mirror of
https://github.com/home-assistant/core
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78 lines
2.4 KiB
Python
78 lines
2.4 KiB
Python
"""Support for binary sensor using Beaglebone Black GPIO."""
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import voluptuous as vol
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from homeassistant.components import bbb_gpio
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from homeassistant.components.binary_sensor import PLATFORM_SCHEMA, BinarySensorEntity
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from homeassistant.const import CONF_NAME, DEVICE_DEFAULT_NAME
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import homeassistant.helpers.config_validation as cv
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CONF_PINS = "pins"
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CONF_BOUNCETIME = "bouncetime"
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CONF_INVERT_LOGIC = "invert_logic"
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CONF_PULL_MODE = "pull_mode"
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DEFAULT_BOUNCETIME = 50
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DEFAULT_INVERT_LOGIC = False
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DEFAULT_PULL_MODE = "UP"
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PIN_SCHEMA = vol.Schema(
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{
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vol.Required(CONF_NAME): cv.string,
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vol.Optional(CONF_BOUNCETIME, default=DEFAULT_BOUNCETIME): cv.positive_int,
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vol.Optional(CONF_INVERT_LOGIC, default=DEFAULT_INVERT_LOGIC): cv.boolean,
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vol.Optional(CONF_PULL_MODE, default=DEFAULT_PULL_MODE): vol.In(["UP", "DOWN"]),
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}
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)
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PLATFORM_SCHEMA = PLATFORM_SCHEMA.extend(
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{vol.Required(CONF_PINS, default={}): vol.Schema({cv.string: PIN_SCHEMA})}
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)
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def setup_platform(hass, config, add_entities, discovery_info=None):
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"""Set up the Beaglebone Black GPIO devices."""
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pins = config[CONF_PINS]
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binary_sensors = []
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for pin, params in pins.items():
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binary_sensors.append(BBBGPIOBinarySensor(pin, params))
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add_entities(binary_sensors)
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class BBBGPIOBinarySensor(BinarySensorEntity):
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"""Representation of a binary sensor that uses Beaglebone Black GPIO."""
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def __init__(self, pin, params):
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"""Initialize the Beaglebone Black binary sensor."""
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self._pin = pin
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self._name = params[CONF_NAME] or DEVICE_DEFAULT_NAME
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self._bouncetime = params[CONF_BOUNCETIME]
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self._pull_mode = params[CONF_PULL_MODE]
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self._invert_logic = params[CONF_INVERT_LOGIC]
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bbb_gpio.setup_input(self._pin, self._pull_mode)
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self._state = bbb_gpio.read_input(self._pin)
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def read_gpio(pin):
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"""Read state from GPIO."""
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self._state = bbb_gpio.read_input(self._pin)
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self.schedule_update_ha_state()
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bbb_gpio.edge_detect(self._pin, read_gpio, self._bouncetime)
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@property
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def should_poll(self):
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"""No polling needed."""
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return False
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@property
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def name(self):
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"""Return the name of the sensor."""
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return self._name
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@property
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def is_on(self):
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"""Return the state of the entity."""
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return self._state != self._invert_logic
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