if (HF14BCmdRaw(true, &crc2, true, cmd2, &cmdLen, false)==0) return rawClose();
if (cmd2[0] != 0x50 || cmdLen != 14 || !crc2) return rawClose();
if (HF14BCmdRaw(true, &crc2, true, cmd2, &cmdLen, false)==0) return rawClose();
if (cmd2[0] != 0x50 || cmdLen != 14 || !crc2) return rawClose();