Configure a bme280 sensor

Configure a bme280 sensor to integrate a BME280 environmental sensor, used for sensing temperature, humidity, and barometric pressure, into your robot:

Navigate to the Config tab of your robot’s page in the Viam app. Click on the Components subtab and click Create component. Select the sensor type, then select the bme280 model. Enter a name for your sensor and click Create.

Creation of a bme280 sensor in the Viam app config builder.

Edit and fill in the attributes as applicable.

  "components": [
      "name": "<your-bme280-sensor-name>",
      "type": "sensor",
      "model": "bme280",
      "attributes": {
        "board": "<your-board-name>",
        "i2c_bus": "<your-i2c-bus-name-on-board>"
      "depends_on": []

The following attributes are available for bme280 sensors:

boardstringRequiredThe name of the board the sensor is wired to.
i2c_busstringRequiredThe name of the I2C bus on the board that the sensor is wired to.
i2c_addressstringOptionalDefault: 0x77. The I2C device address of the sensor.

Test the sensor

After you configure your sensor, navigate to the Control tab and select the Sensors dropdown panel. If you have multiple sensors configured, your sensor will be listed here among others. To access detailed readings from your sensor, select the Get Readings button.

The sensor component in the control tab

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