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Shelly PM Mini Gen3

Shelly PM Mini Gen3

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

Generation 3 of Shelly Mini. With Powermeter. Flashsize is 8MB.

Serial Pinout

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

PinColour
ResetBrown
3v3Red
RXBlue
TXYellow
BootSELPurple
GNDBlack

Shelly PM Mini Gen3

GPIO Pinout

PinFunction
GPIO3NTC
GPIO6BL0942 TX
GPIO7BL0942 RX
GPIO0LED
GPIO1Button

Basic Configuration

substitutions:
device_name: "pm-mini-gen3"
friendly_name : "Shelly PM Mini Gen3"
esphome:
name: ${device_name}
friendly_name: ${friendly_name}
esp32:
board: esp32-c3-devkitm-1
flash_size: 8MB
framework:
type: esp-idf
version: recommended
sdkconfig_options:
COMPILER_OPTIMIZATION_SIZE: y
advanced:
ignore_efuse_mac_crc: false
wifi:
ssid: !secret wifi_ssid
password: !secret wifi_password
ap:
ssid: "$(device_name) Fallback Hotspot"
password: !secret wifi_password
logger:
api:
encryption:
key: !secret api_encryption_key
ota:
password: !secret ota_password
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: 11db
- 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
binary_sensor:
- platform: gpio
name: "Button"
pin:
number: 1
inverted: yes
mode:
input: true
pullup: true

Total Daily Energy Seonsor

- platform: total_daily_energy
name: 'Total Daily Energy'
power_id: bpower
icon: mdi:meter-electric
unit_of_measurement: 'kWh'
state_class: total_increasing
device_class: energy
accuracy_decimals: 3
filters:
- multiply: 0.001
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