參數資料
型號: M37221M4-XXXSP
元件分類: 微控制器/微處理器
英文描述: 8-BIT, MROM, 8.1 MHz, MICROCONTROLLER, PDIP42
封裝: 0.600 INCH, 1.78 MM PITCH, PLASTIC, SDIP-42
文件頁數: 69/114頁
文件大?。?/td> 1653K
代理商: M37221M4-XXXSP
57
SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER for VOLTAGE SYNTHESIZER
with ON-SCREEN DISPLAY CONTROLLER
M37221M4/M8/MA–XXXSP, M37221M6–XXXSP/FP
M37221EASP/FP
MITSUBISHI MICROCOMPUTERS
Rev. 1.0
Fig. 8.11.3 OSD Control Register
b7 b6 b5 b4 b3 b2 b1 b0
OSD control register (CC) [Address 00EA16]
B
Name
Functions
After reset R W
OSD Control Register
0
All-blocks display control
bit (CC0)
(See note)
0 : All-blocks display off
1 : All-blocks display on
0
1
Block 1 display control bit
(CC1)
0 : Block 1 display off
1 : Block 1 display on
0
2
0 : Block 2 display off
1 : Block 2 display on
0
3
to
6
0
Note: Display is controlled by logical product (AND) between the all-blocks display
control bit and each block control bit.
Nothing is assigned. These bits are write disable bits.
When these bits are read out, the values are “0.”
Block 2 display control bit
(CC2)
RW
R—
7
0 : P10
1 : OUT2
0
P10/OUT2 pin switch bit
(CC7)
RW
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