參數(shù)資料
型號(hào): M30220MA-XXXRP
元件分類: 微控制器/微處理器
英文描述: 16-BIT, MROM, 10 MHz, MICROCONTROLLER, PQFP144
封裝: 16 X 16 MM, 0.40 MM PITCH, PLASTIC, TQFP-144
文件頁數(shù): 103/161頁
文件大?。?/td> 0K
代理商: M30220MA-XXXRP
______
_______
INT Interrupt, NMI Interrupt
Mitsubishi microcomputers
M30220 Group
SINGLE-CHIP 16-BIT CMOS MICROCOMPUTER
46
TAiOUT/INTi+1
TAiIN/INTi+1
INTi+1
input pin
select bit
i=3, 4
Two edge detect
Interrupt edge
select bit
Interrupt
request
Polarity select bit
(bit4 of interrupt control register)
0: Falling edge
1: Rising edge
"H"
"L"
INT4,
INT5
interrupt
polarity
switching
bit
(Bits
4,
5
of
interrupt
request
cause
select
register
1)
0:
One
edge
1:
Two
edges
______
NMI Interrupt
______
An NMI interrupt is generated when the input to the P77/NMI pin changes from “H” to “L”. The NMI interrupt
is a non-maskable external interrupt. The pin level can be checked in the port P77 register (bit 7 at address
03ED16).
This pin cannot be used as a normal port input.
________
Figure 1.10.11. Constitution of INT4 and INT5
________
Figure 1.10.12. Typical timings in two input interrupt of INT4 and INT5 selected
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