sonoff.yaml

esphome:
  name: $devicename
  platform: ESP8266
  board: esp01_1m

wifi: !include wifi.yaml

# Enable logging
logger:

# Enable Home Assistant API
api:
  password: $api_password

ota:
  password: $api_password

binary_sensor:
  - platform: gpio
    id: btn_relay
    pin:
      number: GPIO0
      mode: INPUT_PULLUP
      inverted: True
    filters:
      - delayed_on: 100ms
      - delayed_off: 100ms
    on_press:
      - switch.toggle: relay
     

switch:
  - platform: gpio
    name: $devicename_nice
    pin: GPIO12
    id: relay
    on_turn_on:
      then:
        - light.turn_on: led
    on_turn_off:
      then:
        - light.turn_off: led
    
light:
  - platform: monochromatic
    output: basic_led
    id: led

output:
  - platform: esp8266_pwm
    id: basic_led
    pin:
      number: GPIO13
      inverted: True

status_led:
  pin:
    number: GPIO13
    inverted: yes