sonoff_pow_r2_w_machine.yaml

esphome:
  name: sonoff_pow_r2_lavatrice
  platform: ESP8266
  board: esp01_1m
  # esp8266_restore_from_flash: true
        
wifi:
  ssid: !secret wifi_ssid
  password: !secret wifi_pw

# Enable fallback hotspot (captive portal) in case wifi connection fails
  ap:
    ssid: "Sonoff Pow R2 Lavatrice"
    password: "BaOG47iOIGPC"

captive_portal:

# Enable logging
logger:
  baud_rate: 0

uart:
  rx_pin: RX
  baud_rate: 4800

# Enable Home Assistant API
api:

ota:

time:
  - platform: sntp
    id: my_time

################################################################################

binary_sensor:
  - platform: gpio
    pin:
      number: GPIO0
      mode: INPUT_PULLUP
      inverted: True
    name: "Sonoff POW Button"
    internal: true
    on_press:
      - switch.toggle: relay

################################################################################
#                               Machine running                                #
################################################################################
  - platform: template
    name: "RUN"
    id: machine_running
    filters:
      - delayed_on: 60s # MINIMUM TIME TO AVOID FALSE POSITIVES
      - delayed_off: 300s
    lambda: |-
      if (isnan(id(power).state)) {
        return {};
      } else if (id(power).state > 4) {
        // Running
        return true;
      } else {
        // Not running
        return false;
      }
    on_press:
      then: # at cycle start i reset all binary sensors
        - lambda: |-  
            {
              id(machine_end).publish_state(false);
              id(minimum_working_time).publish_state(false);
              id(cycle_centrifughe).publish_state(false);
              id(cycle_drain).publish_state(false);
            }
        - light.turn_on: led
    on_release:
      then: # at the end of cycle turn on end cycle
        - lambda: |-  
            {
              id(machine_end).publish_state(true);
            }        
################################################################################
#                           Minimum duration cycle                             #
################################################################################
  - platform: template
    name: "Washing Machine Minimum time"
    internal: true # minimum working time 30m
    id: minimum_working_time 
    filters:
      - delayed_on: 30min
      - delayed_off: 180s
    lambda: |-
      if (isnan(id(power).state)) {
        return {};
      } else if (id(power).state > 4) {
        // Running
        return true;
      } else {
        // Not running (le due graffe significa che non fa nulla)
        return {};
      }

################################################################################
#                                Centrifuge                                    #
################################################################################
  - platform: template
    name: "CENTRIFUGE"
    id: cycle_centrifughe
    filters:
      - delayed_on: 60s
    # >< 90W-400W for 60s (centrifuge)  010520 changed threshold to 100W
    lambda: |-  
      if (isnan(id(power).state)) {
        return {};
      } else if ( (id(power).state > 100)&&(id(power).state < 400)&&(id(minimum_working_time).state) ){
        // Running
        return true;
      } else {
        // Not running (le due graffe significa che non fa nulla)
        return {};
      }
################################################################################
#                                Water drain                                   #
################################################################################
  - platform: template
    name: "DRAIN"
    id: cycle_drain
    filters:
      - delayed_on: 60s
    # >< 15W-50W for 60s (drain pump)  
    lambda: |-  
      if (isnan(id(power).state)) {
        return {};
      } else if ( (id(power).state > 15) && (id(power).state < 60) && (id(cycle_centrifughe).state) ){
        // Running
        return true;
      } else {
        // Not running (le due graffe significa che non fa nulla)
        return {};
      }                             
################################################################################
#                                 Machine end                                  #
################################################################################
  - platform: template
    name: "END"
    id: machine_end
    on_press:
      - light.turn_off: led     
      
################################################################################

switch:
  - platform: gpio
    id: relay
    pin: GPIO12
    name: "Sonoff POW Relay"
    restore_mode: ALWAYS_ON

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

light:
  - platform: monochromatic
    name: "Sonoff POW Blue LED"
    internal: true
    output: pow_blue_led
    id: led

sensor:
  - platform: wifi_signal
    name: "Sonoff POW WiFi Signal"
    update_interval: 60s
  - platform: uptime
    name: "Sonoff POW Uptime"
  - platform: cse7766
    update_interval: 2s
    current:
      name: "Sonoff POW Current"
      id: curr
      internal: true
    voltage:
      name: "Sonoff POW Voltage"
      id: volt
      internal: true
    power:
      name: "Sonoff POW Power"
      id: power
      internal: true
      # on_value_range:
      #   - above: 4.0
      #     then:
      #       - light.turn_on: led
      #   - below: 3.0
      #     then:
      #       - delay: 60s
      #       - light.turn_off: led
  - platform: total_daily_energy ############################
    name: "Sonoff POW R2 Total Daily Energy"
    power_id: power 
    filters:
        # Multiplication factor from W to kW is 0.001
      - multiply: 0.001
    unit_of_measurement: kWh
    accuracy_decimals: 1      

################################################################################
#                         Slow sensors for Home assistant                      #
################################################################################

  - platform: template #########################
    name: "Sonoff Pow Current Slow"
    lambda: |-
      if (id(curr).state) {
        return (id(curr).state);
      } else {
        return 0;
      }
    unit_of_measurement: A
    icon: "mdi:alpha-a-circle"
    update_interval: 90s
  
  - platform: template #########################
    name: "Sonoff Pow Voltage Slow"
    lambda: |-
      if (id(volt).state) {
        return (id(volt).state);
      } else {
        return 0;
      }
    unit_of_measurement: V
    icon: "mdi:alpha-v-circle"
    update_interval: 90s
  
  - platform: template #########################
    name: "Sonoff Pow Power Slow"
    lambda: |-
      if (id(power).state) {
        return (id(power).state);
      } else {
        return 0;
      }
    unit_of_measurement: W 
    icon: "mdi:alpha-w-circle"
    update_interval: 90s
  
text_sensor:
  - platform: version
    name: "Sonoff POW ESPHome Version"