AT91SAM9XE-EK Evaluation Board
....................................................................................................................
User Guide
6311A–ATARM–04-Feb-08
Table of Contents
Section 1
Overview .................................................................................................................... 1-1
1.1
1.2
1.3
Scope................................................................................................................................. 1-1
Deliverables ....................................................................................................................... 1-1
AT91SAM9XE-EK Evaluation Board ................................................................................. 1-1
Section 2
Setting Up the AT91SAM9XE-EK Board.................................................................... 2-1
2.1
2.2
2.3
2.4
2.5
2.6
2.7
Electrostatic Warning ......................................................................................................... 2-1
Requirements..................................................................................................................... 2-1
Layout ................................................................................................................................ 2-1
Powering Up the Board...................................................................................................... 2-4
Backup Power Supply........................................................................................................ 2-4
Getting Started................................................................................................................... 2-4
AT91SAM9XE-EK Block Diagram ..................................................................................... 2-5
Section 3
Board Description....................................................................................................... 3-1
3.1
3.2
3.3
3.4
3.5
3.6
3.7
3.8
3.9
AT91SAM9XE 512/256/128 Microcontroller ...................................................................... 3-1
Block Diagram.................................................................................................................... 3-4
Microcontroller ................................................................................................................... 3-5
Memory .............................................................................................................................. 3-5
Clock Circuitry.................................................................................................................... 3-5
Reset Circuitry ................................................................................................................... 3-5
Shutdown Controller .......................................................................................................... 3-5
Power Supply Circuitry....................................................................................................... 3-5
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
4.2
Jumpers ............................................................................................................................. 4-1
JTAG/ICE........................................................................................................................... 4-2
AT91SAM9XE-EK Evaluation Board User Guide
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6311A–ATARM–04-Feb-08
Table of Contents (Continued)
4.3
4.4
4.5
4.6
Microcontroller Clock ......................................................................................................... 4-2
Memory Configuration........................................................................................................ 4-2
Ethernet ............................................................................................................................. 4-3
Miscellaneous .................................................................................................................... 4-3
Section 5
Schematics................................................................................................................. 5-1
5.1
Schematics ........................................................................................................................ 5-1
Section 6
Revision History ......................................................................................................... 6-1
6.1
Revision History ................................................................................................................. 6-1
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6311A–ATARM–04-Feb-08
AT91SAM9XE-EK Evaluation Board User Guide
Section 1
Overview
1.1
Scope
The AT91SAM9XE-EK evaluation kit enables the evaluation of and code development for applications
running on an AT91SAM9XE device.
This guide focuses on the AT91SAM9XE-EK board as an evaluation platform.
The board supports the AT91SAM9XE in an LFBGA217 package as well as in a PQFP208 package.
1.2
Deliverables
The AT91SAM9XE-EK package contains the following items:
an AT91SAM9XE-EK board
universal input AC/DC power supply with US, UK and Europe plug adapter
one A/B-type USB cable
one serial RS232 cable
one RJ45 crossed Ethernet cable
one CD-ROM that allows the user to begin evaluating the AT91 ARM® Thumb® 32-bit microcontroller
quickly.
1.3
AT91SAM9XE-EK Evaluation Board
The board is equipped with an AT91SAM9XE (217-ball LFBGA package) together with the following:
64 Mbytes of SDRAM memory
256 Mbytes of NANDFlash memory
one Atmel serial DataFlash
®
one Atmel TWI serial EEPROM
one USB device port interface
two USB Host port interfaces
one DBGU serial communication port
one complete MODEM serial communication port
one additional serial communication port with RTS/CTS handshake control
JTAG/ICE debug interface
one PHY Ethernet 100-base TX with three status LEDs
one Atmel AT73C213 Audio DAC
one Power LED and one general-purpose LED
AT91SAM9XE-EK Evaluation Board User Guide
1-1
6311A–ATARM–04-Feb-08
two user input push buttons
one Wakeup input push button
one reset push button
one DataFlash, SD/MMC card slot
four expansion connectors (PIOA, PIOB, PIOC, IMAGE SENSOR)
one BGA-like EBI expansion footprint connector
one Lithium Coin Cell Battery Retainer for 12 mm cell size
1-2
6311A–ATARM–04-Feb-08
AT91SAM9XE-EK Evaluation Board User Guide
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