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CHAPTER 18 OSDC
18.2.11 Line Background Display
The background of a line is displayed in the line area of the characters on the line, the
areas to the right and left of the area, and the line spacing areas above and below it.
■ Line Background Control (Setting for Each Line)
Table 18.2-30 shows the line background control of line control data set 2 (command 4): Bits LM1
and LM0.
Table 18.2-30 Line Background Control (Setting for Each Line)
LM1
0
0
1
1
*1: Concaved, shaded background display displays the highlight color on two dots of the upper
side in the line area and the shadow color on two dots of the lower side.
*2: Convexed, shaded background display displays the shadow color on two dots of the upper
side in the line area and the highlight color on two dots of the lower side.
■ Line Background Color (Setting for Each Line, Selected From Among 16 Colors)
Line background colors can be set by setting color codes in bits L3 to L0 of line control data set 2
(command 2).
■ Shaded Background Highlight Color (Setting for Each Screen, Selected from Among 16 Colors)
Shaded background frame color control (command 6-1): Bits BH3 to BH0
Note: Shared with shaded character background display.
■ Shaded Background Shadow Color (Setting for Each Screen, Selected from Among 16 Colors)
Shaded background frame color control (command 6-1): Bits BS3 to BS0
Note: Shared with shaded character background display.
Note:
If OSDC display color output control (DCX) is set to 0, the set color code is used. If DCX is set to 1,
the color code with the bit inverted from 0 to 1 or vice versa becomes the palette read address.
524
LM0
Line background
0
No background (undisplay)
1
Solid-filled background
0
Concaved, shaded background
1
Convexed, shaded background
*1
*2
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