AT32UC3A0512-CTUR(2009) 查看數據表（PDF） - Atmel Corporation

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AT32UC3A0512-CTUR
(Rev.:2009)

AVR®32 32-Bit Microcontroller

Atmel Corporation 

AT32UC3A

Table 5-1. Signal Description List

Signal Name

Function

Type

Active

Level Comments

RX_DATA

SSC Receive Data

Input

RX_FRAME_SYNC SSC Receive Frame Sync

I/O

TX_CLOCK

SSC Transmit Clock

I/O

TX_DATA

SSC Transmit Data

Output

TX_FRAME_SYNC SSC Transmit Frame Sync

I/O

Timer/Counter - TIMER

A0

Channel 0 Line A

I/O

A1

Channel 1 Line A

I/O

A2

Channel 2 Line A

I/O

B0

Channel 0 Line B

I/O

B1

Channel 1 Line B

I/O

B2

Channel 2 Line B

I/O

CLK0

Channel 0 External Clock Input

Input

CLK1

Channel 1 External Clock Input

Input

CLK2

Channel 2 External Clock Input

Input

Two-wire Interface - TWI

SCL

Serial Clock

I/O

SDA

Serial Data

I/O

Universal Synchronous Asynchronous Receiver Transmitter - USART0, USART1, USART2, USART3

CLK

Clock

I/O

CTS

Clear To Send

Input

DCD

Data Carrier Detect

Only USART1

DSR

Data Set Ready

Only USART1

DTR

Data Terminal Ready

Only USART1

RI

Ring Indicator

Only USART1

RTS

Request To Send

Output

RXD

Receive Data

Input

TXD

Transmit Data

Output

11

32058H–AVR32–03/09

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