Gas Sensor

Bitte am Anfang noch 

esp8266:                       # diese Line sollte schon vorhanden sein
  board: esp01_1m              # diese ebenso
  restore_from_flash: true

preferences:
  flash_write_interval: 5min
  
  
  
api:
  services:
    - service: update_counter_pulses
      variables:
        counter_pulses: int
      then:
        - globals.set:
            id: pulses_sum
            value: !lambda 'return counter_pulses;'

diesen Code an die Standart Config anfügen:

globals:
  - id: pulses_sum
    type: int
    restore_value: yes
    initial_value: '8504'  # hier kann der Gaszählerstand initialisiert werden - letze Stelle weglassen

binary_sensor:
  - platform: gpio
    id: internal_pulse_counter
    pin:
      number: GPIO5
      mode: INPUT_PULLUP
    name: "Live-Impuls"
    filters:
      - delayed_on: 10ms
    on_press:
      then:
        - lambda: id(pulses_sum) += 1;

sensor:
  - platform: template
    name: "Gasverbrauch_ESP"
    device_class: gas
    unit_of_measurement: "m³"
    state_class: "total_increasing"
    icon: "mdi:fire"
    accuracy_decimals: 2
    lambda: |-
      return id(pulses_sum) * 0.01;

# Gaszähler, kommend von ESPHome, aufbereiten für Energy
- platform: template
  sensors:
    gasverbrauch:
      value_template:  >
          {% if states('sensor.gasverbrauch_esp') | float == 0 %}
            {{ states('sensor.gasverbrauch') }}
          {% else %}
            {{ states('sensor.gasverbrauch_esp') | float }}
          {% endif %}
      unit_of_measurement: m³
      device_class: gas
      attribute_templates:
        state_class: total_increasing