BME280 Environmental Sensor Module
Precision digital environmental sensor measuring relative humidity, barometric pressure, and ambient temperature via I2C and SPI interfaces.
Aliase:GY-BME280, BMP280, Temperature Humidity Pressure Sensor
6-Pin I2C / SPI Breakout Header
6 Pins
Pinout Table6
| Pin | Signal / Name | Type | Alternative Functions |
|---|---|---|---|
| 1 | VCC | Power | Supply Voltage (1.8–3.6V native; 5V with onboard regulator on GY-BME280 modules) |
| 2 | GND | Ground | Ground (0V) |
| 3 | SCL | Digital | I2C Serial ClockSPI SCK |
| 4 | SDA | Digital | I2C Serial DataSPI MOSI (SDI) |
| 5 | CSB | Digital | Chip Select (Pull High for I2C, Low for SPI) |
| 6 | SDO | Digital | SPI MISOI2C Address Select (GND: 0x76, VCC: 0x77) |