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Add note about standard vs. atmospheric conditions #25

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Oct 7, 2022
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Add note about standard vs. atmospheric conditions #25

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8 changes: 7 additions & 1 deletion adafruit_pm25/__init__.py
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Original file line number Diff line number Diff line change
Expand Up @@ -74,7 +74,13 @@ def _read_into_buffer(self) -> None:

def read(self) -> dict:
"""Read any available data from the air quality sensor and
return a dictionary with available particulate/quality data"""
return a dictionary with available particulate/quality data

Note that "standard" concentrations are those when corrected to
standard atmospheric conditions (288.15 K, 1013.25 hPa), and
"environmental" concentrations are those measure in the current
atmospheric conditions.
"""
self._read_into_buffer()
# print([hex(i) for i in self._buffer])

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