Atmel Evaluation Board AT91SAM9XE-EK Manual de usuario descargar pdf (Pagina 2)

AT91SAM9XE-EK Evaluation Board User Guide i

6311A–ATARM–04-Feb-08

Table of Contents

Section 1

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

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Atmel Evaluation Board AT91SAM9XE-EK Manual de usuario Pagina 2