2018-05-16 14:31:15:4840    TX+++      02  03  00  00  00  01  84  39
2018-05-16 14:31:15:5080    RX===      02  03  02  00  04  FD  87
2018-05-16 14:31:16:4800    TX+++      02  03  00  00  00  01  84  39
2018-05-16 14:31:16:5060    RX===      02  03  02  00  04  FD  87