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18.4.3
Character Data Set (Commands 1 and 2)
This command sets character data. Executing command 2 (character data set 2) sets
VRAM to reflect it on the screen.
■ Command 1 (Character Data Set 1)
❍ Address: 002
❍ Format
15
14
13
MIT MUL MBL MBB MS1 MS0 MM1 MM0 MB3 MB2 MB1 MB0 MC3 MC2 MC1 MC0
MC3 to MC0:
MB3 to MB0:
MM1, MM0:
MBL, MBB:
MIT:
❍ [Function]
Command 1 sets character data. Executing command 2 (character data set 2) sets VRAM to
reflect it on the screen.
❍ [Supplement]
•
The character color, character background color, character background type, character
horizontal size, italic display, and underline display can be set in an arbitrary combination for
each character.
H
12
11
10
9
Character color
(From among 16 colors)
Character background color
(From among 16 colors)
Character background control
(0, 0: OFF)
(0, 1: Solid-fill display)
(1, 0: Concaved, shaded display)
(1, 1: Convexed, shaded display)
Blinking control
(0, 0: Blinking OFF)
(0, 1: Character background blinking ON)
(1, 0: Character and trimming dots blinking ON)
(1, 1: Character, trimming dots, and
character background blinking ON)
Italic display control
(0: Italic display OFF)
(1: Italic display ON)
8
7
6
5
MS1, MS0:
Character horizontal size control
0, 0: 12 dots
0, 1: 18 dots
1, 0: 24dots
1, 1: Setting prohibited
MUL:
Underline control
(0: Underline OFF)
(1: Underline ON)
CHAPTER 18 OSDC
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