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>
If memarray data is not initialized to 0 (for instance during a
re-init). The last element of the array is not properly cleared thus
leading to returning an invalid pointer when everything is allocated.
