heater_switch.yaml

esphome:
  name: heater-switch
  platform: ESP8266
  board: esp01_1m

wifi:
  ssid: !secret wifi_ssid
  password: !secret wifi_password

  # Enable fallback hotspot (captive portal) in case wifi connection fails
  ap:
    ssid: "Heater Switch Fallback Hotspot"
    password: !secret wifi_password

captive_portal:

# Enable logging
logger:
  baud_rate: 0

# Enable Home Assistant API
api:

ota:

uart:
  rx_pin: RX
  baud_rate: 4800

sensor:
  - platform: cse7766
    current:
      name: "Heater switch Current"
    voltage:
      name: "Heater switch Voltage"
    power:
      name: "Heater switch Power"
      id: heater_power
    update_interval: 30s

  - platform: total_daily_energy
    name: "Heater Total Daily Energy"
    power_id: heater_power

  - platform: wifi_signal
    name: "Heater switch WiFi signal"
    update_interval: 60s

  - platform: uptime
    name: "Heater switch uptime"

binary_sensor:
  - platform: gpio
    pin:
      number: GPIO0
      mode: INPUT_PULLUP
      inverted: True
    name: "Heater switch button"
    on_press:
      - switch.toggle: relay

switch:
  - platform: gpio
    name: "Heater switch relay"
    pin: GPIO12
    id: relay

status_led:
  pin:
    number: GPIO13
    inverted: yes

text_sensor:
  - platform: version
    name: "Heater switch ESPHome version"

# Enable time component to reset energy at midnight
time:
  - platform: sntp
    timezone: Europe/Copenhagen