Atmel AT91SAM9XE-EK Manual De Usuario

AT91SAM9XE-EK Evaluation Board User Guide

6311A–ATARM–04-Feb-08

Table of Contents

Overview .................................................................................................................... 1-1

1.1

Scope................................................................................................................................. 1-1

1.2

Deliverables ....................................................................................................................... 1-1

1.3

AT91SAM9XE-EK Evaluation Board ................................................................................. 1-1

Section 2

Setting Up the AT91SAM9XE-EK Board.................................................................... 2-1

2.1

Electrostatic Warning ......................................................................................................... 2-1

2.2

Requirements..................................................................................................................... 2-1

2.3

Layout ................................................................................................................................ 2-1

2.4

Powering Up the Board...................................................................................................... 2-4

2.5

Backup Power Supply........................................................................................................ 2-4

2.6

Getting Started................................................................................................................... 2-4

2.7

AT91SAM9XE-EK Block Diagram ..................................................................................... 2-5

Section 3

Board Description....................................................................................................... 3-1

3.1

AT91SAM9XE 512/256/128 Microcontroller ...................................................................... 3-1

3.2

Block Diagram.................................................................................................................... 3-4

3.3

Microcontroller ................................................................................................................... 3-5

3.4

Memory .............................................................................................................................. 3-5

3.5

Clock Circuitry.................................................................................................................... 3-5

3.6

Reset Circuitry ................................................................................................................... 3-5

3.7

Shutdown Controller .......................................................................................................... 3-5

3.8

Power Supply Circuitry....................................................................................................... 3-5

3.9

Remote Communication .................................................................................................... 3-5

3.10 Audio Stereo Interface ....................................................................................................... 3-6

3.11 User Interface .................................................................................................................... 3-6

3.12 Debug Interface ................................................................................................................. 3-6

3.13 Expansion Slot ................................................................................................................... 3-6

3.14 PIO Usage ......................................................................................................................... 3-7

Section 4

Configuration .............................................................................................................. 4-1

4.1

Jumpers ............................................................................................................................. 4-1

4.2

JTAG/ICE........................................................................................................................... 4-2