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[gpio] Auto-disable interrupts for shared GPIO pins in binary sensors (#9701)

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J. Nick Koston 2025-07-18 19:31:53 -10:00 committed by GitHub
parent 9533d52d86
commit 65cbb0d741
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1 changed files with 19 additions and 1 deletions
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20
esphome/components/gpio/binary_sensor/__init__.py
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@ -4,7 +4,13 @@ from esphome import pins
import esphome.codegen as cg import esphome.codegen as cg
from esphome.components import binary_sensor from esphome.components import binary_sensor
import esphome.config_validation as cv import esphome.config_validation as cv
from esphome.const import CONF_ID, CONF_NAME, CONF_NUMBER, CONF_PIN from esphome.const import (
CONF_ALLOW_OTHER_USES,
CONF_ID,
CONF_NAME,
CONF_NUMBER,
CONF_PIN,
)
from esphome.core import CORE from esphome.core import CORE
from .. import gpio_ns from .. import gpio_ns
@ -76,6 +82,18 @@ async def to_code(config):
) )
use_interrupt = False use_interrupt = False
# Check if pin is shared with other components (allow_other_uses)
# When a pin is shared, interrupts can interfere with other components
# (e.g., duty_cycle sensor) that need to monitor the pin's state changes
if use_interrupt and config[CONF_PIN].get(CONF_ALLOW_OTHER_USES, False):
_LOGGER.info(
"GPIO binary_sensor '%s': Disabling interrupts because pin %s is shared with other components. "
"The sensor will use polling mode for compatibility with other pin uses.",
config.get(CONF_NAME, config[CONF_ID]),
config[CONF_PIN][CONF_NUMBER],
)
use_interrupt = False
cg.add(var.set_use_interrupt(use_interrupt)) cg.add(var.set_use_interrupt(use_interrupt))
if use_interrupt: if use_interrupt:
cg.add(var.set_interrupt_type(config[CONF_INTERRUPT_TYPE])) cg.add(var.set_interrupt_type(config[CONF_INTERRUPT_TYPE]))