cfumass_transfer_stop_and_drain
cfumass_transfer_stop_and_drain(sc, CFUMASS_T_COMMAND);
cfumass_transfer_stop_and_drain(sc, CFUMASS_T_DATA_IN);
cfumass_transfer_stop_and_drain(sc, CFUMASS_T_DATA_OUT);
cfumass_transfer_stop_and_drain(sc, CFUMASS_T_STATUS);