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110 lines
3.7 KiB
Python
110 lines
3.7 KiB
Python
"""
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Pressure Temperature Humidity
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128,0, 79,186,128, 122,185,0, 76,55, 128,0,0, 29,39,
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128,0, 79,186,144, 122,185,64, 76,59, 128,0,0, 220,120,
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2017-10-13 22:51:50 T: 26.67 degC, P: 1011.79 hPa, H: 49.64 %rH , G: 24487 ohms
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128,0, 79,186,160, 122,186,32, 76,61, 128,0,0, 70,56,
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2017-10-13 22:51:53 T: 26.68 degC, P: 1011.79 hPa, H: 49.65 %rH , G: 37891 ohms
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128,0, 79,186,224, 122,187,0, 76,61, 128,0,0, 205,55,
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2017-10-13 22:51:56 T: 26.68 degC, P: 1011.79 hPa, H: 49.65 %rH , G: 51080 ohms
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128,0, 79,186,224, 122,187,224, 76,62, 128,0,0, 127,247,
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2017-10-13 22:51:59 T: 26.68 degC, P: 1011.79 hPa, H: 49.66 %rH , G: 63052 ohms
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128,0, 79,187,32, 122,188,64, 76,58, 128,0,0, 78,119,
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2017-10-13 22:52:02 T: 26.69 degC, P: 1011.79 hPa, H: 49.63 %rH , G: 74195 ohms
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128,0, 79,187,112, 122,189,64, 76,48, 128,0,0, 46,183,
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2017-10-13 22:52:05 T: 26.69 degC, P: 1011.77 hPa, H: 49.57 %rH , G: 83681 ohms
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128,0, 79,187,128, 122,189,160, 76,45, 128,0,0, 25,55,
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2017-10-13 22:52:08 T: 26.69 degC, P: 1011.77 hPa, H: 49.55 %rH , G: 91612 ohms
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128,0, 79,187,144, 122,189,240, 76,48, 128,0,0, 223,182,
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2017-10-13 22:52:11 T: 26.69 degC, P: 1011.77 hPa, H: 49.57 %rH , G: 97109 ohms
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128,0, 79,187,160, 122,190,80, 76,49, 128,0,0, 198,118,
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2017-10-13 22:52:14 T: 26.70 degC, P: 1011.77 hPa, H: 49.58 %rH , G: 103197 ohms
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"""
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import bme680
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example_calibration = [
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# T2L T2H T3 TP P1L P1H P2L
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192, 108, 103, 3, 47, 80, 144, 236,
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# P2H P3 - P4L P4H P5L P5H P7
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214, 88, 255, 42, 30, 169, 255, 54,
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# P6 - - P8L P8H P9L P9H P10
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30, 0, 0, 199, 239, 69, 248, 30,
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# H2H H2L H1L H1H H3 H4 H5 H6
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1, 64, 206, 39, 0, 45, 20, 120,
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# H7 T1L T1H GH2L GH2H GH1 GH3
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156, 24, 102, 142, 171, 226, 18, 16,
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0
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]
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example_heat_range = 22
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example_heat_value = 44
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example_sw_error = 227
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sensor = bme680.BME680()
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sensor.calibration_data.set_from_array(example_calibration)
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sensor.calibration_data.set_other(
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example_heat_range,
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example_heat_value,
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example_sw_error)
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for name in dir(sensor.calibration_data):
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if not name.startswith('_'):
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value = getattr(sensor.calibration_data, name)
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if isinstance(value, int):
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print("{}: {}".format(name, value))
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sensor.ambient_temperature = 25
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"""
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result = []
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for x in range(63, 4033):
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result.append((x, sensor._calc_heater_duration(x)))
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print(result)
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result = []
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for x in range(200, 401):
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result.append(sensor._calc_heater_resistance(x))
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print(result)
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"""
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"""
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Pressure Temperature Humidity Gas
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128,0, 79,187,160, 122,190,80, 76,49, 128,0,0, 198,118,
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2017-10-13 22:52:14 T: 26.70 degC, P: 1011.77 hPa, H: 49.58 %rH , G: 103197 ohms
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"""
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regs = [128,0, 79,186,144, 122,185,64, 76,59, 128,0,0, 220,120]
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vals = [26.67, 1011.79, 49.64, 24487]
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adc_pres = (regs[2] << 12) | (regs[3] << 4) | (regs[4] >> 4)
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adc_temp = (regs[5] << 12) | (regs[6] << 4) | (regs[7] >> 4)
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adc_hum = (regs[8] << 8) | regs[9]
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adc_gas_res = (regs[13] << 2) | (regs[14] >> 6)
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gas_range = regs[14] & bme680.constants.GAS_RANGE_MSK
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result = sensor._calc_temperature(adc_temp) / 100
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print("Temperature: Raw: {}: {} {}".format(adc_temp, vals[0], result))
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result = sensor._calc_pressure(adc_pres)
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print("Pressure: Raw: {}: {} {}".format(adc_pres, vals[1], result))
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result = sensor._calc_humidity(adc_hum) / 1000
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print("Humidity: Raw: {}: {}% {}%".format(adc_hum, vals[2], result))
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result = sensor._calc_gas_resistance(adc_gas_res, gas_range)
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print("Resistance: Raw: {}: {} {}".format(adc_gas_res, vals[3], result))
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