參數資料
型號： M37274MA
廠商： Mitsubishi Electric Corporation
英文描述： Single Chip 8 Bits Microcomputer(8位單片機)
中文描述： 單芯片8位單片機（8位單片機）
文件頁數： 123/131頁
文件大?。?/td> 2049K
代理商： M37274MA
123
MITSUBISHI MICROCOMPUTERS
M37274MA-XXXSP
SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER with CLOSED CAPTION DECODER
and ON-SCREEN DISPLAY CONTROLLER
PRELIMINARY
Notice: This is not a final specification.
Some paramentic limits are subject to change.
Serial I/O Mode Register
Interrupt Input Polarity Register
Address 0212
16
Address 0213
16
b7 b6 b5 b4 b3 b2 b1 b0
Interrupt input polarity register (IP) [Address 0212
16
]
B
Name
Functions
After reset
R W
Interrupt Input Polarity Register
0
0 to 2,
5
Fix these bits to “0.”
R W
INT1 polarity switch bit
(INT1POL)
0
0
3
0 : Positive polarity
1 : Negative polarity
4
0 : Positive polarity
1 : Negative polarity
6
INT2 polarity switch bit
(
INT2POL
)
INT3 polarity switch bit
(
INT3POL
)
0
R W
R W
R W
0 : Positive polarity
1 : Negative polarity
0
0
0
0
0
0 : Positive polarity
1 : Negative polarity
7
A-D conversion INT3
interrupt source selection
bit (RE7)
R W
b7b6 b5b4b3 b2b1b0
0
0
Serial I/O mode register (SM) [Address 0213
16
]
B
Name
Functions
After reset
R W
0
Serial I/O Mode Register
0, 1 Internal synchronous
clock selection bits
(SM0, SM1)
b1 b0
0 0: f(X
IN
)/4 or f(X
CIN
)/4
0 1: f(X
IN
)/16 or f(X
CIN
)/16
1 0: f(X
IN
)/32 or f(X
CIN
)/32
1 1: f(X
IN
)/64 or f(X
CIN
)/64
2
Synchronous clock
selection bit (SM2)
3
Port function
selection bit (SM3)
6, 7
5
Transfer direction
selection bit (SM5)
0: P1
1
, P1
3
1: SCL1, SDA1
0: External clock
1: Internal clock
0: LSB first
1: MSB first
Fix these bits to “0.”
0
0
0
0
0
R W
R W
R W
R W
R W
R W
4
Port function
selection bit (SM4)
0: P1
2
, P1
4
1: SCL2, SDA2
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相關代理商/技術參數
參數描述
M37274MA-052SP 制造商:MITSUBISHI 制造商全稱:Mitsubishi Electric Semiconductor 功能描述:SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER with CLOSED CAPTION DECODER and ON-SCREEN DISPLAY CONTROLLER
M37274MA-053SP 制造商:MITSUBISHI 制造商全稱:Mitsubishi Electric Semiconductor 功能描述:SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER with CLOSED CAPTION DECODER and ON-SCREEN DISPLAY CONTROLLER
M37274MA-082SP 制造商:MITSUBISHI 制造商全稱:Mitsubishi Electric Semiconductor 功能描述:SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER with CLOSED CAPTION DECODER and ON-SCREEN DISPLAY CONTROLLER
M37274MA-084SP 制造商:MITSUBISHI 制造商全稱:Mitsubishi Electric Semiconductor 功能描述:SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER with CLOSED CAPTION DECODER and ON-SCREEN DISPLAY CONTROLLER
M37274MA-XXXSP 制造商:RENESAS 制造商全稱:Renesas Technology Corp 功能描述:SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER with CLOSED CAPTION DECODER and ON-SCREEN DISPLAY CONTROLLER
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