esphome/tests/components/selec_meter/test.esp8266.yaml

uart:
  - id: uart_selec_meter
    tx_pin: 4
    rx_pin: 5
    baud_rate: 9600

sensor:
  - platform: selec_meter
    total_active_energy:
      name: SelecEM2M Total Active Energy
    import_active_energy:
      name: SelecEM2M Import Active Energy
    export_active_energy:
      name: SelecEM2M Export Active Energy
    total_reactive_energy:
      name: SelecEM2M Total Reactive Energy
    import_reactive_energy:
      name: SelecEM2M Import Reactive Energy
    export_reactive_energy:
      name: SelecEM2M Export Reactive Energy
    apparent_energy:
      name: SelecEM2M Apparent Energy
    active_power:
      name: SelecEM2M Active Power
    reactive_power:
      name: SelecEM2M Reactive Power
    apparent_power:
      name: SelecEM2M Apparent Power
    voltage:
      name: SelecEM2M Voltage
    current:
      name: SelecEM2M Current
    power_factor:
      name: SelecEM2M Power Factor
    frequency:
      name: SelecEM2M Frequency
    maximum_demand_active_power:
      name: SelecEM2M Maximum Demand Active Power
      disabled_by_default: true
    maximum_demand_reactive_power:
      name: SelecEM2M Maximum Demand Reactive Power
      disabled_by_default: true
    maximum_demand_apparent_power:
      name: SelecEM2M Maximum Demand Apparent Power
      disabled_by_default: true