SAM3U-EK Development Board User Guide
1-1
6478B–ATARM–05-Oct-09
Section 1
Introduction .................................................................................................................1-1
1.1
SAM3U-EK......................................................................................................................... 1-1
1.2
User Guide ......................................................................................................................... 1-1
1.3
References and Applicable Documents ............................................................................. 1-1
Section 2
Kit Contents ................................................................................................................2-1
2.1
Deliverables ....................................................................................................................... 2-1
2.2
Electrostatic Warning ......................................................................................................... 2-1
Section 3
Power Up ....................................................................................................................3-1
3.1
Power up the Board ........................................................................................................... 3-1
3.2
Battery................................................................................................................................ 3-1
3.3
DevStart ............................................................................................................................. 3-1
3.4
Recovery Procedure .......................................................................................................... 3-1
3.5
Sample Code and Technical Support ................................................................................ 3-2
Section 4
Evaluation Kit Hardware .............................................................................................4-1
4.1
Board Overview.................................................................................................................. 4-1
4.2
Features List ...................................................................................................................... 4-2
4.3
Function Blocks.................................................................................................................. 4-2
4.3.1
Processor............................................................................................................. 4-2
4.3.2
Memory ................................................................................................................ 4-2
4.3.3
Clock Circuitry...................................................................................................... 4-4
4.3.4
Reset and Wake-Up Circuitry .............................................................................. 4-5
4.3.5
Power Supply and Management.......................................................................... 4-6
4.3.6
UART ................................................................................................................... 4-7
4.3.7
USART................................................................................................................. 4-7
4.3.8
LEDs .................................................................................................................... 4-8
4.3.9
LCD, Backlight Control and Touch Panel ............................................................ 4-8
4.3.10 JTAG.................................................................................................................. 4-11
4.3.11 Audio Codec ...................................................................................................... 4-11
4.3.12 USB ................................................................................................................... 4-13
4.3.13 ADC Input ........................................................................................................ 4-14
4.3.14 User Buttons ...................................................................................................... 4-14
4.3.15 G-Sensor ........................................................................................................... 4-15
4.3.16 Temperature Sensor .......................................................................................... 4-16
4.3.17 SD Card ............................................................................................................. 4-16
