mirror of
https://github.com/cmur2/python-bme680.git
synced 2024-11-14 18:56:19 +01:00
110 lines
3.7 KiB
Python
110 lines
3.7 KiB
Python
"""
|
|
Pressure Temperature Humidity
|
|
128,0, 79,186,128, 122,185,0, 76,55, 128,0,0, 29,39,
|
|
|
|
128,0, 79,186,144, 122,185,64, 76,59, 128,0,0, 220,120,
|
|
2017-10-13 22:51:50 T: 26.67 degC, P: 1011.79 hPa, H: 49.64 %rH , G: 24487 ohms
|
|
|
|
128,0, 79,186,160, 122,186,32, 76,61, 128,0,0, 70,56,
|
|
2017-10-13 22:51:53 T: 26.68 degC, P: 1011.79 hPa, H: 49.65 %rH , G: 37891 ohms
|
|
|
|
128,0, 79,186,224, 122,187,0, 76,61, 128,0,0, 205,55,
|
|
2017-10-13 22:51:56 T: 26.68 degC, P: 1011.79 hPa, H: 49.65 %rH , G: 51080 ohms
|
|
|
|
128,0, 79,186,224, 122,187,224, 76,62, 128,0,0, 127,247,
|
|
2017-10-13 22:51:59 T: 26.68 degC, P: 1011.79 hPa, H: 49.66 %rH , G: 63052 ohms
|
|
|
|
128,0, 79,187,32, 122,188,64, 76,58, 128,0,0, 78,119,
|
|
2017-10-13 22:52:02 T: 26.69 degC, P: 1011.79 hPa, H: 49.63 %rH , G: 74195 ohms
|
|
|
|
128,0, 79,187,112, 122,189,64, 76,48, 128,0,0, 46,183,
|
|
2017-10-13 22:52:05 T: 26.69 degC, P: 1011.77 hPa, H: 49.57 %rH , G: 83681 ohms
|
|
|
|
128,0, 79,187,128, 122,189,160, 76,45, 128,0,0, 25,55,
|
|
2017-10-13 22:52:08 T: 26.69 degC, P: 1011.77 hPa, H: 49.55 %rH , G: 91612 ohms
|
|
|
|
128,0, 79,187,144, 122,189,240, 76,48, 128,0,0, 223,182,
|
|
2017-10-13 22:52:11 T: 26.69 degC, P: 1011.77 hPa, H: 49.57 %rH , G: 97109 ohms
|
|
|
|
128,0, 79,187,160, 122,190,80, 76,49, 128,0,0, 198,118,
|
|
2017-10-13 22:52:14 T: 26.70 degC, P: 1011.77 hPa, H: 49.58 %rH , G: 103197 ohms
|
|
"""
|
|
|
|
|
|
import bme680
|
|
|
|
example_calibration = [
|
|
# T2L T2H T3 TP P1L P1H P2L
|
|
192, 108, 103, 3, 47, 80, 144, 236,
|
|
# P2H P3 - P4L P4H P5L P5H P7
|
|
214, 88, 255, 42, 30, 169, 255, 54,
|
|
# P6 - - P8L P8H P9L P9H P10
|
|
30, 0, 0, 199, 239, 69, 248, 30,
|
|
# H2H H2L H1L H1H H3 H4 H5 H6
|
|
1, 64, 206, 39, 0, 45, 20, 120,
|
|
# H7 T1L T1H GH2L GH2H GH1 GH3
|
|
156, 24, 102, 142, 171, 226, 18, 16,
|
|
0
|
|
]
|
|
|
|
example_heat_range = 22
|
|
example_heat_value = 44
|
|
example_sw_error = 227
|
|
|
|
sensor = bme680.BME680()
|
|
|
|
sensor.calibration_data.set_from_array(example_calibration)
|
|
sensor.calibration_data.set_other(
|
|
example_heat_range,
|
|
example_heat_value,
|
|
example_sw_error)
|
|
|
|
for name in dir(sensor.calibration_data):
|
|
if not name.startswith('_'):
|
|
value = getattr(sensor.calibration_data, name)
|
|
if isinstance(value, int):
|
|
print("{}: {}".format(name, value))
|
|
|
|
sensor.ambient_temperature = 25
|
|
|
|
"""
|
|
result = []
|
|
for x in range(63, 4033):
|
|
result.append((x, sensor._calc_heater_duration(x)))
|
|
|
|
print(result)
|
|
|
|
result = []
|
|
for x in range(200, 401):
|
|
result.append(sensor._calc_heater_resistance(x))
|
|
|
|
print(result)
|
|
"""
|
|
|
|
"""
|
|
Pressure Temperature Humidity Gas
|
|
128,0, 79,187,160, 122,190,80, 76,49, 128,0,0, 198,118,
|
|
2017-10-13 22:52:14 T: 26.70 degC, P: 1011.77 hPa, H: 49.58 %rH , G: 103197 ohms
|
|
"""
|
|
|
|
regs = [128,0, 79,186,144, 122,185,64, 76,59, 128,0,0, 220,120]
|
|
vals = [26.67, 1011.79, 49.64, 24487]
|
|
|
|
adc_pres = (regs[2] << 12) | (regs[3] << 4) | (regs[4] >> 4)
|
|
adc_temp = (regs[5] << 12) | (regs[6] << 4) | (regs[7] >> 4)
|
|
adc_hum = (regs[8] << 8) | regs[9]
|
|
adc_gas_res = (regs[13] << 2) | (regs[14] >> 6)
|
|
gas_range = regs[14] & bme680.constants.GAS_RANGE_MSK
|
|
|
|
result = sensor._calc_temperature(adc_temp) / 100
|
|
print("Temperature: Raw: {}: {} {}".format(adc_temp, vals[0], result))
|
|
|
|
result = sensor._calc_pressure(adc_pres)
|
|
print("Pressure: Raw: {}: {} {}".format(adc_pres, vals[1], result))
|
|
|
|
result = sensor._calc_humidity(adc_hum) / 1000
|
|
print("Humidity: Raw: {}: {}% {}%".format(adc_hum, vals[2], result))
|
|
|
|
result = sensor._calc_gas_resistance(adc_gas_res, gas_range)
|
|
print("Resistance: Raw: {}: {} {}".format(adc_gas_res, vals[3], result))
|