参数资料
型号: M37274MA-XXXSP
元件分类: 微控制器/微处理器
英文描述: 8-BIT, MROM, MICROCONTROLLER, PDIP52
封装: 0.600 INCH, 1.778 MM PITCH, SHRINK, PLASTIC, DIP-52
文件页数: 10/131页
文件大小: 2049K
代理商: M37274MA-XXXSP
107
MITSUBISHI MICROCOMPUTERS
SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER with CLOSED CAPTION DECODER
and ON-SCREEN DISPLAY CONTROLLER
M37274MA-XXXSP
PRELIMINARY
Notice:
This
is not
a final
specification.
Some
paramentic
limits
are
subject
to change.
OSD Control Register
Address 00CE16
b7 b6 b5 b4 b3 b2 b1 b0
OSD control register (OC) [Address 00CE 16]
B
Name
Functions
After reset R W
OSD Control Register
0
OSD control bit
(OC0) (See note 1)
0 : All-blocks display off
1 : All-blocks display on
0
1
Scan mode selection
bit (OC1)
0 : Normal scnan mode
1 : Bi-scan mode
0
2
0 : All bordered
1 : Shadow bordered (See note 2)
0
4
Automatic solid space
control bit (OC4)
0
Border type selection
bit (OC2)
RW
3
0 : Color signal of character background
part does not flash
1 : Color signal of character background
part flashes
Flash mode selection
bit (OC3)
6, 7 Layer mixing control
bits (OC6, OC7)
(See note 3)
0 0: Logic sum (OR) of layer 1’s
color and layer 2’s color
0 1: Layer 1’s color has priority
1 0: Layer 2’s color has priority
1 1: Do not set.
b7 b6
0 : OFF
1 : ON
0R W
5
Window control bit
(OC5)
0R W
0 : OFF
1 : ON
Notes 1 : Even this bit is switched during display, the display screen
remains unchanged until a rising (falling) of the next V SYNC.
2 : Shadow border is output at right and bottom side of the font.
3 : Set “00” during displaying extra fonts.
Horizontal Position Register
Address 00CF16
b7 b6 b5 b4 b3 b2 b1 b0
Horizontal position register (HP) [Address 00CF 16]
B
Name
Functions
After reset RW
Horizontal Position Register
Control bits of horizontal
display start positions
(HP0 to HP7)
Horizontal display start positions
4TOSC !
(setting value of high-order 4 bits ! 161 +
setting value of low-order 4 bits ! 160 )
0R W
0
to
7
Note: The setting value synchronizes with the V SYNC.
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