Bme680 (#11892)
* Added documentation reference to code * Some code clean-ups suggested by @MartinHjelmare in PR#: 11695 after merging. * fixed minor typo in docstring * fixed another minor typo in same docstring... * fixed another minor typo in same docstring...
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arcsur
Martin Hjelmare
parent
d65ac7421d
commit
a0a001db71
1 changed files with 51 additions and 52 deletions
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@ -2,12 +2,16 @@
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Support for BME680 Sensor over SMBus.
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Temperature, humidity, pressure and volitile gas support.
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Air Qaulity calucaltion based on humidity and volatile gas.
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Air Quality calculation based on humidity and volatile gas.
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For more details about this platform, please refer to the documentation at
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https://home-assistant.io/components/sensor.bme680/
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"""
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import asyncio
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import logging
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from time import time, sleep
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import voluptuous as vol
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from homeassistant.components.sensor import PLATFORM_SCHEMA
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@ -100,18 +104,15 @@ def async_setup_platform(hass, config, async_add_devices, discovery_info=None):
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sensor_handler = yield from hass.async_add_job(_setup_bme680, config)
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if sensor_handler is None:
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return False
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return
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dev = []
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try:
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for variable in config[CONF_MONITORED_CONDITIONS]:
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dev.append(BME680Sensor(
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sensor_handler, variable, SENSOR_TYPES[variable][1], name))
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except KeyError:
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pass
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for variable in config[CONF_MONITORED_CONDITIONS]:
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dev.append(BME680Sensor(
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sensor_handler, variable, SENSOR_TYPES[variable][1], name))
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async_add_devices(dev)
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return True
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return
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# pylint: disable=import-error
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@ -119,7 +120,6 @@ def _setup_bme680(config):
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"""Set up and configure the BME680 sensor."""
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from smbus import SMBus
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import bme680
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from time import sleep
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sensor_handler = None
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sensor = None
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@ -232,50 +232,49 @@ class BME680Handler:
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def _run_gas_sensor(self, burn_in_time):
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"""Calibrate the Air Quality Gas Baseline."""
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if not self._gas_sensor_running:
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self._gas_sensor_running = True
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import time
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# Pause to allow inital data read for device validation.
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time.sleep(1)
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start_time = time.time()
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curr_time = time.time()
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burn_in_data = []
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_LOGGER.info(("Beginning %d second gas sensor burn in for "
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"Air Quality"), burn_in_time)
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while curr_time - start_time < burn_in_time:
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curr_time = time.time()
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if (
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self._sensor.get_sensor_data() and
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self._sensor.data.heat_stable
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):
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gas_resistance = self._sensor.data.gas_resistance
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burn_in_data.append(gas_resistance)
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self.sensor_data.gas_resistance = gas_resistance
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_LOGGER.debug(("AQ Gas Resistance Baseline reading %2f "
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"Ohms"), gas_resistance)
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time.sleep(1)
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_LOGGER.debug(("AQ Gas Resistance Burn In Data (Size: %d): "
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"\n\t%s"), len(burn_in_data), burn_in_data)
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self._gas_baseline = sum(burn_in_data[-50:]) / 50.0
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_LOGGER.info("Completed gas sensor burn in for Air Quality")
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_LOGGER.info("AQ Gas Resistance Baseline: %f", self._gas_baseline)
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while True:
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if (
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self._sensor.get_sensor_data() and
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self._sensor.data.heat_stable
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):
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self.sensor_data.gas_resistance = (
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self._sensor.data.gas_resistance
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)
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self.sensor_data.air_quality = self._calculate_aq_score()
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time.sleep(1)
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else:
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if self._gas_sensor_running:
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return
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self._gas_sensor_running = True
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# Pause to allow inital data read for device validation.
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sleep(1)
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start_time = time()
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curr_time = time()
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burn_in_data = []
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_LOGGER.info("Beginning %d second gas sensor burn in for Air Quality",
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burn_in_time)
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while curr_time - start_time < burn_in_time:
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curr_time = time()
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if (
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self._sensor.get_sensor_data() and
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self._sensor.data.heat_stable
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):
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gas_resistance = self._sensor.data.gas_resistance
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burn_in_data.append(gas_resistance)
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self.sensor_data.gas_resistance = gas_resistance
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_LOGGER.debug("AQ Gas Resistance Baseline reading %2f Ohms",
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gas_resistance)
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sleep(1)
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_LOGGER.debug("AQ Gas Resistance Burn In Data (Size: %d): \n\t%s",
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len(burn_in_data), burn_in_data)
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self._gas_baseline = sum(burn_in_data[-50:]) / 50.0
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_LOGGER.info("Completed gas sensor burn in for Air Quality")
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_LOGGER.info("AQ Gas Resistance Baseline: %f", self._gas_baseline)
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while True:
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if (
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self._sensor.get_sensor_data() and
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self._sensor.data.heat_stable
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):
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self.sensor_data.gas_resistance = (
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self._sensor.data.gas_resistance
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)
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self.sensor_data.air_quality = self._calculate_aq_score()
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sleep(1)
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def update(self, first_read=False):
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"""Read sensor data."""
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if first_read:
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