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python-bme680/examples/temp-offset.py
2018-09-02 11:26:04 +01:00

44 lines
990 B
Python
Executable File

#!/usr/bin/env python
import bme680
print("""Display Temperature, Pressure and Humidity with different offsets.
""")
sensor = bme680.BME680()
# These oversampling settings can be tweaked to
# change the balance between accuracy and noise in
# the data.
sensor.set_humidity_oversample(bme680.OS_2X)
sensor.set_pressure_oversample(bme680.OS_4X)
sensor.set_temperature_oversample(bme680.OS_8X)
sensor.set_filter(bme680.FILTER_SIZE_3)
def display_data(offset=0):
sensor.set_temp_offset(offset)
sensor.get_sensor_data()
output = '{0:.2f} C, {1:.2f} hPa, {2:.3f} %RH'.format(
sensor.data.temperature,
sensor.data.pressure,
sensor.data.humidity)
print(output)
print('')
print('Initial readings')
display_data()
print('SET offset 4 degrees celsius')
display_data(4)
print('SET offset -1.87 degrees celsius')
display_data(-1.87)
print('SET offset -100 degrees celsius')
display_data(-100)
print('SET offset 0 degrees celsius')
display_data(0)