M38C88EA-XXXFP 데이터 시트보기 (PDF) - MITSUBISHI ELECTRIC
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M38C88EA-XXXFP Datasheet PDF : 51 Pages
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MITSUBISHI MICROCOMPUTERS
38C8 Group
SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER
Interrupt request bit
Interrupt enable bit
Interrupt disable flag (I)
BRK instruction
Reset
Fig. 13 Interrupt control
Interrupt request
b7
b0
Interrupt edge selection register
(INTEDGE : address 003A16)
INT0 interrupt edge selection bit
INT1 interrupt edge selection bit 0 : Falling edge active
Not used (return “0” when read) 1 : Rising edge active
b7
b0
Interrupt request register 1
(IREQ1 : address 003C16)
b7
b0
Interrupt request register 2
(IREQ2 : address 003D16)
INT0 interrupt request bit
INT1 interrupt request bit
Serial I/O receive interrupt request bit
Serial I/O transmit interrupt request bit
Timer X interrupt request bit
Timer Y interrupt request bit
Timer 2 interrupt request bit
Timer 3 interrupt request bit
CNTR0 interrupt request bit
CNTR1 interrupt request bit
Timer 1 interrupt request bit
Not used (returns “0” when read)
Key input interrupt request bit
AD conversion interrupt request bit
Not used (returns “0” when read)
0 : No interrupt request issued
1 : Interrupt request issued
b7
b0
Interrupt control register 1
(ICON1 : address 003E16)
b7
b0
Interrupt control register 2
(ICON2 : address 003F16)
INT0 interrupt enable bit
INT1 interrupt enable bit
Serial I/O receive interrupt enable bit
Serial I/O transmit interrupt enable bit
Timer X interrupt enable bit
Timer Y interrupt enable bit
Timer 2 interrupt enable bit
Timer 3 interrupt enable bit
CNTR0 interrupt enable bit
CNTR1 interrupt enable bit
Timer 1 interrupt enable bit
Not used (returns “0” when read)
(Do not write “1” to this bit)
Key input interrupt enable bit
AD conversion interrupt enable bit
Not used (returns “0” when read)
(Do not write “1” to this bit)
0 : Interrupts disabled
1 : Interrupts enabled
Fig. 14 Structure of interrupt-related registers
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