final static int packet_type_mega_data = 0x09;
final static int packet_type_metrum_sensor = 0x0a;
final static int packet_type_metrum_data = 0x0b;
final static int packet_type_mega_data = 0x09;
final static int packet_type_metrum_sensor = 0x0a;
final static int packet_type_metrum_data = 0x0b;