MB90F523 查看數據表（PDF） - Fujitsu

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MB90F523

16-bit Proprietary Microcontroller

Fujitsu 

MB90520 Series

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• Maximum memory space

16 Mbytes

• Instruction set optimized for controller applications

Rich data types (bit, byte, word, long word)

Rich addressing mode (23 types)

Enhanced signed multiplication/division instruction and RETI instruction functions

Enhanced precision calculation realized by 32-bit accumulator

• Instruction set designed for high level language (C) and multi-task operations

Adoption of system stack pointer

Enhanced pointer indirect instructions

Barrel shift instructions

• Program patch function (for two address pointers)

• Enhanced execution speed

4-byte instruction queue

• Enhanced interrupt function

8 levels, 34 factors

• Automatic data transmission function independent of CPU operation

Extended intelligent I/O service function (EI2OS): Up to 16 channels

• Embedded ROM size and types

Mask ROM: 64 kbytes/128 kbytes

Flash ROM: 128 kbytes

• Embedded RAM size

Mask ROM: 4 kbytes

Flash ROM: 4 kbytes

Evaluation product: 6 kbytes

• Low-power consumption (stand-by) mode

Sleep mode (mode in which CPU operating clock is stopped)

Stop mode (mode in which oscillation is stopped)

CPU intermittent operation mode

Hardware stand-by mode

Clock mode (mode in which other than sub-clock and timebase timer are stopped)

• Process

CMOS technology

• I/O port

General-purpose I/O ports (CMOS): 53 ports

General-purpose I/O ports (via pull-up resistors): 24 ports

General-purpose I/O ports (open-drain): 8 ports

Total: 85 ports

• Timer

Timebase timer/watchdog timer: 1 channel

8/16-bit PPG timers 0, 1: 8-bit × 2 channels or 16-bit × 1 channel

• 16-bit re-load timers 0, 1: 2 channels

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