Home assistant

When logged in one of the IOT4 Smart Home device you can setup the hostname on the General tab, which will be the end of the mqtt topic.

Aftre that you can change the mqtt topic at the MQTT tab.

homeassistant:
  # Configuration template by www.iot4.eu
  # Name of the location where Home Assistant is running
  name: Eger
  # Location required to calculate the time the sun rises and sets
  latitude: 47
  longitude: 20
  # Impacts weather/sunrise data (altitude above sea level in meters)
  elevation: 200
  # metric for Metric, imperial for Imperial
  unit_system: metric
  # Pick yours from here: http://en.wikipedia.org/wiki/List_of_tz_database_time_zones
  time_zone: Europe/Budapest


zone:
  name: Hadnagy
  latitude:  47
  longitude: 20
  radius: 50
  icon: mdi:home

# Show links to resources in log and frontend
introduction:

# Enables the frontend
frontend:

http:
  # Uncomment this to add a password (recommended!)
  # api_password: PASSWORD
  # Uncomment this if you are using SSL or running in Docker etc
  # base_url: example.duckdns.org:8123

# Checks for available updates
updater:

# Discover some devices automatically
discovery:

# Allows you to issue voice commands from the frontend in enabled browsers
conversation:

# Enables support for tracking state changes over time.
history:

# View all events in a logbook
logbook:

# Track the sun
sun:

# Weather Prediction
sensor:
- platform: yr
#IOT4SH01DS temperature MQTT topic
- platform: mqtt
  state_topic: "/iot4/switch/IOT4SH01DS_122F85/temperature"
  name: "Nappali"
  unit_of_measurement: "C"
#IOT4SH02RELAY multi temperature MQTT topic
- platform: mqtt
  state_topic: "/iot4/switch/IOT4SH02RELAY2_DS_dolgozo/temperature/0"
  name: "Dolgozo radiátor"
  unit_of_measurement: "C"
- platform: mqtt
  state_topic: "/iot4/switch/IOT4SH02RELAY2_DS_dolgozo/temperature/1"
  name: "Kint"
  unit_of_measurement: "C"
- platform: mqtt
  state_topic: "/iot4/switch/IOT4SH02RELAY2_DS_dolgozo/temperature/2"
  name: "Dolgozó"
  unit_of_measurement: "C"

#IOT4SH02RELAY BME280 readings
- platform: mqtt
  state_topic: "/iot4/switch/IOT4SH01RELAY1_DS_CFEDB3/humidity"
  name: "Fürdő páratartalom"
  unit_of_measurement: "%"

#IOT4SH01BME humidity,temperature and pressure topic
- platform: mqtt
  state_topic: "/iot4/IOT4SH01BME_E4B879/humidity"
  name: "Nappali páratartalom"
  unit_of_measurement: "%"
- platform: mqtt
  state_topic: "/iot4/IOT4SH01BME_E4B879/temperature"
  name: "Nappali BME hőmérséklet"
  unit_of_measurement: "C"
- platform: mqtt
  state_topic: "/iot4/IOT4SH01BME_E4B879/pressure"
  name: "Nappali BME légnyomás"
  unit_of_measurement: "hPa"

switch:
#IOT4SH01RELAY mqtt control topic
- platform: mqtt
  name: "LED"
  state_topic: "/iot4/switch/LED/relay/0"
  command_topic: "/iot4/switch/LED/relay/0"
  payload_on: "1"
  payload_off: "0"
#IOT4SH02BLINDER mqtt control topic
- platform: mqtt
  name: "Fel"
  state_topic: "/iot4/IOT4SH02_BLINDER_828D81/relay/0"
  command_topic: "/iot4/IOT4SH02_BLINDER_828D81/relay/0"
  payload_on: "1"
  payload_off: "0"
- platform: mqtt
  name: "Le"
  state_topic: "/iot4/IOT4SH02_BLINDER_828D81/relay/1"
  command_topic: "/iot4/IOT4SH02_BLINDER_828D81/relay/1"
  payload_on: "1"
  payload_off: "0"

# Text to speech
tts:
  platform: google

#connect to local mqtt broker
mqtt:
  broker: localhost
  port: 1883
  client_id: home-assistant-1
  keepalive: 60
  username: None
  password: None
#  certificate: /home/paulus/dev/addtrustexternalcaroot.crt
  protocol: 3.1.1