D6461 NEC Electronics Inc., D6461 Datasheet - Page 18

• Manufacturer Part Number: D6461
• Description: CMOS LSI CHIP FOR Camcorder On-screen Character Display 12 ROWS x 24 Columns
• Manufacturer: NEC Electronics Inc.

18
1.5 OUTPUTTING BACKGROUND
channel in RGB+V
(1) Minimum background
(2) Overall background
The figures below show the screen display when minimum background or overall background is specified for each output
Remarks 1. The above figures are only examples. Actually, the background can be controlled independently for each
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A B C D
A B C D
RGB channel
RGB channel
YOKOHAMA
YOKOHAMA
No background for
V
No background for
V
2. No background is applied to the V
C2
C2
-specified areas
-specified areas
output channel (only in RGB+V
the RGB channel but not for the other channels.
to a V
by one dot (minimum size) only at the filled dots at the left or right edge of the area of the rimmed character,
in the same way as for display-off data. The background, however, does not encroach into the adjacent
area.
C1
+V
C2
F
F
C2
-specified character is rimmed, the rim encroaches into the area for the V
mode.
V
V
V
V
C1
C1
BLK1
C1
BLK1
+V
output (character signal)
output (character signal)
C2
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output (background signal)
output (background signal)
C2
-specified areas for the RGB or V
A B C D
A B C D
mode), for example, by applying background (overall/minimum) for
YOKOHAMA
No background for
V
No background for
V
YOKOHAMA
C2
C2
-specified areas
-specified areas
F
F
V
V
V
V
C2
BLK2
C2
BLK2
C1
output (character signal)
output (character signal)
output (background signal)
output (background signal)
channel. If a character adjacent
0 1 2 3 4 5
0 1 2 3 4 5
Background only for
V
Background only for
V
C2
C2
-specified areas
-specified areas
C2
PD6461, 6462
-specified character
E
E
0000
0000