text: var sck = new udp_socket()
  sck.enable_stdout( false )
  
  var c = 0
  
  std_out( "====================================\n" )
  std_out( "Enter 'exit' or 'quit' to exit.\n" )
  
  while( ( c = wait_key( 50 ) ) != Key.ESC )
  {
      std_out( "Enter hex message ( i.e '0f f1 2d de') : " )
      var line = read_line()
  
      if ( line == "exit" || line == "quit" )
          break;
  
      sck.send(
          Hex.from( line ) ,
          LocalHost ,
          10000
      )
  }