ESPHome Sonoff S31

sonoff_s31.yaml

substitutions:
  device_name: "sonoff_s31"
  plug_name: "Sonoff S31 Template"

esphome:
  name: ${device_name}
  platform: ESP8266
  board: esp01_1m
  esp8266_restore_from_flash: true

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

logger:
  baud_rate: 0  # (UART logging interferes with cse7766)

api:

ota:

web_server:
  port: 80
  
time:
  - platform: homeassistant
    id: homeassistant_time
    
uart:
  rx_pin: RX
  baud_rate: 4800    

binary_sensor:
  - platform: status
    name: "${plug_name} Status"
    
  - platform: gpio
    pin:
      number: GPIO0
      mode: INPUT_PULLUP
      inverted: True
    name: "${plug_name} Button"
    on_press:
      then:
        - switch.toggle: relay
        
  - platform: template
    name: "${plug_name} Fault"
    lambda: |-
      if (id(relay).state == 1) {
        if (id(wattage).state <= 0.1) {
          return true;
        } else {
          return false;
        }
      } else {
        return false;
      }
    filters:
      - delayed_on: 12s
    on_press:
      then:
        - light.turn_on: light_led_blue
    on_release:
      then:
        - light.turn_off: light_led_blue

switch:
  - platform: restart
    name: "${plug_name} Restart"
    
  - platform: gpio
    name: "${plug_name} Relay"
    icon: mdi:power-socket-us
    pin: GPIO12
    id: relay
    
output:
  - platform: esp8266_pwm
    pin: GPIO13
    inverted: True
    id: led_blue

light:
  - platform: monochromatic
    name: "${plug_name} LED Blue"
    output: led_blue
    id: light_led_blue

sensor:
  - platform: wifi_signal
    name: "${plug_name} WiFi Signal"
    update_interval: 60s
    
  - platform: uptime
    name: "${plug_name} Uptime"
    
  - platform: cse7766
    current:
      name: "${plug_name} Amperage"
      unit_of_measurement: A
      accuracy_decimals: 1
    voltage:
      name: "${plug_name} Voltage"
      unit_of_measurement: V
      accuracy_decimals: 1
    power:
      name: "${plug_name} Wattage"
      unit_of_measurement: W
      accuracy_decimals: 1 
      id: "wattage"
    update_interval: 8s

  - platform: total_daily_energy
    name: "${plug_name} Total Daily Energy"
    power_id: "wattage"
    filters:
      # Multiplication factor from W to kW is 0.001
      - multiply: 0.001
    unit_of_measurement: kWh

text_sensor:
  - platform: version
    name: "${plug_name} ESPHome"