{"id":366,"date":"2021-03-01T20:07:00","date_gmt":"2021-03-01T11:07:00","guid":{"rendered":"https:\/\/sakae-shokai.com\/?p=366"},"modified":"2021-03-01T18:09:23","modified_gmt":"2021-03-01T09:09:23","slug":"esp32-%e8%a4%87%e5%90%88%e3%82%bb%e3%83%b3%e3%82%b5bme680","status":"publish","type":"post","link":"https:\/\/sakae-shokai.com\/wordpress\/?p=366","title":{"rendered":"ESP32 \u8907\u5408\u30bb\u30f3\u30b5BME680"},"content":{"rendered":"\n

\u5148\u65e5\u304a\u77e5\u3089\u305b\u3057\u305fBME680\u306b\u3088\u308b\u6e29\u6e7f\u5ea6\u6c17\u5727\u3001\u30ac\u30b9\u6fc3\u5ea6\u306e\u5206\u6790\u3067\u3059\u3002<\/p>\n\n\n\n

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SCL\u306f21\u30d4\u30f3\u3001SDA\u306f23\u30d4\u30f3\u306b\u3064\u306a\u304e\u307e\u3057\u305f\u3002<\/figcaption><\/figure>\n\n\n\n

\u4eca\u56de\u306f\u79cb\u6708\u96fb\u5b50\u306e\u30bb\u30f3\u30b5\u3092\u7528\u3044\u3066\u3044\u307e\u3059\u304c\u3001\u540c\u3058\u3088\u3046\u306bAdafruit\u3067\u3082\u540c\u69d8\u306e\u30bb\u30f3\u30b5\u30ad\u30c3\u30c8\u3092\u7528\u610f\u3057\u3066\u304a\u308a\u3001Github\u306b\u3066MicroPython\u7528\u306b\u7528\u610f\u3055\u308c\u3066\u3044\u308bAdafruithttps:\/\/github.com\/robert-hh\/BME680-Micropython<\/a>\u306e\u30e2\u30b8\u30e5\u30fc\u30eb\u3092\u7528\u3044\u307e\u3059\u3002<\/p>\n\n\n\n

\u307e\u305a\u306f\u30e2\u30b8\u30e5\u30fc\u30eb\u3067\u3059\u3002<\/p>\n\n\n\n

# The MIT License (MIT)\n#\n# Copyright (c) 2017 ladyada for Adafruit Industries\n#\n# Permission is hereby granted, free of charge, to any person obtaining a copy\n# of this software and associated documentation files (the \"Software\"), to deal\n# in the Software without restriction, including without limitation the rights\n# to use, copy, modify, merge, publish, distribute, sublicense, and\/or sell\n# copies of the Software, and to permit persons to whom the Software is\n# furnished to do so, subject to the following conditions:\n#\n# The above copyright notice and this permission notice shall be included in\n# all copies or substantial portions of the Software.\n#\n# THE SOFTWARE IS PROVIDED \"AS IS\", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR\n# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,\n# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE\n# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER\n# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,\n# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN\n# THE SOFTWARE.\n\n# We have a lot of attributes for this complex sensor.\n# pylint: disable=too-many-instance-attributes\n\n\"\"\"\n`bme680` - BME680 - Temperature, Humidity, Pressure & Gas Sensor\n================================================================\n\nMicroPython driver from BME680 air quality sensor, based on Adafruit_bme680\n\n* Author(s): Limor 'Ladyada' Fried of Adafruit\n             Jeff Raber (SPI support)\n             and many more contributors\n\"\"\"\n\nimport time\nimport math\nfrom micropython import const\nfrom ubinascii import hexlify as hex\ntry:\n    import struct\nexcept ImportError:\n    import ustruct as struct\n\n#    I2C ADDRESS\/BITS\/SETTINGS\n#    -----------------------------------------------------------------------\n_BME680_CHIPID = const(0x61)\n\n_BME680_REG_CHIPID = const(0xD0)\n_BME680_BME680_COEFF_ADDR1 = const(0x89)\n_BME680_BME680_COEFF_ADDR2 = const(0xE1)\n_BME680_BME680_RES_HEAT_0 = const(0x5A)\n_BME680_BME680_GAS_WAIT_0 = const(0x64)\n\n_BME680_REG_SOFTRESET = const(0xE0)\n_BME680_REG_CTRL_GAS = const(0x71)\n_BME680_REG_CTRL_HUM = const(0x72)\n_BME280_REG_STATUS = const(0xF3)\n_BME680_REG_CTRL_MEAS = const(0x74)\n_BME680_REG_CONFIG = const(0x75)\n\n_BME680_REG_PAGE_SELECT = const(0x73)\n_BME680_REG_MEAS_STATUS = const(0x1D)\n_BME680_REG_PDATA = const(0x1F)\n_BME680_REG_TDATA = const(0x22)\n_BME680_REG_HDATA = const(0x25)\n\n_BME680_SAMPLERATES = (0, 1, 2, 4, 8, 16)\n_BME680_FILTERSIZES = (0, 1, 3, 7, 15, 31, 63, 127)\n\n_BME680_RUNGAS = const(0x10)\n\n_LOOKUP_TABLE_1 = (2147483647.0, 2147483647.0, 2147483647.0, 2147483647.0, 2147483647.0,\n                   2126008810.0, 2147483647.0, 2130303777.0, 2147483647.0, 2147483647.0,\n                   2143188679.0, 2136746228.0, 2147483647.0, 2126008810.0, 2147483647.0,\n                   2147483647.0)\n\n_LOOKUP_TABLE_2 = (4096000000.0, 2048000000.0, 1024000000.0, 512000000.0, 255744255.0, 127110228.0,\n                   64000000.0, 32258064.0, 16016016.0, 8000000.0, 4000000.0, 2000000.0, 1000000.0,\n                   500000.0, 250000.0, 125000.0)\n\n\ndef _read24(arr):\n    \"\"\"Parse an unsigned 24-bit value as a floating point and return it.\"\"\"\n    ret = 0.0\n    #print([hex(i) for i in arr])\n    for b in arr:\n        ret *= 256.0\n        ret += float(b & 0xFF)\n    return ret\n\n\nclass Adafruit_BME680:\n    \"\"\"Driver from BME680 air quality sensor\n\n       :param int refresh_rate: Maximum number of readings per second. Faster property reads\n         will be from the previous reading.\"\"\"\n    def __init__(self, *, refresh_rate=10):\n        \"\"\"Check the BME680 was found, read the coefficients and enable the sensor for continuous\n           reads.\"\"\"\n        self._write(_BME680_REG_SOFTRESET, [0xB6])\n        time.sleep(0.005)\n\n        # Check device ID.\n        chip_id = self._read_byte(_BME680_REG_CHIPID)\n        if chip_id != _BME680_CHIPID:\n            raise RuntimeError('Failed to find BME680! Chip ID 0x%x' % chip_id)\n\n        self._read_calibration()\n\n        # set up heater\n        self._write(_BME680_BME680_RES_HEAT_0, [0x73])\n        self._write(_BME680_BME680_GAS_WAIT_0, [0x65])\n\n        self.sea_level_pressure = 1013.25\n        \"\"\"Pressure in hectoPascals at sea level. Used to calibrate ``altitude``.\"\"\"\n\n        # Default oversampling and filter register values.\n        self._pressure_oversample = 0b011\n        self._temp_oversample = 0b100\n        self._humidity_oversample = 0b010\n        self._filter = 0b010\n\n        self._adc_pres = None\n        self._adc_temp = None\n        self._adc_hum = None\n        self._adc_gas = None\n        self._gas_range = None\n        self._t_fine = None\n\n        self._last_reading = 0\n        self._min_refresh_time = 1000 \/ refresh_rate\n\n    @property\n    def pressure_oversample(self):\n        \"\"\"The oversampling for pressure sensor\"\"\"\n        return _BME680_SAMPLERATES[self._pressure_oversample]\n\n    @pressure_oversample.setter\n    def pressure_oversample(self, sample_rate):\n        if sample_rate in _BME680_SAMPLERATES:\n            self._pressure_oversample = _BME680_SAMPLERATES.index(sample_rate)\n        else:\n            raise RuntimeError(\"Invalid oversample\")\n\n    @property\n    def humidity_oversample(self):\n        \"\"\"The oversampling for humidity sensor\"\"\"\n        return _BME680_SAMPLERATES[self._humidity_oversample]\n\n    @humidity_oversample.setter\n    def humidity_oversample(self, sample_rate):\n        if sample_rate in _BME680_SAMPLERATES:\n            self._humidity_oversample = _BME680_SAMPLERATES.index(sample_rate)\n        else:\n            raise RuntimeError(\"Invalid oversample\")\n\n    @property\n    def temperature_oversample(self):\n        \"\"\"The oversampling for temperature sensor\"\"\"\n        return _BME680_SAMPLERATES[self._temp_oversample]\n\n    @temperature_oversample.setter\n    def temperature_oversample(self, sample_rate):\n        if sample_rate in _BME680_SAMPLERATES:\n            self._temp_oversample = _BME680_SAMPLERATES.index(sample_rate)\n        else:\n            raise RuntimeError(\"Invalid oversample\")\n\n    @property\n    def filter_size(self):\n        \"\"\"The filter size for the built in IIR filter\"\"\"\n        return _BME680_FILTERSIZES[self._filter]\n\n    @filter_size.setter\n    def filter_size(self, size):\n        if size in _BME680_FILTERSIZES:\n            self._filter = _BME680_FILTERSIZES[size]\n        else:\n            raise RuntimeError(\"Invalid size\")\n\n    @property\n    def temperature(self):\n        \"\"\"The compensated temperature in degrees celsius.\"\"\"\n        self._perform_reading()\n        calc_temp = (((self._t_fine * 5) + 128) \/ 256)\n        return calc_temp \/ 100\n\n    @property\n    def pressure(self):\n        \"\"\"The barometric pressure in hectoPascals\"\"\"\n        self._perform_reading()\n        var1 = (self._t_fine \/ 2) - 64000\n        var2 = ((var1 \/ 4) * (var1 \/ 4)) \/ 2048\n        var2 = (var2 * self._pressure_calibration[5]) \/ 4\n        var2 = var2 + (var1 * self._pressure_calibration[4] * 2)\n        var2 = (var2 \/ 4) + (self._pressure_calibration[3] * 65536)\n        var1 = (((((var1 \/ 4) * (var1 \/ 4)) \/ 8192) *\n                (self._pressure_calibration[2] * 32) \/ 8) +\n                ((self._pressure_calibration[1] * var1) \/ 2))\n        var1 = var1 \/ 262144\n        var1 = ((32768 + var1) * self._pressure_calibration[0]) \/ 32768\n        calc_pres = 1048576 - self._adc_pres\n        calc_pres = (calc_pres - (var2 \/ 4096)) * 3125\n        calc_pres = (calc_pres \/ var1) * 2\n        var1 = (self._pressure_calibration[8] * (((calc_pres \/ 8) * (calc_pres \/ 8)) \/ 8192)) \/ 4096\n        var2 = ((calc_pres \/ 4) * self._pressure_calibration[7]) \/ 8192\n        var3 = (((calc_pres \/ 256) ** 3) * self._pressure_calibration[9]) \/ 131072\n        calc_pres += ((var1 + var2 + var3 + (self._pressure_calibration[6] * 128)) \/ 16)\n        return calc_pres\/100\n\n    @property\n    def humidity(self):\n        \"\"\"The relative humidity in RH %\"\"\"\n        self._perform_reading()\n        temp_scaled = ((self._t_fine * 5) + 128) \/ 256\n        var1 = ((self._adc_hum - (self._humidity_calibration[0] * 16)) -\n                ((temp_scaled * self._humidity_calibration[2]) \/ 200))\n        var2 = (self._humidity_calibration[1] *\n                (((temp_scaled * self._humidity_calibration[3]) \/ 100) +\n                 (((temp_scaled * ((temp_scaled * self._humidity_calibration[4]) \/ 100)) \/\n                   64) \/ 100) + 16384)) \/ 1024\n        var3 = var1 * var2\n        var4 = self._humidity_calibration[5] * 128\n        var4 = (var4 + ((temp_scaled * self._humidity_calibration[6]) \/ 100)) \/ 16\n        var5 = ((var3 \/ 16384) * (var3 \/ 16384)) \/ 1024\n        var6 = (var4 * var5) \/ 2\n        calc_hum = (((var3 + var6) \/ 1024) * 1000) \/ 4096\n        calc_hum \/= 1000  # get back to RH\n\n        if calc_hum > 100:\n            calc_hum = 100\n        if calc_hum < 0:\n            calc_hum = 0\n        return calc_hum\n\n    @property\n    def altitude(self):\n        \"\"\"The altitude based on current ``pressure`` vs the sea level pressure\n           (``sea_level_pressure``) - which you must enter ahead of time)\"\"\"\n        pressure = self.pressure # in Si units for hPascal\n        return 44330 * (1.0 - math.pow(pressure \/ self.sea_level_pressure, 0.1903))\n\n    @property\n    def gas(self):\n        \"\"\"The gas resistance in ohms\"\"\"\n        self._perform_reading()\n        var1 = ((1340 + (5 * self._sw_err)) * (_LOOKUP_TABLE_1[self._gas_range])) \/ 65536\n        var2 = ((self._adc_gas * 32768) - 16777216) + var1\n        var3 = (_LOOKUP_TABLE_2[self._gas_range] * var1) \/ 512\n        calc_gas_res = (var3 + (var2 \/ 2)) \/ var2\n        return int(calc_gas_res)\n\n    def _perform_reading(self):\n        \"\"\"Perform a single-shot reading from the sensor and fill internal data structure for\n           calculations\"\"\"\n        if (time.ticks_diff(self._last_reading, time.ticks_ms()) * time.ticks_diff(0, 1)\n                < self._min_refresh_time):\n            return\n\n        # set filter\n        self._write(_BME680_REG_CONFIG, [self._filter << 2])\n        # turn on temp oversample & pressure oversample\n        self._write(_BME680_REG_CTRL_MEAS,\n                    [(self._temp_oversample << 5)|(self._pressure_oversample << 2)])\n        # turn on humidity oversample\n        self._write(_BME680_REG_CTRL_HUM, [self._humidity_oversample])\n        # gas measurements enabled\n        self._write(_BME680_REG_CTRL_GAS, [_BME680_RUNGAS])\n\n        ctrl = self._read_byte(_BME680_REG_CTRL_MEAS)\n        ctrl = (ctrl & 0xFC) | 0x01  # enable single shot!\n        self._write(_BME680_REG_CTRL_MEAS, [ctrl])\n        new_data = False\n        while not new_data:\n            data = self._read(_BME680_REG_MEAS_STATUS, 15)\n            new_data = data[0] & 0x80 != 0\n            time.sleep(0.005)\n        self._last_reading = time.ticks_ms()\n\n        self._adc_pres = _read24(data[2:5]) \/ 16\n        self._adc_temp = _read24(data[5:8]) \/ 16\n        self._adc_hum = struct.unpack('>H', bytes(data[8:10]))[0]\n        self._adc_gas = int(struct.unpack('>H', bytes(data[13:15]))[0] \/ 64)\n        self._gas_range = data[14] & 0x0F\n\n        var1 = (self._adc_temp \/ 8) - (self._temp_calibration[0] * 2)\n        var2 = (var1 * self._temp_calibration[1]) \/ 2048\n        var3 = ((var1 \/ 2) * (var1 \/ 2)) \/ 4096\n        var3 = (var3 * self._temp_calibration[2] * 16) \/ 16384\n\n        self._t_fine = int(var2 + var3)\n\n    def _read_calibration(self):\n        \"\"\"Read & save the calibration coefficients\"\"\"\n        coeff = self._read(_BME680_BME680_COEFF_ADDR1, 25)\n        coeff += self._read(_BME680_BME680_COEFF_ADDR2, 16)\n\n        coeff = list(struct.unpack('<hbBHhbBhhbbHhhBBBHbbbBbHhbb', bytes(coeff[1:39])))\n        # print(\"\\n\\n\",coeff)\n        coeff = [float(i) for i in coeff]\n        self._temp_calibration = [coeff[x] for x in [23, 0, 1]]\n        self._pressure_calibration = [coeff[x] for x in [3, 4, 5, 7, 8, 10, 9, 12, 13, 14]]\n        self._humidity_calibration = [coeff[x] for x in [17, 16, 18, 19, 20, 21, 22]]\n        self._gas_calibration = [coeff[x] for x in [25, 24, 26]]\n\n        # flip around H1 & H2\n        self._humidity_calibration[1] *= 16\n        self._humidity_calibration[1] += self._humidity_calibration[0] % 16\n        self._humidity_calibration[0] \/= 16\n\n        self._heat_range = (self._read_byte(0x02) & 0x30) \/ 16\n        self._heat_val = self._read_byte(0x00)\n        self._sw_err = (self._read_byte(0x04) & 0xF0) \/ 16\n\n    def _read_byte(self, register):\n        \"\"\"Read a byte register value and return it\"\"\"\n        return self._read(register, 1)[0]\n\n    def _read(self, register, length):\n        raise NotImplementedError()\n\n    def _write(self, register, values):\n        raise NotImplementedError()\n\nclass BME680_I2C(Adafruit_BME680):\n    \"\"\"Driver for I2C connected BME680.\n\n        :param i2c: I2C device object\n        :param int address: I2C device address\n        :param bool debug: Print debug statements when True.\n        :param int refresh_rate: Maximum number of readings per second. Faster property reads\n          will be from the previous reading.\"\"\"\n    def __init__(self, i2c, address=0x77, debug=False, *, refresh_rate=10):\n        \"\"\"Initialize the I2C device at the 'address' given\"\"\"\n        self._i2c = i2c\n        self._address = address\n        self._debug = debug\n        super().__init__(refresh_rate=refresh_rate)\n\n    def _read(self, register, length):\n        \"\"\"Returns an array of 'length' bytes from the 'register'\"\"\"\n        result = bytearray(length)\n        self._i2c.readfrom_mem_into(self._address, register & 0xff, result)\n        if self._debug:\n            print(\"\\t${:x} read \".format(register), \" \".join([\"{:02x}\".format(i) for i in result]))\n        return result\n\n    def _write(self, register, values):\n        \"\"\"Writes an array of 'length' bytes to the 'register'\"\"\"\n        if self._debug:\n            print(\"\\t${:x} write\".format(register), \" \".join([\"{:02x}\".format(i) for i in values]))\n        for value in values:\n            self._i2c.writeto_mem(self._address, register, bytearray([value & 0xFF]))\n            register += 1\n\n\nclass BME680_SPI(Adafruit_BME680):\n    \"\"\"Driver for SPI connected BME680.\n\n        :param spi: SPI device object, configured\n        :param cs: Chip Select Pin object, configured to OUT mode\n        :param bool debug: Print debug statements when True.\n        :param int refresh_rate: Maximum number of readings per second. Faster property reads\n          will be from the previous reading.\n      \"\"\"\n\n    def __init__(self, spi, cs, debug=False, *, refresh_rate=10):\n        self._spi = spi\n        self._cs = cs\n        self._debug = debug\n        self._cs(1)\n        super().__init__(refresh_rate=refresh_rate)\n\n    def _read(self, register, length):\n        if register != _BME680_REG_PAGE_SELECT:\n            # _BME680_REG_PAGE_SELECT exists in both SPI memory pages\n            # For all other registers, we must set the correct memory page\n            self._set_spi_mem_page(register)\n        register = (register | 0x80) & 0xFF  # Read single, bit 7 high.\n\n        try:\n            self._cs(0)\n            self._spi.write(bytearray([register]))  # pylint: disable=no-member\n            result = bytearray(length)\n            self._spi.readinto(result)  # pylint: disable=no-member\n            if self._debug:\n                print(\"\\t${:x} read \".format(register), \" \".join([\"{:02x}\".format(i) for i in result]))\n        except Exception as e:\n            print (e)\n            result = None\n        finally:\n            self._cs(1)\n        return result\n\n    def _write(self, register, values):\n        if register != _BME680_REG_PAGE_SELECT:\n            # _BME680_REG_PAGE_SELECT exists in both SPI memory pages\n            # For all other registers, we must set the correct memory page\n            self._set_spi_mem_page(register)\n        register &= 0x7F  # Write, bit 7 low.\n        try:\n            self._cs(0)\n            buffer = bytearray(2 * len(values))\n            for i, value in enumerate(values):\n                buffer[2 * i] = register + i\n                buffer[2 * i + 1] = value & 0xFF\n            self._spi.write(buffer)  # pylint: disable=no-member\n            if self._debug:\n                print(\"\\t${:x} write\".format(register), \" \".join([\"{:02x}\".format(i) for i in values]))\n        except Exception as e:\n            print (e)\n        finally:\n            self._cs(1)\n\n    def _set_spi_mem_page(self, register):\n        spi_mem_page = 0x00\n        if register < 0x80:\n            spi_mem_page = 0x10\n        self._write(_BME680_REG_PAGE_SELECT, [spi_mem_page])\n<\/pre><\/div>\n\n\n\n
\u3053\u306e\u30e2\u30b8\u30e5\u30fc\u30eb\u3092\u7528\u3044\u307e\u3059\u3068\u7c21\u5358\u306b\u6e2c\u5b9a\u3067\u304d\u307e\u3059\u3002Adafruit\u3067\u7528\u610f\u3057\u3066\u3044\u308b\u30c6\u30b9\u30c8\u7528\u30d7\u30ed\u30b0\u30e9\u30e0\u3092\u4f7f\u7528\u3057\u3001\u6bce\u5ea6\u306e\u30d7\u30eb\u30a2\u30c3\u30d7\u3092\u30bd\u30d5\u30c8\u7684\u306b\u884c\u3044\u307e\u3059\u3002<\/p>\n\n\n\n
from bme680 import *\nfrom machine import I2C, Pin\nimport time\np21 = Pin(21, Pin.IN, Pin.PULL_UP)\np23 = Pin(23, Pin.IN, Pin.PULL_UP)\nbme = BME680_I2C(I2C(-1, Pin(21), Pin(23)))\n\nfor _ in range(3):\n    print(bme.temperature, bme.humidity, bme.pressure, bme.gas)\n    time.sleep(1)\n<\/pre><\/div>\n\n\n\n
\u3042\u3063\u3068\u3044\u3046\u9593\u306b\u51fa\u6765\u4e0a\u304c\u308a\u3067\u3059\u3002<\/p>\n\n\n\n
C:\\Users\\>ampy -p com3 run c:\\micropython\\bmetest.py\nWarning: I2C(-1, ...) is deprecated, use SoftI2C(...) instead\n15.30285 45.3333 1031.108 269211\n15.31457 45.40735 1031.111 116460\n15.33859 45.47064 1031.105 124723<\/code><\/pre>\n\n\n\n
\u6b21\u56de\u306f\u3053\u308c\u3092\u7528\u3044\u3066\u3001DB\u306b\u3064\u306a\u304e\u307e\u3059\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u5148\u65e5\u304a\u77e5\u3089\u305b\u3057\u305fBME680\u306b\u3088\u308b\u6e29\u6e7f\u5ea6\u6c17\u5727\u3001\u30ac\u30b9\u6fc3\u5ea6\u306e\u5206\u6790\u3067\u3059\u3002 \u4eca\u56de\u306f\u79cb\u6708\u96fb\u5b50\u306e\u30bb\u30f3\u30b5\u3092\u7528\u3044\u3066\u3044\u307e\u3059\u304c\u3001\u540c\u3058\u3088\u3046\u306bAdafruit\u3067\u3082\u540c\u69d8\u306e\u30bb\u30f3\u30b5\u30ad\u30c3\u30c8\u3092\u7528\u610f\u3057\u3066\u304a\u308a\u3001Github\u306b\u3066MicroPython\u7528\u306b\u7528\u610f\u3055 … <\/p>\n
“ESP32 \u8907\u5408\u30bb\u30f3\u30b5BME680” \u306e<\/span>\u7d9a\u304d\u3092\u8aad\u3080<\/a><\/p>\n","protected":false},"author":1,"featured_media":234,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[17,16,20],"tags":[46,18,19],"class_list":["post-366","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-esp32","category-micropython","category-python","tag-bme680","tag-esp32","tag-micropython"],"aioseo_notices":[],"aioseo_head":"\n\t\t\n\t\n\t\n\t\n\t\n\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t