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2.4
Powering Up the Board
AT91SAM9G10-EK requires 5V DC (±5%). DC power is supplied to the board via the 2.1 mm by 5.5 mm
socket (J1). The coaxial power plug center pin is positive polarity.
2.5
Backup Power Supply
The user has the possibility to add a battery (3V Lithium Battery CR1225 or equivalent) in order to per-
manently power the backup part of the device. In this case, J9 configuration must to be set in position 1,
2.
Refer to
2.6
Getting Started
The AT91SAM9G10-EK evaluation board is delivered with an embedded demo and documentation files
allowing the user to begin evaluating the AT91 ARM Thumb 32-bit microcontroller quickly. Simply power
the board and connect it to the USB port of your PC to open it. Also, please refer to the AT91 web site,
www.atmel.com/products/AT91/, for the most up-to-date information on getting started with the
AT91SAM9G10-EK.
2-4
6479A–ATARM–26-May-09
Table
4-1, "Configuration Jumpers and Straps".
AT91SAM9G10-EK Evaluation Board User Guide
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