32 lines
785 B
Python
Executable File
32 lines
785 B
Python
Executable File
#!/usr/bin/python3
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import adafruit_dht
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import mh_z19
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import sys
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from board import D4
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from datetime import datetime
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try:
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dhtDevice = adafruit_dht.DHT22(D4)
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temp = dhtDevice.temperature
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humidity = dhtDevice.humidity
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co2 = None
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try:
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mhz19_reading = mh_z19.read(serial_console_untouched=True)
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if mhz19_reading is not None and mhz19_reading['co2'] is not None:
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co2 = mhz19_reading['co2']
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except Exception as error:
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co2 = 0
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print(
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'Time:', str(datetime.isoformat(datetime.now())),
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'\nTemp:', temp,
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'\nHumidity:', humidity,
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'\nCO2:', co2 if co2 is not None else 0,
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sep='\t',
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)
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except Exception as error:
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print('err:', error, file=sys.stderr)
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sys.stdout = None
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dhtDevice.exit()
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