def __init__(self,config):
        dfbase.__init__(self,config)

        self.p=conf.Configurable ( "Device Factory",
            ( conf.StringParam ( "VCD Filename", "" ), ),
            config.key,
            True )
    def __init__(self,config):
        dfbase.__init__(self,config)

        self.p=conf.Configurable ( "Device Factory",
            ( conf.StringParam ( "firmware path", "firmware.ihx" ), ),
            config.key,
            True )