参数资料
型号: M37221MAH-XXXSP
元件分类: 微控制器/微处理器
英文描述: 8-BIT, MROM, 8.1 MHz, MICROCONTROLLER, PDIP42
封装: 0.600 INCH, 1.78 MM PITCH, PLASTIC, SDIP-42
文件页数: 84/112页
文件大小: 1207K
代理商: M37221MAH-XXXSP
73
Rev. 1.0
SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER for VOLTAGE SYNTHESIZER
with ON-SCREEN DISPLAY CONTROLLER
M37221M4H/M6H/M8H/MAH–XXXSP/FP
M37221EASP/FP
MITSUBISHI MICROCOMPUTERS
8.11.9 Raster Coloring Function
An entire screen (raster) can be colored by setting CRT port control
register. Since each of the R, G and B pins can be switched to raster
coloring output, 8 raster colors can be obtained.
When the character color/character background color overlaps with
the raster color, the color (R, G, B, OUT1, OUT2), specified for the
character color/character background color, takes priority over the
raster color. This ensures that character color/character background
color is not mixed with the raster color.
An example of raster coloring is shown in Figure 8.11.18.
Fig. 8.11.18 Example of Raster Coloring
HSYNC
A'
A
OUT1
R
G
B
: Character color “RED” (R + OUT1 + OUT2)
: Border color “BLACK” (OUT1 + OUT2)
: Background color “MAGENTA” (R + B + OUT1 + OUT2)
: Raster color “BLUE” (B + OUT1 + OUT2)
Signals
across
A-A'
OUT2
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