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BMP280/BME280 Schematic

  • Default mode IIC while CS pin is pull up
  • SDO connect to GND to set IIC address, remove SDO resistor to use SPI





Reference Guide

  • 300 … 1100 hPa
Sensor Name Description Interface Pressure output data resolution Temperature resolution Huminity Extra
BME280 Combined humidity and pressure sensor IIC, SPI 0.18 Pa 0.01°C 0.008 %RH Huminity
BMP280 Digital Pressure Sensor IIC, SPI 0.16 Pa 0.01°C power comsuption 2.7uA, Five bandwidths filter
BMP180 Digital Pressure Sensor IIC 1 Pa 0.1°C power comsuption 12uA