home_assistant_glow.yaml

---
# Home Assistant Glow
#
# Read your electricity meter by means of the pulse LED on your 
# meter, useful if you do not have a serial port (P1).
#
substitutions:
  device_name: home-assistant-glow
  friendly_name: House
  project_version: "3.0.0"
  device_description: "Measure your energy consumption with the pulse LED on your smart meter"
  pulse_pin: GPIO12
  status_led: GPIO5

  # imp/kWh rate ⬇ #
  pulse_rate: '1000'

  # Webserver credentials ⬇ #
  web_username: 'glow'
  web_password: 'esphome'

dashboard_import:
  package_import_url: github://klaasnicolaas/home-assistant-glow/home_assistant_glow.yaml

esphome:
  name: '${device_name}'
  comment: '${device_description}'
  project:
    name: "klaasnicolaas.home-assistant-glow"
    version: "${project_version}"

# Choose the right Platform
# esp32: https://esphome.io/components/esp32.html
# esp8266: https://esphome.io/components/esp8266.html
esp32:
  board: nodemcu-32s

# WiFi credentials #
wifi:
  # ssid: 'CHANGEME'       # Enter your WiFi SSID here. Example: `ssid: 'your_network_name'`
  # password: 'CHANGEME'   # Enter your wifi password here. Example: `password: 'abcde123456'`

  # Enable fallback hotspot (captive portal) in case wifi connection fails
  ap:
    ssid: '${device_name}'

captive_portal:

# Enable logging
logger:

# Enable improv over serial
improv_serial:

# Enable Home Assistant API
api:
  services:
    - service: reset_total_energy
      then:
        - button.press:
            id: button_reset_total

ota:
  safe_mode: true
  reboot_timeout: 10min
  num_attempts: 5

web_server:
  port: 80
  auth:
    username: '${web_username}'
    password: '${web_password}'

output:
  # - platform: gpio
  #   pin: GPIO5
  #   id: output_blue
  - platform: gpio
    pin: GPIO2
    id: output_red
  - platform: gpio
    pin: GPIO4
    id: output_green

light:
  - platform: binary
    internal: true
    id: led_red
    name: Red
    output: output_red

# Status LED for connection
status_led:
  pin:
    # Blue LED
    number: ${status_led}

button:
  - platform: restart
    name: "Restart - Glow"
  - platform: template
    name: "Reset - Total Energy"
    id: button_reset_total
    on_press:
      - pulse_meter.set_total_pulses:
          id: sensor_energy_pulse_meter
          value: 0

# Sensors for ESP version and WIFI information
text_sensor:
  # Installed version
  - platform: template
    name: "Glow - Installed version"
    id: glow_version
    icon: "mdi:label-outline"
    entity_category: diagnostic
    lambda: |-
      return {"${project_version}"};
    update_interval: 6h
  - platform: version
    hide_timestamp: true
    name: '${friendly_name} - ESPHome Version'
  - platform: wifi_info
    ip_address:
      name: '${friendly_name} - IP Address'
      icon: mdi:wifi
    ssid:
      name: '${friendly_name} - Connected SSID'
      icon: mdi:wifi-strength-2

sensor:
  # WiFi signal
  - platform: wifi_signal
    name: "${friendly_name} - WiFi Signal"
    update_interval: 120s

  # Pulse meter
  - platform: pulse_meter
    name: '${friendly_name} - Power Consumption'
    id: sensor_energy_pulse_meter
    unit_of_measurement: 'W'
    state_class: measurement
    device_class: power
    icon: mdi:flash-outline
    accuracy_decimals: 0
    pin: ${pulse_pin}
    # internal_filter: 100ms
    on_value:
      then:
        - light.turn_on:
            id: led_red
        - delay: 0.5s
        - light.turn_off:
            id: led_red
    filters:
      # multiply value = (60 / imp value) * 1000
      # - multiply: 60
      - lambda: return x * ((60.0 / ${pulse_rate}) * 1000.0);
    total:
      name: '${friendly_name} - Total Energy'
      id: sensor_total_energy
      unit_of_measurement: 'kWh'
      icon: mdi:circle-slice-3
      state_class: total_increasing
      device_class: energy
      accuracy_decimals: 3
      filters:
        # multiply value = 1 / imp value
        # - multiply: 0.001
        - lambda: return x * (1.0 / ${pulse_rate});
  # Total day useage
  - platform: total_daily_energy
    name: '${friendly_name} - Daily Energy'
    id: sensor_total_daily_energy
    power_id: sensor_energy_pulse_meter
    unit_of_measurement: 'kWh'
    icon: mdi:circle-slice-3
    state_class: total_increasing
    device_class: energy
    accuracy_decimals: 3
    filters:
      # Multiplication factor from W to kW is 0.001
      - multiply: 0.001

# Enable time component to reset energy at midnight
# https://esphome.io/components/time.html#home-assistant-time-source
time:
  - platform: homeassistant
    id: homeassistant_time