Core Example

external_components:
  - source:
      type: git
      url: https://github.com/idreamshen/esphome-demry-vrf
      ref: v1.0.1

uart:
  - id: myuart1
    tx_pin: 1
    rx_pin: 3
    baud_rate: 9600

demry_vrf:

climate:
  - platform: demry_vrf
    name: "AirCondition keting"
    idx: 0
  - platform: demry_vrf
    name: "AirCondition zhuwo"
    idx: 1
  - platform: demry_vrf
    name: "AirCondition canting"
    idx: 2
  - platform: demry_vrf
    name: "AirCondition ciwo"
    idx: 3

Full Example

esphome:
  name: vrf
  friendly_name: vrf

external_components:
  - source:
      type: git
      url: https://github.com/idreamshen/esphome-demry-vrf

esp8266:
  board: esp01_1m

# Enable logging
logger:
  baud_rate: 0

# Enable Home Assistant API
api:
  encryption:
    key: "YIzrKHlei/qBAGcoFWgVGf2rSeoNh3xeZamfg63dc8U="

ota:
  password: "4bd1e1ed23c698aa39b3e4ee92ae9e81"

wifi:
  ssid: !secret wifi_ssid
  password: !secret wifi_password
  fast_connect: true

  # Enable fallback hotspot (captive portal) in case wifi connection fails
  ap:
    ssid: "Vrf Fallback Hotspot"
    password: "kwvwcKzIBsQU"

captive_portal:

uart:
  - id: myuart1
    tx_pin: 1
    rx_pin: 3
    baud_rate: 9600

demry_vrf:

climate:
  - platform: demry_vrf
    name: "AirCondition keting"
    idx: 0
  - platform: demry_vrf
    name: "AirCondition zhuwo"
    idx: 1
  - platform: demry_vrf
    name: "AirCondition canting"
    idx: 2
  - platform: demry_vrf
    name: "AirCondition ciwo"
    idx: 3