M38747MDF-FS 查看數據表（PDF） - Mitsumi

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M38747MDF-FS

SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER

Mitsumi 

MITSUBISHI MICROCOMPUTERS

3874 Group

SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER

b7

b0 Interrupt edge selection register

(INTEDGE : address 003A16)

INT0 active edge selection bit

INT1 active edge selection bit

INT2 active edge selection bit

INT3 active edge selection bit

INT4 active edge selection bit

INT5 active edge selection bit

Not used (returns “0” when read)

0 : Falling edge active

1 : Rising edge active

b7

b0 Interrupt request register 1

b7

(IREQ1 : address 003C16)

INT0 interrupt request bit

INT1 interrupt request bit

Receive bus interrupt request bit

Transmit bus interrupt request bit

Timer X interrupt request bit

Timer Y interrupt request bit

Timer 2 interrupt request bit

Timer 3 interrupt request bit

0 : No interrupt request issued

1 : Interrupt request issued

b7

b0

b7

Interrupt control register 1

(ICON1 : address 003E16)

INT0 interrupt enable bit

INT1 interrupt enable bit

Receive bus interrupt enable bit

Transmit bus interrupt enable bit

Timer X interrupt enable bit

Timer Y interrupt enable bit

Timer 2 interrupt enable bit

Timer 3 interrupt enable bit

0 : Interrupts disabled

1 : Interrupts enabled

b7

b0 Interrupt source discrimination register 1 b7

(IREQD1 : address 003816)

INT3 interrupt request bit

INT4 interrupt request bit

INT5 interrupt request bit

Serial I/O1 receive interrupt

request bit

Serial I/O1 transmit interrupt

request bit

Key input interrupt request bit

Serial I/O2 interrupt request bit

ATD/A-D converter interrupt

request bit

0 : No interrupt request issued

1 : Interrupt request issued

b7

b0 Interrupt source discrimination register 2 b7

(IREQD2 : address 003616)

CNTR0 interrupt request bit

Serial I/O3 interrupt request bit

Not used (returns “0” when read)

0 : No interrupt request issued

1 : Interrupt request issued

Fig. 20 Structure of interrupt-related registers

b0 Interrupt request register 2

(IREQ2 : address 003D16)

INT2 interrupt request bit

CNTR0, serial I/O3 interrupt request bit

CNTR1 interrupt request bit

Timer 1 interrupt request bit

INT3, INT4, INT5 interrupt request bit

ADT/A-D converter, serial I/O2 interrupt

request bit

Key input, serial I/O1 receive, serial

I/O1 transmit interrupt request bit

Not used (returns “0” when read)

0 : No interrupt request issued

1 : Interrupt request issued

b0 Interrupt control register 2

(ICON2 : address 003F16)

INT2 interrupt enable bit

CNTR0, serial I/O3 interrupt enable bit

CNTR1 interrupt enable bit

Timer 1 interrupt enable bit

INT3, INT4, INT5 interrupt enable bit

ADT/A-D converter, serial I/O2 interrupt

enable bit

Key input, serial I/O1 receive, serial

I/O1 transmit interrupt enable bit

Not used (returns “0” when read)

(Do not write “1” to this bit)

0 : Interrupts disabled

1 : Interrupts enabled

b0 Interrupt source discrimination control register 1

(ICOND1 : address 003916)

INT3 interrupt enable bit

INT4 interrupt enable bit

INT5 interrupt enable bit

Serial I/O1 receive interrupt enable

bit

Serial I/O1 transmit interrupt enable

bit

Key input interrupt enable bit

Serial I/O2 interrupt enable bit

ADT/A-D converter interrupt enable

bit

0 : Interrupt disabled

1 : Interrupt enabled

b0 Interrupt source discrimination control register 2

(ICOND2 : address 003716)

CNTR0 interrupt enable bit

Serial I/O3 interrupt enable bit

Not used (return “0” when read)

0 : Interrupt disabled

1 : Interrupt enabled

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