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Color Register n
b7 b6 b5 b4 b3 b2 b1 b0
Fig. 6.7.18 Color register n
Color register n (CO0 to CO3) (n = 0 to 3) [Addresses 00E6
B
Name
0
Nothing is assigned. This bit is a write disable bit.
When this bit is read out, the value is "0."
1
B signal output
0 : No character is output
selection bit (COn1)
1 : Character is output
0 : No character is output
2
G signal output
1 : Character is output
selection bit (COn2)
3
R signal output
0 : No character is output
selection bit (COn3)
1 : Character is output
4
0 : No background color is output
B signal output (background)
selection bit (COn4)
1 : Background color is output
0 : Character is output
5
OUT1 signal output
control bit (COn5)
1 : Blank is output
6
G signal output (background)
0 : No background color is output
selection bit (COn6)
1 : Background color is output
0 : No background color is output
7
R signal output (background)
selection bit (COn7)
1 : Background color is output
Notes 1: When bit 5 = "0" and bit 4 = "1," there is output same as a character or border output
from the OUT1 pin.
Do not set bit 5 = "0" and bit 4 = "0."
2: When only bit 7 = "1" and bit 5 = "0," there is output from the OUT2 pin.
3: M37220M3-XXXSP/FP
4
Nothing is assigned. This bit is a write disable bit.
When this bit is read out, the value is "0."
5
OUT signal output
0 : Character is output
control bit (COn5)
1 : Blank is output
6, 7 Nothing is assigned. These bits are write disable bits.
When these bits are read out, the values are "0."
7220 Group User's Manual
to 00E9
]
16
16
Functions
After reset R W
(See note 1)
(See notes 1, 2)
(See note 2)
Addresses 00E6
APPENDIX
6.7 Control registers
0
R —
0
R W
0
R W
0
R W
0
R W
0
R W
(See note 3)
0
R W
0
R W
0
R —
0
R W
0
R —
to 00E9
16
16
6-41
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