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NodeMCU ESP8266 with Temperature & Humidity Sensor (DHT11)

NodeMCU ESP8266 with Temperature & Humidity Sensor (DHT11)

Device Type: sensor
Electrical Standard: global
Board: esp8266

GPIO Pinout

PinFunction
GPIO5Temperature & Humidity Input

This Configuration uses "substitutions" to enable you to have multiple devices of the same type while allowing you to only need to change a minimal device specific yaml configfuration file by adding specified substutions.

Then at compile time the two files are merged.

Device Specific Configuration (Substitution) Yaml File

substitutions:
  name: nodemcu_lr
  friendly_name: Livingroom Sensor
  friendly_name_temp: Livingroom Temperature
  friendly_name_humidity: Livingroom Humidity
<<: !include common_nodemcu_dht11.yaml

Common Configuration File (common_nodemcu_dht11.yaml)

esphome:
  name: ${name}
  platform: ESP8266
  board: nodemcuv2
    
# OTA flashing
ota:
  - platform: esphome


wifi: # Your Wifi network details
  
# Enable fallback hotspot in case wifi connection fails  
  ap:


# Enabling the logging component
logger:


# Enable Home Assistant API
api:


# Enable the captive portal
captive_portal:


switch:
  - platform: restart
    name: ${friendly_name} Restart


sensor:
  - platform: dht
    pin: D3 #GPIO5
    temperature:
      name: ${friendly_name_temp}
      filters:
        - filter_out: nan
        - heartbeat: 15s
        - sliding_window_moving_average:
            window_size: 2
            send_every: 2
            send_first_at: 1
        - lambda: return x * (9.0/5.0) + 32.0; # report temperature in Fahrenheit
      unit_of_measurement: "°F"
    humidity:
      name: ${friendly_name_humidity}
      filters:
        - filter_out: nan
        - heartbeat: 15s
        - sliding_window_moving_average:
            window_size: 2
            send_every: 2
            send_first_at: 1
      accuracy_decimals: 1 # humidity gets 0 decimals by default
    model: DHT11
    update_interval: 60s
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