
Overview
two user input push buttons
one Wakeup input push button
one reset push button
one MCI SD/MMC card slot
four expansion connectors (PIOA, PIOB, PIOC, PIOD)
one BGA-like EBI expansion footprint connector
one Lithium Coin Cell Battery Retainer for 12 mm cell size
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6325C–ATARM–22-Jul-10
AT91SAM9RL-EK Evaluation Board User Guide