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42 lines
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42 lines
1.1 KiB
ReStructuredText
Duty Cycle Sensor
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=================
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.. seo::
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:description: Instructions for setting up duty cycle sensors in ESPHome
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:image: percent.png
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The duty cycle sensor allows you to measure for what percentage of time a signal
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on a GPIO pin is HIGH or LOW.
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For example, you can measure if a status LED of a pool controller is permanently active
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(indicating that the pump is on) or blinking.
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.. figure:: images/duty_cycle-ui.png
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:align: center
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:width: 80.0%
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.. code-block:: yaml
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# Example configuration entry
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sensor:
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- platform: duty_cycle
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pin: D0
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name: Duty Cycle Sensor
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Configuration variables:
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------------------------
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- **pin** (*Optional*, :ref:`Pin Schema <config-pin_schema>`): The pin to observe for the duty
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cycle.
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- **update_interval** (*Optional*, :ref:`config-time`): The interval to check the sensor. Defaults to ``60s``.
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- **id** (*Optional*, :ref:`config-id`): Set the ID of this sensor for use in lambdas.
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- All other options from :ref:`Sensor <config-sensor>`.
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See Also
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--------
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- :ref:`sensor-filters`
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- :apiref:`sensor/duty_cycle_sensor.h`
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- :ghedit:`Edit`
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