parameters: (self)
docstring: Set break: Controls TXD. When active, to transmitting is possible.
docstring_summary: Set break: Controls TXD. When active, to transmitting is possible.
docstring_tokens: Set break : Controls TXD . When active to transmitting is possible .
function: def _update_break_state(self):
          """Set break: Controls TXD. When active, to transmitting is possible."""
          if not self.is_open:
              raise portNotOpenError
          if self._break_state:
              win32.SetCommBreak(self._port_handle)
          else:
              win32.ClearCommBreak(self._port_handle)
function_tokens: def _update_break_state ( self ) : if not self . is_open : raise portNotOpenError if self . _break_state : win32 . SetCommBreak ( self . _port_handle ) else : win32 . ClearCommBreak ( self . _port_handle )