
AT91SAM7A3-EK Evaluation Board User Guide i
6165C–ATARM–26-Jun-06
Table of Contents
Section 1
Overview............................................................................................... 1-1
1.1 Scope........................................................................................................1-1
1.2 Deliverables ..............................................................................................1-1
1.3 The AT91SAM7A3-EK Evaluation Board..................................................1-1
Section 2
Setting Up the AT91SAM7A3-EK Evaluation Board............................. 2-1
2.1 Electrostatic Warning ................................................................................2-1
2.2 Requirements............................................................................................2-1
2.3 Layout .......................................................................................................2-2
2.4 Powering Up the Board.............................................................................2-3
2.5 Backup Power Supply...............................................................................2-3
2.6 Getting Started..........................................................................................2-3
2.7 AT91SAM7A3-EK Block Diagram.............................................................2-4
Section 3
Board Description ................................................................................. 3-1
3.1 AT91SAM7A3 Microcontroller...................................................................3-1
3.2 AT91SAM7A3 Block Diagram...................................................................3-4
3.3 Memory .....................................................................................................3-5
3.4 Clock Circuitry...........................................................................................3-5
3.5 Reset Circuitry ..........................................................................................3-5
3.6 Shutdown Controller .................................................................................3-5
3.7 Power Supply Circuitry..............................................................................3-5
3.8 Remote Communication ...........................................................................3-5
3.9 Analog Interface........................................................................................3-5
3.10 User Interface ...........................................................................................3-5
3.11 Debug Interface ........................................................................................3-6
3.12 Expansion Slot ..........................................................................................3-6
Section 4
Configuration Straps ............................................................................. 4-1
4.1 Configuration Straps .................................................................................4-1
Section 5
Schematics ........................................................................................... 5-1
5.1 Schematics ...............................................................................................5-1
Section 6
Revision History.................................................................................... 6-1
6.1 Revision History ........................................................................................6-1