Halfduplex

1 definition found

From The Free On-line Dictionary of Computing (27 SEP 03) [foldoc]:

  half-duplex
       
           (hdx, from {telegraphy}) 1. A type of
          communication channel using a single circuit which can carry
          data in either direction but not both directions at once.
       


          Compare: {simplex}, {full-duplex}.
       
          2. An obsolete term for {local echo}.
       
          (2001-07-21)