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Setting Up the AT91SAM9G20-EK Board
2.4
Powering Up the Board
The AT91SAM9G20-EK requires 5V DC (±5%). DC power is supplied to the board via the 2.1 mm by 5.5
mm socket J1. Coaxial plug center positive standard.
2.5
Backup Power Supply
The user can plug in a battery (3V Lithium Battery CR1225 or equivalent) in order to permanently power
the backup part of the device. In this case, J10 configuration must be set in position 1, 2. Refer to
tion 4.1
2.6
Getting Started
The AT91SAM9G20-EK evaluation board is delivered with a CD-ROM containing all necessary informa-
tion and step-by-step procedures for working with the most common development tools.
2-4
6413C–ATARM–18-Feb-09
"Jumpers".
AT91SAM9G20-EK Evaluation Board User Guide
Sec-
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