M38B53M4-059FP datasheet(18/69 Pages) MITSUBISHI

18 / 69 page

MITSUBISHI MICROCOMPUTERS

38B5 Group

SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER

PRELIMINAR

Notice:

This

is not

a final

specification.

Some

parametric

limits

are

subject

to change.

Fig. 13 Structure of Interrupt Related Registers

Fig. 12 Interrupt Control

INT0 interrupt enable bit

INT1 interrupt enable bit

INT2 interrupt enable bit

Remote controller/counter overflow interrupt

enable bit

Serial I/O1 interrupt enable bit

Serial I/O automatic transfer interrupt enable bit

Timer X interrupt enable bit

Timer 1 interrupt enable bit

Timer 2 interrupt enable bit

Timer 3 interrupt enable bit

INT0 interrupt request bit

INT1 interrupt request bit

INT2 interrupt request bit

Remote controller/counter overflow interrupt

request bit

Serial I/O1 interrupt request bit

Serial I/O automatic transfer interrupt request bit

Timer X interrupt request bit

Timer 1 interrupt request bit

Timer 2 interrupt request bit

Timer 3 interrupt request bit

Interrupt edge selection register

INT0 interrupt edge selection bit

INT1 interrupt edge selection bit

INT2 interrupt edge selection bit

INT3 interrupt edge selection bit

INT4 interrupt edge selection bit

Not used (return "0" when read)

CNTR0 pin edge switch bit

CNTR1 pin edge switch bit

(INTEDGE : address 003A16)

0 : Falling edge active

1 : Rising edge active

Interrupt request register 1

Interrupt control register 1

0 : No interrupt request issued

1 : Interrupt request issued

(IREQ1 : address 003C16)

(ICON1 : address 003E16)

Interrupt request register 2

(IREQ2 : address 003D16)

Interrupt control register 2

0 : Interrupt disabled

1 : Interrupt enabled

(ICON2 : address 003F16)

Interrupt source switch register

INT3/serial I/O2 transmit interrupt switch bit

0 : INT3 interrupt

1 : Serial I/O2 transmit interrupt

INT4/AD conversion interrupt switch bit

0 : INT4 interrupt

1 : A-D conversion interrupt

Not used (return “0” when read)

(Do not write “1” to these bits.)

(IFR : address 003916)

0 : Rising edge count

1 : Falling edge count

INT3/serial I/O2 transmit interrupt enable bit

INT4 interrupt enable bit

AD conversion interrupt enable bit

FLD blanking interrupt enable bit

FLD digit interrupt enable bit

Not used (returns “0” when read)

(Do not write “1” to this bit.)

INT3/serial I/O2 transmit interrupt request bit

INT4 interrupt request bit

AD conversion interrupt request bit

FLD blanking interrupt request bit

FLD digit interrupt request bit

Not used (returns “0” when read)

Timer 4 interrupt request bit

Timer 5 interrupt request bit

Timer 6 interrupt request bit

Serial I/O2 receive interrupt request bit

Timer 4 interrupt enable bit

Timer 5 interrupt enable bit

Timer 6 interrupt enable bit

Serial I/O2 receive interrupt enable bit

Interrupt disable flag I

Interrupt request

Interrupt request bit

Interrupt enable bit

BRK instruction

Reset

M38B53M4-059FP Datasheet(PDF) 18 Page - Mitsubishi Electric Semiconductor

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