for (k=0; K{
BYTE bt=* (char *) (rxdata + k); 
Strtemp. The Format (" % c ", bt); 
M_strEditRXData +=strtemp; 
} 
} 
//m_Edit=m_Edit + m_strEditRXData;//+ "\ r \ n"; 
//m_Edit SetSel (1, 1);//automatic scrolling (including m_Edit EDIT basket of the associated EDIT control object) 
//m_Edit. ReplaceSel (m_strEditRXData + "\ r \ n");//word wrap 
//the UpdateData (FALSE); 

On the issue of the edit box line is a little bit, everybody to help me see what problem