as said in the datasheet Section 3.3.2 Organization of buffers All buffers are big enough to hold 2 KByte of data. this will double the speed of download Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com> Cc: Nicolas Ferre <nicolas.ferre@atmel.com> Cc: Patrice Vilchez <patrice.vilchez@atmel.com>tags/v0.5.0-rc1