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Shelly 1PM Mini Gen3

Shelly 1PM Mini Gen3

Device Type: relay
Electrical Standard: euukus
Board: esp32
Difficulty: Soldering required, 4/5

Generation 3 of Shelly Mini. With Powermeter, and Relay

Serial Pinout

PinColour
ResetBrown
3v3Red
RXBlue
TXYellow
BootSELPurple
GNDBlack

The UART Pinout is the same as other Shelly Plus Mini.

GPIO Pinout

PinFunction
GPIO0LED
GPIO1Button
GPIO3NTC
GPIO5Relay
GPIO6BL0942 TX
GPIO7BL0942 RX
GPIO10Switch

Basic Configuration

esphome:
  name: "sehlly-1pm-mini-gen3"
  friendly_name: "Shelly 1PM Mini Gen3"


esp32:
  board: esp32-c3-devkitm-1
  flash_size: 8MB
  framework:
    type: esp-idf
    version: recommended
    sdkconfig_options:
      COMPILER_OPTIMIZATION_SIZE: y


wifi:
  ap:


logger:


api:


ota:


time:
  - platform: homeassistant


captive_portal:


sensor:
  - platform: ntc
    sensor: temp_resistance_reading
    name: "Temperature"
    unit_of_measurement: "°C"
    accuracy_decimals: 1
    icon: "mdi:thermometer"
    calibration:
      b_constant: 3350
      reference_resistance: 10kOhm
      reference_temperature: 298.15K
  - platform: resistance
    id: temp_resistance_reading
    sensor: temp_analog_reading
    configuration: DOWNSTREAM
    resistor: 10kOhm
  - platform: adc
    id: temp_analog_reading
    pin: GPIO3
    attenuation: 12db


  - platform: bl0942
    uart_id: uart_0
    voltage:
      name: "Voltage"
      id: bvoltage
      icon: mdi:alpha-v-circle-outline
      device_class: voltage
    current:
      name: "Current"
      id: bcurrent
      icon: mdi:alpha-a-circle-outline
      device_class: current
    power:
      name: "Power"
      id: bpower
      icon: mdi:transmission-tower
      device_class: power
    energy:
      name: "Energy"
      id: benergy
      icon: mdi:lightning-bolt
      device_class: energy
    frequency:
      name: "Frequency"
      id: bfreq
      accuracy_decimals: 2
      icon: mdi:cosine-wave
      device_class: frequency
    update_interval: 5s


uart:
  id: uart_0
  tx_pin: GPIO6
  rx_pin: GPIO7
  baud_rate: 9600
  stop_bits: 1


status_led:
  pin:
    number: 0
    inverted: true


output:
  - platform: gpio
    id: "relay_output"
    pin: 5


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


binary_sensor:
  - platform: gpio
    name: "Switch"
    pin: 10
    on_press:
      then:
        - switch.toggle: "relay"
    filters:
      - delayed_on_off: 50ms


  - platform: gpio
    name: "Button"
    pin:
      number: 1
      inverted: yes
      mode:
        input: true
        pullup: true
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