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>
Expected result
You should see the following sequence at the console
main: starting main: exiting 2nd: starting 3rd: starting 3rd: exiting 2nd: exiting 4th: starting 4th: exiting