Emporia Smart Plug

Initial Install

You must dissasemble the case to access the VDD, GND, RX, and TX pins. They can be accessed on the ESP daughterboard or from under the main board at the board connection. Modifying the rear housing is required to access the daugherboard mounting pins.

GPIO Pinout

Pin	Function
GPIO13	Push Button (HIGH = off, LOW = on)
GPIO4	Relay
GPIO15	RED LED (HIGH = on, LOW = off)
GPIO12	BL0937 SEL
GPIO5	BL0937 CF
GPIO14	BL0937 CF1
	Blue LED

Basic Configuration

# Basic Config
esphome:
  name: emporia_smart_plug

esp8266:
  board: esp01_1m

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

logger:

# Remove this line if you're not using Home Assistsant or your switch will restart every now and again
api:

ota:

# Device Specific Config
binary_sensor:
  - platform: gpio
    pin:
      number: GPIO13
      mode: INPUT_PULLUP
      inverted: True
    name: "Emporia Smart Plug Button"
    on_press:
      - switch.toggle: relay
  - platform: status
    name: "Emporia Smart Plug Status"

sensor:
  - platform: wifi_signal
    name: "Emporia Smart Plug WiFi Signal"
    update_interval: 60s
  - platform: hlw8012
    model: BL0937
    sel_pin:
      number: 12
      inverted: true
    cf_pin: 5
    cf1_pin: 14
    current:
      name: "Emporia Smart Plug Current"
    voltage:
      name: "Emporia Smart Plug Voltage"
    power:
      name: "Emporia Smart Plug Power"
      id: my_power
    energy:
      name: "Emporia Smart Plug Energy"
    update_interval: 30s
  - platform: total_daily_energy
    name: "Emporia Smart Plug Daily Energy"
    power_id: my_power

switch:
  - platform: gpio
    name: "Emporia Smart Plug Relay"
    pin: GPIO4
    id: relay
    on_turn_on:
      - light.turn_on: status_light
    on_turn_off:
      - light.turn_off: status_light

time:
  - platform: sntp
    id: my_time

light:
  - platform: status_led
    pin: GPIO15
    id: status_light
    internal: true