Nous A1 ESPhome

substitutions:
  device_name: nousplug118
  friendly_name: "nousPlug118"
  # Higher value gives lower watt readout
  current_res: "0.00280"
  # Lower value gives lower voltage readout
  voltage_div: "775"

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


wifi:
  ssid: !secret wifi_ssid
  password: !secret wifi_password
  fast_connect: true
  manual_ip:
    gateway: !secret iotgw
    subnet: !secret iotsubnet
    static_ip: !secret nousplug118
# Enable fallback hotspot (captive portal) in case wifi connection fails
  ap:
    ssid: ${device_name} Hotspot
    password: !secret hotspot_pass

ota:
  password: !secret ota_pass

# Enable Home Assistant API
api:

captive_portal:

# Enable Web server (optional).
web_server:
  port: 80

mqtt:
  broker: !secret mqtt_broker
  username: !secret mqtt_user
  password: !secret mqtt_pass
  topic_prefix: esphome

# Enable logging
logger:

# Text sensors with general information.
text_sensor:
  # Expose ESPHome version as sensor.
  - platform: version
    name: ${friendly_name} ESPHome Version
  # Expose WiFi information as sensors.
  - platform: wifi_info
    ip_address:
      name: ${friendly_name} IP
    ssid:
      name: ${friendly_name} SSID
    bssid:
      name: ${friendly_name} BSSID

# see: https://esphome.io/components/time.html
time:
  - platform: homeassistant
    id: homeassistant_time


# Sensors with general information.
sensor:
  # Uptime sensor.
  - platform: uptime
    name: ${friendly_name} Uptime
    icon: mdi:clock-outline

  # WiFi Signal sensor.
  - platform: wifi_signal
    name: ${friendly_name} WiFi Signal
    update_interval: 60s
    icon: mdi:wifi

###########################################
# Device Specific Config

  - platform: total_daily_energy
    name: ${friendly_name} - Todays Usage
    power_id: "power_wattage"
    filters:
      # Multiplication factor from W to kW is 0.001
      - multiply: 0.001
    unit_of_measurement: kWh
    icon: mdi:calendar-clock

  - platform: adc
    pin: VCC
    name: ${friendly_name} - VCC Volt
    icon: mdi:flash-outline

  - platform: hlw8012
    sel_pin:
      number: GPIO12
      inverted: True
    cf_pin: GPIO05
    cf1_pin: GPIO04
    change_mode_every: 4
    current_resistor: ${current_res}
    voltage_divider: ${voltage_div}
    update_interval: 60s

    current:
      name: ${friendly_name} - Ampere
      unit_of_measurement: A
      accuracy_decimals: 3
      icon: mdi:current-ac

    voltage:
      name: ${friendly_name} - Volt
      unit_of_measurement: V
      accuracy_decimals: 1
      icon: mdi:flash-outline
      filters:

    power:
      name: ${friendly_name} - Watt
      unit_of_measurement: W
      id: "power_wattage"
      icon: mdi:gauge
      filters:
      - calibrate_linear:
          # Map 0.0 (from sensor) to 0.0 (true value)
          - 0.0 -> 0.0
          - 10.22 -> 10
          - 50.4 -> 60.0
          - 59.7 -> 70.0

binary_sensor:
  - platform: status
    name: ${friendly_name} - Status
    device_class: connectivity

  # toggle relay on/off
  - platform: gpio
    pin:
      number: GPIO13
      mode: INPUT_PULLUP
      inverted: True
    id: ${device_name}_button_state
    on_press:
      - switch.toggle: button_switch

status_led:
  pin:
    number: GPIO02
    inverted: true
  id: led_blue

output:
  - platform: gpio
    pin: GPIO00
    inverted: true
    id: led_red

switch:
  - platform: template
    name: ${friendly_name} - Switch
    icon: mdi:power
    optimistic: true
    restore_state: true
    id: button_switch
    on_turn_on:
      - switch.turn_on: relay
      - output.turn_off: led_red
    on_turn_off:
      - switch.turn_off: relay
      - output.turn_on: led_red

  - platform: gpio
    pin: GPIO15
    id: relay
    restore_mode: ALWAYS_ON