参数资料
型号: M37161MF-XXXSP
元件分类: 微控制器/微处理器
英文描述: 8-BIT, MROM, 8 MHz, MICROCONTROLLER, PDIP42
封装: 0.600 INCH, 1.78 MM PITCH, PLASTIC, SDIP-42
文件页数: 80/129页
文件大小: 1092K
代理商: M37161MF-XXXSP
Rev.1.00
2003.11.25
page 54 of 128
M37161M8/MA/MF-XXXSP/FP,M37161EFSP/FP
Fig. 8.10.4 Block Control Register i
Fig. 8.10.5 Color dot OSD Control Register
b7 b6 b5 b4 b3 b2 b1 b0
B
Name
Functions
After reset
R
W
Color dot OSD control register
1
2
to
7
R
RW
R
W
0
Color dot OSD control register (CDT) [Address 00DA16]
Indeterminate
Nothing is assigned. This bit is write disable bit.
When this bit is read out, the value is "Indeterminate."
Indeterminate
Color dot Block 1 Setting bit
(CDT0)
Color dot Block 2 Setting bit
(CDT1)
0 : OSD2 mode
1 : CD OSD mode
0 : OSD2 mode
1 : CD OSD mode
b7 b6 b5 b4 b3 b2 b1 b0
Block control register i (BCi) (i=1, 2) [Addresses 00D216 and 00D316]
Block Control register i
0, 1 Display mode
selection bits
(BCi0, BCi1)
(See note 4)
Indeterminate
2, 3 Dot size selection
bits (BCi2, BCi3)
b4
b3
b2 Pre-divide Ratio
Dot Size
4
Pre-divide ratio
selection bit (BCi4)
5
7
Window top/bottom
boundary control bit
(BCi7)
Notes 1: Tc is OSD clock cycle divided in pre-divide circuit.
2: H is HSYNC.
6
Vertical display start
position control bit
(BCi6)
BC16: Block 1
BC26: Block 1
b1 b0
0 0: Display OFF
0 1: OSD1 mode
1 0: OSD2 mode (Border OFF)
1 1: OSD2 mode (Border ON)
/CD OSD mode (Border OFF)
0
1
0
1
0
1
0
1
0
1
2
3
1Tc 1/2H
1Tc 1H
2Tc 2H
3Tc 3H
1Tc 1/2H
1Tc 1H
2Tc 2H
3Tc 3H
BC17: Window top boundary
BC27: Window bottom boundary
B
Name
Functions
After reset
RW
Indeterminate RW
0: 2 value output control
1: 3 value output control
(See note 3)
3: Refer to the corresponding figure 8.10.18.
OUToutput control bit
(BCi5)
(See note 1)
4: Selection in OSD2 mode / CD OSD mode is performed in the bits 0 and 1
of color dot OSD control registration.
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