Atmel Xplained Evaluation Board AT32UC3A3-XPLD AT32UC3A3-XPLD Data Sheet

Atmel

Product codes

AT32UC3A3-XPLD

1012

32072HAVR3210/2012

AT32UC3A3

Table of Contents

Description ............................................................................................... 3

Overview ................................................................................................... 4

Block Diagram ...................................................................................................4

Configuration Summary .....................................................................................5

Package and Pinout ................................................................................. 6

Package .............................................................................................................6

Peripheral Multiplexing on I/O lines ...................................................................9

Signal Descriptions ..........................................................................................14

I/O Line Considerations ...................................................................................19

Power Considerations .....................................................................................20

Processor and Architecture .................................................................. 21

Features ..........................................................................................................21

AVR32 Architecture .........................................................................................21

The AVR32UC CPU ........................................................................................22

Programming Model ........................................................................................26

Exceptions and Interrupts ................................................................................30

Module Configuration ......................................................................................34

Memories ................................................................................................ 35

Embedded Memories ......................................................................................35

Physical Memory Map .....................................................................................35

Peripheral Address Map ..................................................................................36

CPU Local Bus Mapping .................................................................................38

Boot Sequence ....................................................................................... 40

Starting of Clocks ............................................................................................40

Fetching of Initial Instructions ..........................................................................40

Power Manager (PM) .............................................................................. 41

Features ..........................................................................................................41

Overview ..........................................................................................................41

Block Diagram .................................................................................................42

Product Dependencies ....................................................................................43

Functional Description .....................................................................................43

7.6

User Interface ..................................................................................................55