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: 32/131页
文件大小: 2049K
代理商: M37274MA-XXXSP
127
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.
Window H Register 2
Window H Register 1
Address 021C16
Address 021E16
Window L Register 1
Address 021D16
b7 b6 b5 b4 b3 b2 b1 b0
Window H register 1 (WH1) [Address 021C 16]
B
Name
Functions
After reset
R W
Window H Register 1
0
to
7
Control bits of window
top boundary
(WN10 to WN17)
(See note 1)
Top boundary position (low-order 8 bits)
TH !
(setting value of low-order 2 bits of WH2 ! 162
+ setting value of high-order 4 bits of WH1 ! 161
+ setting value of low-order 4 bits of WH1 ! 160)
Indeterminate RW
Notes 1: Set values except “00 16” to the WH1 when WH2 is “00 16.”
2: TH is cycle of HSYNC.
b7 b6 b5 b4 b3 b2 b1 b0
Window L register 1 (WL1) [Address 021D 16]
B
Name
Functions
After reset
R W
Window L Register 1
0
to
7
Control bits of window
top boundary
(WL10 to WL17)
(See note 1)
Top boundary position (low-order 8 bits)
TH !
(setting value of low-order 2 bits of WL2 ! 162
+ setting value of high-order 4 bits of WL1 ! 161
+ setting value of low-order 4 bits of WL1 ! 160)
Indeterminate RW
Notes 1: Set values fit for the following condition: (WH1+WH2)<(WL1+WL2)
2: TH is cycle of HSYNC.
b7 b6 b5 b4 b3 b2 b1 b0
Window H register 2 (WH2) [Address 021E 16]
B
Name
Functions
After reset
R W
Window H Register 2
0, 1 Control bits of window
top boundary
(WN20 to WN27)
(See note 1)
Top boundary position (high-order 2 bits)
TH !
(setting value of low-order 2 bits of WH2 ! 162
+ setting value of high-order 4 bits of WH1 ! 161
+ setting value of low-order 4 bits of WH1 ! 160)
Indeterminate RW
Notes 1: Set values except “00 16” to the WH1 when WH2 is “00 16.”
2: TH is cycle of HSYNC.
Nothing is assigned. These bits are write disable bits.
When these bits are read out, the values are indeterminate.
2
to
7
Indeterminate R—
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