AT32UC3A3128 データシートの表示（PDF） - Atmel Corporation

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AT32UC3A3128

32-bit AVR® Microcontroller

Atmel Corporation 

AT32UC3A3/A4

2. Blockdiagram

Figure 2-1. Blockdiagram

TCK

TDO

TDI

TMS

USB_VBIAS

USB_VBUS

DMFS, DMHS

DPFS, DPHS

JTAG

INTERFACE

MCKO

MDO[5..0]

MSEO[1..0]

EVTI_N

EVTO_N

ID

VBOF

USB HS

INTERFACE

DMA

32KB RAM

NEXUS

CLASS 2+

OCD

AVR32 UC

CPU

MEMORY PROTECTION UNIT

INSTR

INTERFACE

DATA

INTERFACE

LOCAL BUS

INTERFACE

FAST GPIO

64 KB

SRAM

S

M

M

M

S

M

S

S

256/128/64

KB

FLASH

32KB RAM

S

HIGH SPEED

DATA[15..0]

BUS MATRIX

S

DMACA

M

ADDR[23..0]

NCS[5..0]

M

NRD

NWAIT

NWE0

AES

SS

S

M

NWE1

NWE3

RAS

CONFIGURATION REGISTERS BUS

PB

HSB

HSB-PB

BRIDGE B

HSB

HSB-PB

BRIDGE A

PB

PERIPHERAL

DMA

CONTROLLER

CAS

SDA10

SDCK

SDCKE

SDWE

CFCE1

CFCE2

CFRW

NANDOE

CLK

MULTIMEDIA CARD

NANDWE

CMD[1..0]

& MEMORY STICK

RXD

PA

DATA[15..0]

INTERFACE

PB

PC

PX

INTERRUPT

CONTROLLER

TXD

USART1

CLK

RTS, CTS

PA

DSR, DTR, DCD, RI

PB

PC

PX

RXD

USART0

TXD

USART2

CLK

RTS, CTS

EXTINT[7..0]

SCAN[7..0]

NMI

EXTERNAL

INTERRUPT

CONTROLLER

RXD

USART3

TXD

CLK

VDDIN

GNDCORE

VDDCORE

1V8

Regulator

RESET_N

115 kHz

RCSYS

XIN32 32 KHz

XOUT32 OSC

XIN0

XOUT0

OSC0

XIN1

XOUT1

OSC1

PLL0

PLL1

GCLK[3..0]

REAL TIME

COUNTER

WATCHDOG

TIMER

POWER

MANAGER

CLOCK

GENERATOR

CLOCK

CONTROLLER

SLEEP

CONTROLLER

RESET

CONTROLLER

SERIAL

PERIPHERAL

INTERFACE 0/1

SYNCHRONOUS

SERIAL

CONTROLLER

TWO-WIRE

INTERFACE 0/1

SPCK

MISO, MOSI

NPCS0

NPCS[3..1]

TX_CLOCK, TX_FRAME_SYNC

TX_DATA

RX_CLOCK, RX_FRAME_SYNC

RX_DATA

TWCK

TWD

TWALM

ANALOG TO

DIGITAL

CONVERTER

AD[7..0]

AUDIO

BITSTREAM

DAC

DATA[1..0]

DATAN[1..0]

A[2..0]

B[2..0]

CLK[2..0]

TIMER/COUNTER

0/1

4

32072C–AVR32–2010/03

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