User`s manual

84
SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER with CLOSED CAPTION DECODER
and ON-SCREEN DISPLAY CONTROLLER
M37281MAH–XXXSP,M37281MFH–XXXSP
M37281MKH–XXXSP,M37281EKSP
MITSUBISHI MICROCOMPUTERS
Rev. 1.0
Fig. 8.11.21 Color Dot Font Data Storing Address
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O S D R O M a d d r e s s o f C D f o n t d a t a
A
D
1 6
A
D
1 5
A
D
1 4
A
D
1 3
A
D
1 2
A
D
1 1
A
D
1 0
A
D
9
A
D
8
A
D
7
A
D
6
A
D
5
A
D
4
A
D
3
A
D
2
A
D
1
A
D
0
O
S
D
R
O
M
a d d r e s s b i t
L i n e n u m b e r / C D c o d e /
A r e a b i t
11
L i n e n u m b e r ( M S B t o L S B )
C D c o d e ( C 5 t o C 0 )
A r e a
b i t
P
l
a
i
n
s e l e c t i o n b i t
1
D i s p l a y e x a m p l e
Li
ne
number
0 2
1 6
09 16
0 3 1 6
0 4 1 6
05 16
0 6 1 6
0 7 1 6
0 8 1 6
0
A
16
1 1 1 6
0
B
1 6
0
C
1 6
0
D
16
0
E
16
0
F
1 6
10 16
1 5 1 6
1 2 1 6
13 16
1 4 1 6
A r e a 0A r e a 1
b
0
b 7b
0
b 7
19 16
1 6 1 6
1 7 1 6
1 8 1 6
0 0 1 6
0 1 1 6
Line number
CD code
Area bit
= “ 0 0
1 6 ” t o “ 1 9 1 6 ”
= “ 0 0
1 6 ” t o “ 3 F 1 6 ” ( “ 1 F 1 6 ” a n d “ 2 0 1 6 ” c a n n o t b e u s e d . W r i t e “ F F 1 6 ” t o t h e c o r r e s p o n d i n g a d d r e s s . )
= 0 : A r e a 0 1 : A r e a 1
0 2 1 6
0 9 1 6
03 16
0 4 1 6
0 5 1 6
0 6 1 6
0 7 1 6
08 16
0
A
1 6
11 16
0
B
1 6
0
C
16
0
D
1 6
0
E
1 6
0
F
16
1 0 1 6
1 5 1 6
1 2 1 6
1 3 1 6
14 16
b
0
b 7b
0
b 7
1 9 1 6
1 6 1 6
1 7 1 6
1 8 1 6
0 0 1 6
01 16
44
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00
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0000
00
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0
0
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0
00
00
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00
00
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00
00
0000
00
00
00
00
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00
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00
0000
00
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00
00
00
00
00
00
00
00
0000
00
00
00
00
0
0
0
0
00
00
00
00
00
00
00
00
00
00
00
00
2222
2222
2222
2222
2222
2222
2222
1
1
1
1
1
1
1
1
1
1
1
1
3
3
3
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3
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3
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3
3
L
i
n e
n u m b e r
Area 0 Area 1
W h e n b i t 3 o f O S D c o n t r o l
r e g i s t e r 3 i s “ 0 ( 1 ) ”
C o l o r p a l e t t e s e t b y R C 1 3 t o
R C 1 6 o f O S D R A M i s s e l e c t e d
C o l o r p a l e t t e 1 ( 9 ) i s s e l e c t e d
C o l o r p a l e t t e 2 ( 1 0 ) i s s e l e c t e d
Color palette 3 (11) is selected
Color palette 4 (12) is selected
0
1
2
3
4
P l a n e 2
( C o l o r p a l e t t e s e l e c t i o n b i t 2 )
P l a n e 1
( C o l o r p a l e t t e s e l e c t i o n b i t 1 )
P l a n e 0
( C o l o r p a l e t t e s e l e c t i o n b i t 0 )
2222
2222
2222
2222
2222
2222
2222
1
1
1
1
1
1
1
1
1
1
1
1