'Return the current temperature.'

@property
def current_temperature(self):

    if (self.dcb is not None):
        low = self.dcb.get('floortemplow    ')
        high = self.dcb.get('floortemphigh')
        temp = (((high * 256) + low) / 10.0)
        self._current_temperature = temp
    else:
        self._current_temperature = None
    return self._current_temperature
