參數(shù)資料
型號(hào)： M37271EF-XXXSP
元件分類： 微控制器/微處理器
英文描述： 8-BIT, MROM, 8.1 MHz, MICROCONTROLLER, PDIP52
封裝： 0.600 INCH, 1.78 MM PITCH, PLASTIC, SDIP-52
文件頁(yè)數(shù)： 76/98頁(yè)
文件大小： 1411K
代理商： M37271EF-XXXSP
MITSUBISHI MICROCOMPUTERS
M37271MF-XXXSP
M37271EF-XXXSP, M37271EFSP
SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER with CLOSED CAPTION DECODER
and ON-SCREEN DISPLAY CONTROLLER
77
Fig. 88. Setting value of interrpt interval determination control
register and measuring interval
Fig. 86. Block diagram of interrupt interval determination circuit
Fig. 87. Structure of interrupt interval determination control
register
RE5
0
1
REi
0
1
0
1
INT1 or INT2 input
Count interval
REi : Bit i (i = 3, 4) of interrupt interval determination
control register (address 021116)
8
Data bus
Control
circuit
Connected to
black colored
side at rest.
Selection gate :
(Address 021116)
32
s
RE1
16
s
8-bit binary up counter (8)
Interrupt interval determination register(8)
RE0
8
INT1 (Note)
RE2
INT2 (Note)
Note: The pulse width of external interrupt INT1 and INT2 needs 5 or more machine cycles.
RE: Input interval determination control register
0
7
Interrupt interval determination
control register
(RE : address 021216)
Interrupt interval determination
circuit operation control bit
0 : Stopped
1 : Operating
External interrupt input pin
selection bit
0 : INT1 input
1 : INT2 input
INT1 pin input polarity switch bit
0 : Positive polarity input
1 : Negative polarity input
INT2 pin input polarity switch bit
0 : Positive polarity input
1 : Negative polarity input
Interrupt interval determination mode
switch bit
0 : Interrupt interval determination
mode
1 : Pulse width determination mode
Reference clock control selection
bit
(at f(XIN) = 8MHz)
0 : 32
s
1 : 16
s
INT3 pin input polarity switch bit
0 : Positive polarity input
1 : Negative polarity input
A-D conversion INT3 interrupt
source selection bit
0 : INT3 interrupt
1 : A-D conversion interrupt
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
M37271MF 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
M37271MF-213SP 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
M37271MF-219SP 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
M37271MF-220SP 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
M37271MF-231SP 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
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