AT32UC3A3128 Просмотр технического описания (PDF) - Atmel Corporation

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AT32UC3A3128

32-bit AVR® Microcontroller

Atmel Corporation 

AT32UC3A3/A4

Table 3-1. Signal Description List

Signal Name

Function

Type

Active

Level Comments

RAS

Row Signal

Output

Low

SDA10

SDRAM Address 10 Line

Output

SDCK

SDRAM Clock

Output

SDCKE

SDRAM Clock Enable

Output

SDCS

SDRAM Chip Select

Output

Low

SDWE

SDRAM Write Enable

Output

Low

MultiMedia Card Interface - MCI

CLK

Multimedia Card Clock

Output

CMD[1:0]

Multimedia Card Command

I/O

DATA[15:0]

Multimedia Card Data

I/O

Serial Peripheral Interface - SPI0

MISO

Master In Slave Out

I/O

MOSI

Master Out Slave In

I/O

NPCS[3:0]

SPI Peripheral Chip Select

I/O

Low

SCK

Clock

Output

Synchronous Serial Controller - SSC

RX_CLOCK

SSC Receive Clock

I/O

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 - TC0, TC1

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

8

32072C–AVR32–2010/03

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