stepper_tolerance = 2*self.stepper.step_size
axis = self.piezo.axis_by_name(self.axis_name)
- def = self._deflection_channel()
+ defc = self._deflection_channel()
zero = _convert_volts_to_bits(axis.config['channel'], 0)
- target_def = _convert_volts_to_bits(def.config, setpoint)
+ target_def = _convert_volts_to_bits(defc.config, setpoint)
self._check_target_deflection(target_def)
_LOG.debug('zero the %s piezo output' % self.axis_name)
% (depth, self.stepper.position, target, target_m))
def _check_target_deflection(self, target_deflection):
- def = self._deflection_channel()
- max_def = def.get_maxdata():
+ defc = self._deflection_channel()
+ max_def = defc.get_maxdata():
if target_deflection > max_def:
_LOG.error(('requested setpoint ({:g} V = {:d} bits) is larger '
'than the maximum deflection value of {:d} bits'