-23 Character Outlining Example
16 dots
16 dots
16 dots
Figure 7-24 Character Shadowing Example
16 dots
16 dots
16 dots