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Fix Raspi GPIO binary_sensor produces unreliable responses (#48170)

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* Fix for issue #10498 Raspi GPIO binary_sensor produces unreliable responses ("Doorbell Scenario")

Changes overtaken from PR#31788 which was somehow never finished

* Fix for issue #10498 Raspi GPIO binary_sensor produces unreliable response. Changes taken over from PR31788 which was somehow never finished

* Remove unused code (pylint warning)
This commit is contained in:
mburget 2021-04-04 12:22:43 +02:00 committed by GitHub
parent 3bc583607f
commit ecec3c8ab9
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1 changed files with 15 additions and 5 deletions
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20
homeassistant/components/rpi_gpio/binary_sensor.py
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@ -1,4 +1,7 @@
"""Support for binary sensor using RPi GPIO.""" """Support for binary sensor using RPi GPIO."""
import asyncio
import voluptuous as vol import voluptuous as vol
from homeassistant.components import rpi_gpio from homeassistant.components import rpi_gpio
@ -52,6 +55,14 @@ def setup_platform(hass, config, add_entities, discovery_info=None):
class RPiGPIOBinarySensor(BinarySensorEntity): class RPiGPIOBinarySensor(BinarySensorEntity):
"""Represent a binary sensor that uses Raspberry Pi GPIO.""" """Represent a binary sensor that uses Raspberry Pi GPIO."""
async def async_read_gpio(self):
"""Read state from GPIO."""
await asyncio.sleep(float(self._bouncetime) / 1000)
self._state = await self.hass.async_add_executor_job(
rpi_gpio.read_input, self._port
)
self.async_write_ha_state()
def __init__(self, name, port, pull_mode, bouncetime, invert_logic): def __init__(self, name, port, pull_mode, bouncetime, invert_logic):
"""Initialize the RPi binary sensor.""" """Initialize the RPi binary sensor."""
self._name = name or DEVICE_DEFAULT_NAME self._name = name or DEVICE_DEFAULT_NAME
@ -63,12 +74,11 @@ class RPiGPIOBinarySensor(BinarySensorEntity):
rpi_gpio.setup_input(self._port, self._pull_mode) rpi_gpio.setup_input(self._port, self._pull_mode)
def read_gpio(port): def edge_detected(port):
"""Read state from GPIO.""" """Edge detection handler."""
self._state = rpi_gpio.read_input(self._port) self.hass.add_job(self.async_read_gpio)
self.schedule_update_ha_state()
rpi_gpio.edge_detect(self._port, read_gpio, self._bouncetime) rpi_gpio.edge_detect(self._port, edge_detected, self._bouncetime)
@property @property
def should_poll(self): def should_poll(self):