VARIANT variant_inp; COleSafeArray safearrary_inp; LONG len,k; BYTE rxdata[2048]; CString strtemp; if(m_ctrlComm.GetCommEvent()==2) { variant_inp = m_ctrlComm.GetInput(); safearrary_inp = variant_inp; len = safearrary_inp.GetOneDimSize(); for(k=0;k