s20switch.yaml

esphome:
  name: s20switch
  platform: ESP8266
  board: esp01_1m

time:
  - platform: sntp
    id: sntp_time

wifi:
  ssid: !secret wifi_ssid
  password: !secret wifi_password
  fast_connect: on
  reboot_timeout: 0s
  power_save_mode: high
  # Enable fallback hotspot (captive portal) in case wifi connection fails
  ap:
    ssid: "S20 Fallback Hotspot"
    password: !secret fallback_password

captive_portal:

# Enable web server
web_server:
  port: 80
  auth:
    username: !secret web_server_user
    password: !secret web_server_password

# Enable logging
logger:

# Enable Home Assistant API
api:
  encryption:
    key: !secret hass_key

ota:
  password: !secret hass_password

binary_sensor:
  - platform: gpio
    pin:
      number: GPIO0
      mode: INPUT_PULLUP
      inverted: true
    name: "Sonoff S20 Button"
  - platform: status
    name: "Sonoff S20 Status"
  - platform: gpio
    pin: GPIO2
    name: "Sonoff S20 Sensor"


switch:
  - platform: gpio
    name: "Sonoff S20 Relay"
    pin: GPIO12

output:
  # Register the green LED as a dimmable output ....
  - platform: esp8266_pwm
    id: s20_green_led
    pin:
      number: GPIO13
      inverted: true

light:
  # ... and then make a light out of it.
  - platform: monochromatic
    name: "Sonoff S20 Green LED"
    output: s20_green_led