MB90F423GC datasheet(21/88 Pages) FUJITSU

21 / 88 page

MB90420G/425G Series

DS07-13711-5E

(Continued)

Address

Symbol

Read/write Peripheral function

Initial value

9EH

ROM correction control register

PACSR

R/W

Address match

detection function

- - - - - 0 - 0

9FH

Delay interrupt/release

DIRR

R/W

Delayed interrupt

- - - - - - - 0

A0H

Power saving mode

LPMCR

R/W

Power saving

control circuit

0 0 0 1 1 0 0 0

A1H

Clock select

CKSCR

R/W

1 1 1 1 1 1 0 0

A2H to

A7H

(Disabled)

A8H

Watchdog control

WDTC

R/W

Watchdog timer

X X X X X 1 1 1

A9H

Time base timer control register

TBTC

R/W

Time base timer

1 - - 0 0 1 0 0

AAH

Watch timer control register

WTC

R/W

Watch timer

(sub-clock)

1 X 0 0 0 0 0 0

ABH to

ADH

(Disabled)

AEH

Flash control register

FMCS

R/W

Flash interface

0 0 0 X 0 XX 0

AFH

(Disabled)

B0H

Interrupt control register 00

ICR00

R/W

Interrupt controller

0 0 0 0 0 1 1 1

B1H

Interrupt control register 01

ICR01

R/W

0 0 0 0 0 1 1 1

B2H

Interrupt control register 02

ICR02

R/W

0 0 0 0 0 1 1 1

B3H

Interrupt control register 03

ICR03

R/W

0 0 0 0 0 1 1 1

B4H

Interrupt control register 04

ICR04

R/W

0 0 0 0 0 1 1 1

B5H

Interrupt control register 05

ICR05

R/W

0 0 0 0 0 1 1 1

B6H

Interrupt control register 06

ICR06

R/W

0 0 0 0 0 1 1 1

B7H

Interrupt control register 07

ICR07

R/W

0 0 0 0 0 1 1 1

B8H

Interrupt control register 08

ICR08

R/W

0 0 0 0 0 1 1 1

B9H

Interrupt control register 09

ICR09

R/W

0 0 0 0 0 1 1 1

BAH

Interrupt control register 10

ICR10

R/W

0 0 0 0 0 1 1 1

BBH

Interrupt control register 11

ICR11

R/W

0 0 0 0 0 1 1 1

BCH

Interrupt control register 12

ICR12

R/W

0 0 0 0 0 1 1 1

BDH

Interrupt control register 13

ICR13

R/W

0 0 0 0 0 1 1 1

BEH

Interrupt control register 14

ICR14

R/W

0 0 0 0 0 1 1 1

BFH

Interrupt control register 15

ICR15

R/W

0 0 0 0 0 1 1 1

C0H to

FFH

(Disabled)

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