class mpf.devices.dual_wound_coil.DualWoundCoil(machine, name)

Bases: mpf.core.system_wide_device.SystemWideDevice

An instance of a dual wound coil which consists of two coils.

Accessing dual_wound_coils in code

The device collection which contains the dual_wound_coils in your machine is available via self.machine.dual_wound_coils. For example, to access one called “foo”, you would use You can also access dual_wound_coils in dictionary form, e.g. self.machine.dual_wound_coils['foo'].

You can also get devices by tag or hardware number. See the DeviceCollection documentation for details.

Methods & Attributes

Dual_wound_coils have the following methods & attributes available. Note that methods & attributes inherited from base classes are not included here.


Disable a driver.


Enable a dual wound coil.

Pulse main coil and enable hold coil.

pulse(milliseconds: int = None, power: float = None, **kwargs)

Pulse this driver.

  • milliseconds – The number of milliseconds the driver should be enabled for. If no value is provided, the driver will be enabled for the value specified in the config dictionary.
  • power – A multiplier that will be applied to the default pulse time, typically a float between 0.0 and 1.0. (Note this is can only be used if milliseconds is also specified.)
raise_config_error(msg, error_no, *, context=None)

Raise a ConfigFileError exception.