mirror of
https://github.com/esphome/esphome-docs.git
synced 2024-11-01 08:39:52 +01:00
42 lines
1.1 KiB
ReStructuredText
42 lines
1.1 KiB
ReStructuredText
Duty Cycle Sensor
|
|
=================
|
|
|
|
.. seo::
|
|
:description: Instructions for setting up duty cycle sensors in ESPHome
|
|
:image: percent.svg
|
|
|
|
The duty cycle sensor allows you to measure for what percentage of time a signal
|
|
on a GPIO pin is HIGH or LOW.
|
|
|
|
For example, you can measure if a status LED of a pool controller is permanently active
|
|
(indicating that the pump is on) or blinking.
|
|
|
|
.. figure:: images/duty_cycle-ui.png
|
|
:align: center
|
|
:width: 80.0%
|
|
|
|
.. code-block:: yaml
|
|
|
|
# Example configuration entry
|
|
sensor:
|
|
- platform: duty_cycle
|
|
pin: D0
|
|
name: Duty Cycle Sensor
|
|
|
|
Configuration variables:
|
|
------------------------
|
|
|
|
- **pin** (*Optional*, :ref:`Pin Schema <config-pin_schema>`): The pin to observe for the duty
|
|
cycle.
|
|
- **update_interval** (*Optional*, :ref:`config-time`): The interval to check the sensor. Defaults to ``60s``.
|
|
|
|
- **id** (*Optional*, :ref:`config-id`): Set the ID of this sensor for use in lambdas.
|
|
- All other options from :ref:`Sensor <config-sensor>`.
|
|
|
|
See Also
|
|
--------
|
|
|
|
- :ref:`sensor-filters`
|
|
- :apiref:`duty_cycle/duty_cycle_sensor.h`
|
|
- :ghedit:`Edit`
|