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Barometer Calibration for Altitude

Use this link for altitude offsets. This setting will be available after v1.3.1

https://www.engineeringtoolbox.com/barometers-elevation-compensation-d_1812.html

//===========================================
//BME280 altitude offsets (set by user)
//===========================================
#define ALTITUDE_OFFSET_IMPERIAL 5.58
#define ALTITUDE_OFFSET_METRIC 142.6

Rainfall Tip Gauge

1 tip = .011”/.2794mm of accumulation.

I2C addresses of sensors I have

These are my sensors and they work with the addresses in the Arduino code. I strongly recommend running a port scan to make sure your devices are responding in the same manner. Driver.begin() functions can usually be modified for alternate addresses from different vendors.

Accessory

I2C address

Comments

UV - SI1145

0x60

Lux - BH1750

0x23

Barometer/ Relative Humidity - BME280

0x76

EEPROM

0x50

Extended reliability for rainfall collection. Not as interesting now that we fail WiFi connect more gracefully in v1.3.1 (without tripping WDT)

AS3935 - lightning detector

TODO - not evaluated

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