sensor:
  - platform: bme280_i2c
    i2c_id: i2c_bus         # shared bus declared in panel.yaml — GPIO8 SDA / GPIO9 SCL
    address: 0x76            # BME280 default; try 0x77 if SDO is pulled high
    update_interval: 30s
    temperature:
      name: "Ambient Temperature"
      id: bme280_temperature
      on_value:
        then:
          # BME280 reports Celsius natively; converted to Fahrenheit here (the only place
          # this sensor's value reaches the UI) to match the dial setpoints and weather
          # widget, which are already Fahrenheit. Not a dynamic HA unit-system sync — ESPHome
          # has no standard entity exposing that setting — just a fixed display convention.
          - lvgl.label.update:
              id: home_temp_label
              text:
                format: "%.1f °F"
                args: ["x * 9.0f / 5.0f + 32.0f"]
          - lvgl.label.update:
              id: sensors_temp_label
              text:
                format: "Temperature: %.1f °F"
                args: ["x * 9.0f / 5.0f + 32.0f"]
    humidity:
      name: "Ambient Humidity"
      id: bme280_humidity
      on_value:
        then:
          - lvgl.label.update:
              id: sensors_humidity_label
              text:
                format: "Humidity: %.1f %%"
                args: ["x"]
    pressure:
      name: "Ambient Pressure"
      id: bme280_pressure
      on_value:
        then:
          - lvgl.label.update:
              id: sensors_pressure_label
              text:
                format: "Pressure: %.1f hPa"
                args: ["x"]