????? ????? ?????????????? ??? ?????????? ???? ???? Simple ! ??? ????? ???? ??????? ????????? ????? ?????? ?????????????????????. ????????? , ????? ?? ??? ??????? ????? ???? Arduino ??????? ! ????? ???????? ??????? ???????? ??????? ???????? ????????? ???????? ??? ???? Arduino ????? ??????? ??????? ????? ?????? LED ?????????? ??????