esphome-configs-dlitz/shelly-plus-1pm-ul.yaml

# Shelly Plus 1PM UL
# PCB markings: "Shelly 1PM+_v0.2.2", "B2519"
# CPU: ESP32-U4WDH (revision v3.1)
# Features: Wi-Fi, BT, Dual Core + LP Core, 240MHz, Embedded Flash, Vref calibration in eFuse, Coding Scheme None
# Crystal frequency: 40MHz
# References:
# - https://devices.esphome.io/devices/shelly-plus-1pm/
# - https://kb.shelly.cloud/knowledge-base/shelly-plus-1pm-ul
#
# GPIOs:
#   GPIO0 - Status LED and programming strapping pin
#   GPIO5 - BL0937 CF pin
#   GPIO18 - BL0937 CF1 pin
#   GPIO19 - Pin 1 of 7-pin header
#   GPIO23 - BL0937 SEL pin
#   GPIO25 - Pushbutton
#   GPIO26 - Dry-contact relay (normally open)
#   GPIO32 - ADC for NTC temperature probe

substitutions:
  device_name: "Shelly Plus 1PM UL"
  # Higher value gives lower watt readout
  current_res: "0.001"
  # Lower value gives lower voltage readout
  voltage_div: "1925"
  shelly_button_gpio_number: GPIO25
  shelly_header_gpio_number: GPIO19
  shelly_ntc_temperature_pin: GPIO32
  calibration_relay_adc_multiplier: 0.96184045  # Calibrated on device 88:13:bf:a1:be:b4
  name: shelly-plus-1pm-ul
  friendly_name: "${device_name}"
  room: ""
  device_description: "Shelly Plus 1PM UL - UL-certified small form factor smart switch with power measurement"

dashboard_import:
  package_import_url: github://dlitz/esphome-configs-dlitz/shelly-plus-1pm-ul.yaml@${git_branch}

packages:
  - !include common/esp32-u4wdh.yaml
  - !include common/cpu-temperature.yaml
  - !include common/factory-reset.yaml
  - !include common/flash-write-interval.yaml
  - !include common/git-branch.yaml
  - !include common/ota.yaml
  - !include common/ota-update-password.yaml
  - !include common/restart.yaml
  - !include common/safe-mode.yaml
  - !include common/shelly-button.yaml
  - !include common/shelly-header-gpio.yaml
  - !include common/shelly-ntc-temperature.yaml
  - !include common/time.yaml
  - !include common/uptime-info.yaml
  - !include common/wifi-info.yaml

esphome:
  name: "${name}"
  friendly_name: "${friendly_name}"
  area: "${room}"
  comment: "${device_description}"
  name_add_mac_suffix: true
  project:
    name: "dlitz.shelly-plus-1pm-ul"
    version: "v0.0.0"

logger:
  level: DEBUG
  hardware_uart: uart0

debug:

api:
  encryption:

wifi:
  # ssid: !secret wifi_ssid
  # password: !secret wifi_password
  # fast_connect: true
  enable_btm: true
  enable_rrm: true
  min_auth_mode: WPA2

  # Enable fallback hotspot (captive portal) in case wifi connection fails
  ap:
    password: !secret default_ap_password

# web_server:

captive_portal:

output:
  - platform: gpio
    id: "relay_output"
    pin: GPIO26

switch:
  - platform: output
    id: "relay"
    name: "Relay"
    output: "relay_output"

binary_sensor:
  - platform: gpio
    name: "Switch"
    pin: GPIO4
    on_press:
      then:
        - switch.turn_on: "relay"
    on_release:
      then:
        - switch.turn_off: "relay"
    filters:
      - delayed_on_off: 50ms

sensor:
  - id: !extend temp_analog_reading
    update_interval: 5s
  - id: !extend ntc_temperature
    on_value_range:
      - above: "80.0"
        then:
          - switch.turn_off: "relay"

  - platform: adc
    name: "Relay Supply Voltage"
    pin: GPIO33
    attenuation: 12db
    filters:
      - multiply: ${ 8 * calibration_relay_adc_multiplier }

  - platform: hlw8012
    model: BL0937
    id: bl0937_id
    sel_pin:
      number: GPIO23
      inverted: true
    cf_pin:
      number: GPIO5
      ignore_strapping_warning: true
    cf1_pin: GPIO18
    current_resistor: ${current_res}
    voltage_divider: ${voltage_div}
    current:
      name: "Current"
      id: current
      unit_of_measurement: A
      accuracy_decimals: 3
      icon: mdi:flash-outline
      on_value:
        then:
          - component.update: apparent_power
      # on_value_range:
      #   - above: "16"
      #     then:
      #       - switch.turn_off: "relay"
      #       - logger.log: "Over-current protection triggered!"
    voltage:
      name: "Voltage"
      id: voltage
      unit_of_measurement: V
      accuracy_decimals: 1
      icon: mdi:flash-outline
      on_value:
        then:
          - component.update: apparent_power
      # on_value_range:
      #   - above: "250"
      #     then:
      #       - switch.turn_off: "relay"
      #       - logger.log: "Over-voltage protection triggered!"
    power:
      name: "Power"
      unit_of_measurement: W
      id: power
      icon: mdi:flash-outline
      on_value_range:
        - above: "3600"
          then:
            - switch.turn_off: "relay"
            - logger.log: "Over-power protection triggered!"
    change_mode_every: 2
    update_interval: 10s

  - platform: total_daily_energy
    id: daily_energy_consumed
    name: "Daily Energy Consumed"
    power_id: power
    filters:
      - multiply: 0.001
    unit_of_measurement: kWh
    icon: mdi:clock-alert

  - platform: template
    id: apparent_power
    name: "Apparent Power"
    state_class: measurement
    device_class: apparent_power
    unit_of_measurement: "VA"
    update_interval: never
    lambda: |-
      return id(voltage).state * id(current).state;
    on_value:
      then:
        - component.update: power_factor
        - component.update: reactive_power

  - platform: template
    id: reactive_power
    name: "Reactive Power"
    state_class: measurement
    device_class: reactive_power
    unit_of_measurement: "var"
    update_interval: never
    lambda: |-
      return id(apparent_power).state * (1 - id(power_factor).state);

  - platform: template
    id: power_factor
    name: "Power Factor"
    state_class: measurement
    device_class: power_factor
    update_interval: never
    lambda: |-
      float r = id(power).state;
      float a = id(apparent_power).state;
      if (r == 0.0 && a == 0.0) {
        return 1.0;
      }
      return r / a;
    on_value:
      then:
        - component.update: reactive_power

light:
  - platform: status_led
    name: "Status LED"
    id: status_led_id
    disabled_by_default: true
    entity_category: diagnostic
    pin:
      number: GPIO0
      inverted: true
      ignore_strapping_warning: true