Code

esphome:
  name: aqua-temp

esp8266:
  board: d1_mini

# Enable logging
logger:

# Enable Home Assistant API
api:
  encryption:
    key: "znxaTDcSffQ5Xlj8SAUWPvi/+eS/dU70ac+Ib+Tkyl4="

ota:
  password: "1907bd1950d2ea27354d2eed3ff00d63"

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

  # Enable fallback hotspot (captive portal) in case wifi connection fails
  ap:
    ssid: "Aqua-Temp Fallback Hotspot"
    password: "YLsawESewxfk"

captive_portal:
    
# WEB Server
web_server:
  port: 80


dallas:
  - pin: GPIO12

sensor:
  - platform: dallas
    address: 0x30000008c83a2828
    name: "Temperature_Aquarium"
    id: tempaqua

  - platform: wifi_signal
    name: "a_master_mini_d1 Signal Wi-Fi"
    update_interval: 60s



font:
  - file: 'slkscr.ttf'
    id: font1
    size: 48

  - file: 'BebasNeue-Regular.ttf'
    id: font2
    size: 48


i2c:
  sda: D1
  scl: D2

display:
  - platform: ssd1306_i2c
    model: "SSD1306 128x64"
    # reset_pin: D0
    address: 0x3C
    lambda: |-
      it.printf(0, 0, id(font2), "%.1f°", id(tempaqua).state);