Add ATmega328P Xplained Mini board. The board is an official development kit from MCHP based on the Arduino UNO, reduced hardware, with a xplainedmini debugger and CDC ACM serial converter. Signed-off-by: Gerson Fernando Budke <nandojve@gmail.com>
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This test application allows you to type ntpdate <server> and get the current
date + the offset in microseconds of the NTP timestamp (seconds from 1900-01-01)
from the current xtimer_now_usec64() back utilizing SNTP. Make sure that
<server> is reachable and has an NTP daemon installed.