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Alexander 2024-07-07 09:40:21 -04:00
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@ -54,12 +54,12 @@ The **Temperature Node** broadcasts the air temperature, atmospheric pressure an
### I2C Air Temperature, Pressure and Humidity Sensor Board (BME280)
The sensor board is 13mm by 10.5mm in size that provides the air temperature, pressure and humidity values over I2C protocol. Sensor board uses BME280 IC.
The sensor board is 13mm by 10.5mm in size that provides the air temperature, pressure and humidity values over I2C protocol. Sensor board uses **BME280** IC.
<img alt="ESP32-Node Pinout" src="https://github.com/alexandrebobkov/ESP-Nodes/blob/main/assets/BME280.jpg" width="200px"/>
> [!IMPORTANT]
> BM**E**280 and BM**P**280 look very similar. However, BME280 sensor has square form, while BMP280 has rectangular form. In addition, the two sensor boards have different I2C addresses.
> BM**E**280 and BM**P**280 look almost identical. However, BME280 sensor has a square form, while BMP280 has a rectangular form. In addition, the two sensor boards have different I2C addresses.
>
> <img alt="ESP32-Node Pinout" src="https://github.com/alexandrebobkov/ESP-Nodes/blob/main/assets/BME280-BMP280.jpg" width="100px"/>