Fujitsu MB91401 データシート

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FR core :  CPU, U-Timer, UART, Timer, Interrupt controller, DMAC, Bit search, External interrupt, Memory_IF, 

Data-RAM, Cache, Bus controller

Peripheral resources : LAN, External_IF, GPIO, Card, Encryption/Authentication, I

2

C, USB (Peripheral resource 

is connected to bus of bus controller. ) 

FR core

E

Crystal Unit

B

T

USB IF

CompactFlash IF

I

2

C Bus

DH

INT/NMI

MUX

External IF

GPIO

Ext. IF/
PORT

DSU IF

D-RAM (8 KB)

10/100 Ethernet

MAC Controller

L3/L4 Filtering

I-Cach (4 KB)

I

2

C IF

DMAC

CLKIN
USB CLK (48 MHz)

CARD IF

R

HMAC-MD5/SHA1

DES/3DES

IPsec Accelerator

(IKE Accelerator)

Serial IF

(2ch)

MB91401

OSC

USB Function

Rev2.0FS

CLK

Cont

PLL

DSU

FLASH

UART

INT

Timer

PHY

SRAM

MEMORY IF

LAN controller

Authentication macro