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firstly read temperature for avoiding wrong calculation #51

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firstly read temperature for avoiding wrong calculation #51

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f66146a
firstly read temperature for avoiding wrong calculation
Aug 3, 2021
944553a
also we should call readFloatPressure() with readTempC() before calli…
Aug 3, 2021
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5 changes: 5 additions & 0 deletions src/SparkFunBME280.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -475,6 +475,11 @@ float BME280::readFloatAltitudeMeters( void )
// see NRLMSISE-00. That's why it is the "international" formula, not "interplanetary".
// Sparkfun is not liable for incorrect altitude calculations from this
// code on those planets. Interplanetary selfies are welcome, however.

// firstly read temperature for avoiding wrong calculation
readFloatPressure();
readTempC();

heightOutput = ((float)-44330.77)*(pow(((float)readFloatPressure()/(float)_referencePressure), 0.190263) - (float)1); //Corrected, see issue 30
return heightOutput;

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