ESPHome_eink-weatherboard.yaml

# Adapted from https://github.com/Madelena/esphome-weatherman-dashboard
# And https://blog.wijman.net/e-ink-weather-frame-with-esphome-and-home-assistant/
# With a lot of my own additions, fixes, edits. My github: https://github.com/trip5

substitutions:
  name: eink-weatherboard
  friendly_name: eInk-WeatherBoard
  project_name: "Trip5.eInk-WeatherBoard"
  comment: "eInk-WeatherBoard from Trip5"
  project_version: "2024.11.28"
  time_zone: "Asia/Seoul" # Check https://en.wikipedia.org/wiki/List_of_tz_database_time_zones
  adc_pin: GPIO34
  sleep_time: 60min # this is the default but is overridden

# Home Assistant entitites:
  ha_disable_update: input_boolean.eink_weatherboard_disable_update
  ha_disable_deep_sleep: input_boolean.eink_weatherboard_disable_deep_sleep
  ha_weather_data: sensor.eink_weatherboard_data
  ha_wake_times: sensor.eink_weatherboard_wake_times

# A physical switch to disable deep sleep (optional, if no physical switch is attached then no problem)
  deep_sleep_disable_pin: GPIO21

# Waveshare eInk Board:
  status_led_pin: GPIO2
  mosi_pin: GPIO14
  clk_pin: GPIO13
  cs_pin: GPIO15
  dc_pin: GPIO27
  reset_pin: GPIO26
  busy_pin: GPIO25
  busy_inverted: "True" #needed on most newer boards: check ESPHome or component notes

  # Everything here is meant for an 7.5 inch tricolor display, which is (as of 2024.12.0) now directly supported by ESPHome (thanks, JonasB2497!)
  # See here for full list of directly-supported displays: https://esphome.io/components/display/waveshare_epaper.html
  # if using only BW, then you may need to edit colors below (change red to same as black)
  model: 7.50in-bv3-bwr

esphome:
  name: ${name}
  comment: "${comment}"
  project:
    name: "${project_name}"
    version: "${project_version}"
  on_boot:
      priority: -100.0
      then:
        # - lambda: 'id(recorded_display_refresh) = 1488;' # if you need to manually update the number of refreshes (flash once with a set value then comment the line and reflash again)
        - script.execute: led_blink
        - wait_until:
            condition: api.connected
        - if:
            condition:
              or:
                - binary_sensor.is_on: deep_sleep_disable_ha # checks Home Assistant Helper
                - binary_sensor.is_on: deep_sleep_disable_switch # checks physical switch
            then:
              - script.execute: deep_sleep_evaluation
            else:
              - script.execute: get_data_then_refresh_screen

esp32:
  board: esp32dev
  framework:
    type: arduino

preferences:
  flash_write_interval: 5s # default is 1min but seems sometimes id(recorded_display_refresh) doesn't get saved unless this is short

ota:
  - platform: esphome
    password: !secret ota_password

wifi:
  networks:
    - ssid: !secret wifi_ssid
      password: !secret wifi_password
  fast_connect: True
  ap:
    ssid: ${name}
    password: !secret ap_password

web_server:
  port: 80
  ota: True
  include_internal: True # probably not necessary, as it will expose more than needed to the Web UI

captive_portal:

# Enable logging (and stops the various sensors/switches from spamming the log) - if you need more data, change to DEBUG
logger:
  level: DEBUG
  logs:
    light: ERROR
    script: ERROR
    sensor: ERROR

# Enable Home Assistant API
api:

button:
  - platform: restart
    name: "${friendly_name} Restart"
    id: "Restart"
    internal: True
  - platform: template
    name: "${friendly_name} Refresh Screen"
    entity_category: config
    on_press:
      - lambda: 'id(data_updated) = true;'
      - script.execute: refresh_screen

output:
  - platform: ledc
    id: statusled
    pin:
      number: ${status_led_pin}
      ignore_strapping_warning: True

light:
  - platform: monochromatic
    id: led1
    name: "LED"
    output: statusled
    internal: True

# Define colors - this design is white on black so this is necessary
color:
  - id: color_blk
    red: 100%
    green: 100%
    blue: 100%
    white: 100%
  - id: color_red
    red: 100%
    green: 0%
    blue: 0%
    white: 0%

# Pins for Waveshare ePaper ESP Board
spi:
  clk_pin: ${clk_pin}
  mosi_pin: ${mosi_pin}
      
# Global variables for detecting if the display needs to be refreshed.
globals:
  - id: data_updated
    type: bool
    restore_value: no
    initial_value: 'false'
  - id: wake_time_helper_updated
    type: bool
    restore_value: no
    initial_value: 'false'
  - id: recorded_display_refresh
    type: int
    restore_value: yes
    initial_value: '0'

script:
  - id: get_data_then_refresh_screen
    mode: restart
    then:
      - wait_until:
          condition:
            lambda: 'return id(data_updated) == true;'
          timeout: 60s
      - wait_until: # should wait until the wake_time_helper is actually updated (to evaluate the next condition)
          condition:
            lambda: 'return id(wake_time_helper_updated) == true;'
          timeout: 2min
      - if:  # with longer sleep delays, the ESP32 tends to wake up a bit too early... if the wake time is within the next 8 minutes, wait for the scheduled wake time (less 30s) (preventing it from updating twice in a row)
          condition:
            lambda: 'return (id(wake_time_helper).state <= (8 * 60));'
          then:
            - delay: !lambda 'return (((id(wake_time_helper).state) - 30) * 1000);'
      - if:
          condition:
            lambda: 'return id(data_updated) == true;'
          then:
            - delay: 10s # Wait a bit longer so all the items are received. Might need to be more.
            - logger.log: "Sensor data received."
            - script.execute: refresh_screen
          else:
            - logger.log: "No new data. Skipping display refresh."
            - script.execute: deep_sleep_evaluation
  - id: refresh_screen
    mode: restart
    then:
      - if:
          condition:
            binary_sensor.is_off: disable_update
          then:
            - lambda: 'id(recorded_display_refresh) += 1;'
            - lambda: 'id(display_last_update).publish_state(id(homeassistant_time).now().timestamp);'
            - logger.log: "Refreshing display..."
            - component.update: eink_display
            - lambda: 'id(data_updated) = false;'
            - delay: 5s # If deep sleep follows immediately, then we need a short delay here so HA catches the refresh count
          else:
            - logger.log: "Home Assistant Helper 'Disable Update' is on. Skipping display refresh."
      - script.execute: deep_sleep_evaluation
  - id: deep_sleep_evaluation
    # This dynamic deep sleep script inspired by https://webbinaro.dev/blog/battery-powered-esp-sensors-esphome/
    mode: restart
    then:
      - if:
          condition:
            or:
              - binary_sensor.is_on: deep_sleep_disable_ha # checks Home Assistant Helper
              - binary_sensor.is_on: deep_sleep_disable_switch # checks physical switch
          then:
            - logger.log: 'Deep Sleep Disabled.'
            - script.execute: deep_sleep_disabled_check_refresh_time
          else:
            - wait_until:
                condition:
                  lambda: 'return (id(wake_time_helper).state >= (6 * 60));'
            - script.stop: led_blink
            - light.turn_off: led1
            - deep_sleep.enter:
                id: deep_sleep_control
                sleep_duration: !lambda return id(wake_time_helper).state * 1000;   #lambdas should return value as ms
      - delay: 60s
      - script.execute: deep_sleep_evaluation
  - id: deep_sleep_disabled_check_refresh_time
    # This will update the screen on the HA helper schedule(ish) even if Deep Sleep is disabled
    mode: restart
    then:
      - if:
          condition:
            - lambda: 'return id(wake_time_helper).state <= 60;'
          then:
            - logger.log: 'Time to refresh the screen.'
            - script.execute: get_data_then_refresh_screen
  - id: led_blink
    # This will make a breathing effect on the status LED if the power is on
    mode: restart
    then:
      - delay: 1s
      - light.turn_off: led1
      - delay: 4s
      - light.turn_on: led1
      - script.execute: led_blink

deep_sleep:
  id: deep_sleep_control
  sleep_duration: ${sleep_time}

time:
  - platform: homeassistant
    timezone: "${time_zone}"
    id: homeassistant_time
    # if using USB battery, deep sleep is disabled, and more constant refreshes are OK, then you may need this bit:
    #on_time:
    #  - seconds: 0
    #    minutes: 0,15,30,45
    #     then:
    #       - script.execute: get_data_then_refresh_screen

binary_sensor:
  - platform: template
    name: "${friendly_name} Battery Warning"
    id: battery_warning
    device_class: battery
    lambda: |-
      if (id(battery_adc).state <= 3.4) {
        return true;
      } else {
        return false;
      }
  - platform: gpio # This sensor is for physical switch to enable deep sleep
    pin: 
      number: ${deep_sleep_disable_pin}
      inverted: True
      mode:
        input: True
        pullup: True
    name: "${friendly_name} Disable Deep Sleep Switch"
    id: deep_sleep_disable_switch
# The following are boolean helpers in Home Assistant
  - platform: homeassistant # This sensor is for Home Assistant helper switch to disable deep sleep, remove if not used
    id: deep_sleep_disable_ha
    name: "${friendly_name} Disable Deep Sleep HA"
    entity_id: '${ha_disable_deep_sleep}'
  - platform: homeassistant # This sensor is for Home Assistant helper switch to disable updates
    id: disable_update
    name: "${friendly_name} Disable Update"
    entity_id: '${ha_disable_update}'

# Include custom fonts:
font:
  # Gotham Rounded - for headers and text (by Tobias Frere Jones)
  # Get the Book version here: https://fontsgeek.com/fonts/Gotham-Book
  # Get the Bold version here: https://fontsgeek.com/fonts/Gotham-Rounded-Bold
  # Get the Medium version here: https://fontsgeek.com/fonts/Gotham-Rounded-Medium
  # The glyphs must be present or you'll see boxes/blank spaces (no problem unless you edit the Display section below) - don't forget to include a space!
  # How to get an easy glyphs list? Copy the code from here: https://www.geeksforgeeks.org/cpp-program-to-remove-duplicates-from-a-given-string/
  # ...to here: https://www.onlinegdb.com/online_c++_compiler
  - file: 'fonts/Gotham-Rounded-Bold.ttf'
    id: font_title
    size: 52
    glyphs: WEATHR
  - file: 'fonts/Gotham-Rounded-Bold.ttf'
    id: font_now_temp
    size: 104
    glyphs: °C 1234567890-
  - file: 'fonts/Gotham-Rounded-Bold.ttf'
    id: font_small_title
    size: 30
    glyphs: |-
      TODAYMRWULK
  - file: 'fonts/Gotham-Rounded-Medium.ttf'
    id: font_today_time
    size: 20
    glyphs: |-
      1234567890: AMP
  - file: 'fonts/Gotham-Rounded-Bold.ttf'
    id: font_today_temp
    size: 26
    glyphs: |-
      °C 1234567890-
  - file: 'fonts/Gotham-Rounded-Medium.ttf'
    id: font_outlook_day
    size: 24
    glyphs: |-
      Sun MoTeWdhFriat
  - file: 'fonts/Gotham-Rounded-Bold.ttf'
    id: font_outlook_temp
    size: 28
    glyphs: |-
      °C 1234567890-
  - file: 'fonts/Gotham-Rounded-Book.ttf'
    id: font_refresh_stamp
    size: 20
    glyphs: |-
      Refrshd at1234567890:AMPSunoTWFi

  # Include Material Design Icons font (for weather & sync & battery icons) (by Austin Andrews / Templarian)
  # Get it here: https://github.com/Templarian/MaterialDesign-Webfont/

  # Encoding glyphs from here: https://community.home-assistant.io/t/display-materialdesign-icons-on-esphome-attached-to-screen/199790/16
  - file: 'fonts/materialdesignicons-webfont.ttf'
    id: font_mdi_large
    size: 96
    glyphs: &mdi-weather-glyphs
      - "\U000F0590" # mdi-weather-cloudy
      - "\U000F0F2F" # mdi-weather-cloudy-alert
      - "\U000F0E6E" # mdi-weather-cloudy-arrow-right
      - "\U000F0591" # mdi-weather-fog
      - "\U000F0592" # mdi-weather-hail
      - "\U000F0F30" # mdi-weather-hazy
      - "\U000F0898" # mdi-weather-hurricane
      - "\U000F0593" # mdi-weather-lightning
      - "\U000F067E" # mdi-weather-lightning-rainy
      - "\U000F0594" # mdi-weather-night
      - "\U000F0F31" # mdi-weather-night-partly-cloudy
      - "\U000F0595" # mdi-weather-partly-cloudy
      - "\U000F0F32" # mdi-weather-partly-lightning
      - "\U000F0F33" # mdi-weather-partly-rainy
      - "\U000F0F34" # mdi-weather-partly-snowy
      - "\U000F0F35" # mdi-weather-partly-snowy-rainy
      - "\U000F0596" # mdi-weather-pouring
      - "\U000F0597" # mdi-weather-rainy
      - "\U000F0598" # mdi-weather-snowy
      - "\U000F0F36" # mdi-weather-snowy-heavy
      - "\U000F067F" # mdi-weather-snowy-rainy
      - "\U000F0599" # mdi-weather-sunny
      - "\U000F0F37" # mdi-weather-sunny-alert
      - "\U000F14E4" # mdi-weather-sunny-off
      - "\U000F059A" # mdi-weather-sunset
      - "\U000F059B" # mdi-weather-sunset-down
      - "\U000F059C" # mdi-weather-sunset-up
      - "\U000F0F38" # mdi-weather-tornado
      - "\U000F059D" # mdi-weather-windy
      - "\U000F059E" # mdi-weather-windy-variant
  - file: 'fonts/materialdesignicons-webfont.ttf'
    id: font_mdi_small
    size: 64
    glyphs: *mdi-weather-glyphs
  - file: 'fonts/materialdesignicons-webfont.ttf'
    id: font_battery_glyphs
    size: 22
    glyphs: &mdi-battery-glyphs
      - "\U000F10CD" # mdi-battery-warning
      - "\U000F12A3" # mdi-battery-high
      - "\U000F12A2" # mdi-battery-med
      - "\U000F12A1" # mdi-battery-low

sensor:  
  # Create sensors for monitoring the board remotely.
  - platform: template
    name: "${friendly_name} Display Last Update"
    device_class: timestamp
    entity_category: "diagnostic"
    id: display_last_update
    update_interval: 3s
  - platform: template
    name: "${friendly_name} Recorded Display Refresh"
    accuracy_decimals: 0
    unit_of_measurement: "Refreshes"
    state_class: "total_increasing"
    entity_category: "diagnostic"
    lambda: 'return id(recorded_display_refresh);'
    update_interval: 3s
  - platform: wifi_signal
    name: "${friendly_name} WiFi Signal Strength"
    id: wifisignal
    unit_of_measurement: "dBm"
    entity_category: "diagnostic"
    update_interval: 3s
    filters:
      #use moving median to smooth spikes
      - median:
          window_size: 5
          send_every: 5
          send_first_at: 5
  - platform: adc
    name: "${friendly_name} Battery"
    id: battery_adc
    pin: ${adc_pin}
    attenuation: 12db
    update_interval: 3s
    entity_category: "diagnostic"
    accuracy_decimals: 2
    device_class: battery
    filters:
      # this multiply number may need to be manually adjusted with power on while idle
      # I used a 3.7V LiPo battery: 5V -> 100K resistor & 100nF capacitor -> ADC -> 33K resistor -> GND
      - multiply: 3.95
      #use moving median to smooth spikes
      - median:
          window_size: 5
          send_every: 5
          send_first_at: 5

  # Call numeric sensors from Home Assistant
  - platform: homeassistant
    entity_id: '${ha_weather_data}'
    attribute: weather_now_temperature
    id: weather_now_temperature
    on_value:
      then:
         - lambda: 'id(data_updated) = true;'
  - platform: homeassistant
    entity_id: '${ha_weather_data}'
    attribute: weather_hourly_temperature_0
    id: weather_hourly_temperature_0
    on_value:
      then:
         - lambda: 'id(data_updated) = true;'
  - platform: homeassistant
    entity_id: '${ha_weather_data}'
    attribute: weather_hourly_temperature_1
    id: weather_hourly_temperature_1
    on_value:
      then:
         - lambda: 'id(data_updated) = true;'
  - platform: homeassistant
    entity_id: '${ha_weather_data}'
    attribute: weather_hourly_temperature_2
    id: weather_hourly_temperature_2
    on_value:
      then:
         - lambda: 'id(data_updated) = true;'
  - platform: homeassistant
    entity_id: '${ha_weather_data}'
    attribute: weather_hourly_temperature_3
    id: weather_hourly_temperature_3
    on_value:
      then:
         - lambda: 'id(data_updated) = true;'
  - platform: homeassistant
    entity_id: '${ha_weather_data}'
    attribute: weather_daily_temperature_0
    id: weather_daily_temperature_0
    on_value:
      then:
         - lambda: 'id(data_updated) = true;'
  - platform: homeassistant
    entity_id: '${ha_weather_data}'
    attribute: weather_daily_temperature_1
    id: weather_daily_temperature_1
    on_value:
      then:
         - lambda: 'id(data_updated) = true;'
  - platform: homeassistant
    entity_id: '${ha_weather_data}'
    attribute: weather_daily_temperature_2
    id: weather_daily_temperature_2
    on_value:
      then:
         - lambda: 'id(data_updated) = true;'
  - platform: homeassistant
    name: "${friendly_name} Wake Time Helper"
    id: wake_time_helper
    entity_id: '${ha_wake_times}'
    attribute: wake_time_helper
    unit_of_measurement: seconds
    on_value:
      then:
         - lambda: 'id(wake_time_helper_updated) = true;'

text_sensor:
  - platform: version
    name: "${friendly_name} ESPHome Version"
    hide_timestamp: True
    entity_category: diagnostic
  - platform: wifi_info
    ip_address:
      id: wifi_ip
      name: "${friendly_name} IP Address"
      entity_category: diagnostic
    ssid:
      id: wifi_ssid
      name: "${friendly_name} SSID"
      entity_category: diagnostic
  - platform: template
    name: "${friendly_name} ${project_name} Version"
    lambda: |-
      return {"${project_version}"};
    entity_category: diagnostic

  # Call text sensors from Home Assistant
  - platform: homeassistant
    entity_id: '${ha_weather_data}'
    attribute: weather_now_condition
    id: weather_now_condition
    on_value:
      then:
         - lambda: 'id(data_updated) = true;'
  - platform: homeassistant
    entity_id: '${ha_weather_data}'
    attribute: weather_hourly_condition_0
    id: weather_hourly_condition_0
    on_value:
      then:
         - lambda: 'id(data_updated) = true;'
  - platform: homeassistant
    entity_id: '${ha_weather_data}'
    attribute: weather_hourly_timestamp_0
    id: weather_hourly_timestamp_0
    on_value:
      then:
         - lambda: 'id(data_updated) = true;'
  - platform: homeassistant
    entity_id: '${ha_weather_data}'
    attribute: weather_hourly_condition_1
    id: weather_hourly_condition_1
    on_value:
      then:
         - lambda: 'id(data_updated) = true;'
  - platform: homeassistant
    entity_id: '${ha_weather_data}'
    attribute: weather_hourly_timestamp_1
    id: weather_hourly_timestamp_1
    on_value:
      then:
         - lambda: 'id(data_updated) = true;'
  - platform: homeassistant
    entity_id: '${ha_weather_data}'
    attribute: weather_hourly_condition_2
    id: weather_hourly_condition_2
    on_value:
      then:
         - lambda: 'id(data_updated) = true;'
  - platform: homeassistant
    entity_id: '${ha_weather_data}'
    attribute: weather_hourly_timestamp_2
    id: weather_hourly_timestamp_2
    on_value:
      then:
         - lambda: 'id(data_updated) = true;'
  - platform: homeassistant
    entity_id: '${ha_weather_data}'
    attribute: weather_hourly_condition_3
    id: weather_hourly_condition_3
    on_value:
      then:
         - lambda: 'id(data_updated) = true;'
  - platform: homeassistant
    entity_id: '${ha_weather_data}'
    attribute: weather_hourly_timestamp_3
    id: weather_hourly_timestamp_3
    on_value:
      then:
         - lambda: 'id(data_updated) = true;'
  - platform: homeassistant
    entity_id: '${ha_weather_data}'
    attribute: weather_daily_condition_0
    id: weather_daily_condition_0
    on_value:
      then:
         - lambda: 'id(data_updated) = true;'
  - platform: homeassistant
    entity_id: '${ha_weather_data}'
    attribute: weather_daily_timestamp_0
    id: weather_daily_timestamp_0
    on_value:
      then:
         - lambda: 'id(data_updated) = true;'
  - platform: homeassistant
    entity_id: '${ha_weather_data}'
    attribute: weather_daily_condition_1
    id: weather_daily_condition_1
    on_value:
      then:
         - lambda: 'id(data_updated) = true;'
  - platform: homeassistant
    entity_id: '${ha_weather_data}'
    attribute: weather_daily_timestamp_1
    id: weather_daily_timestamp_1
    on_value:
      then:
         - lambda: 'id(data_updated) = true;'
  - platform: homeassistant
    entity_id: '${ha_weather_data}'
    attribute: weather_daily_condition_2
    id: weather_daily_condition_2
    on_value:
      then:
         - lambda: 'id(data_updated) = true;'
  - platform: homeassistant
    entity_id: '${ha_weather_data}'
    attribute: weather_daily_timestamp_2
    id: weather_daily_timestamp_2
    on_value:
      then:
         - lambda: 'id(data_updated) = true;'
  # Get custom titles from sensor too!
  - platform: homeassistant
    entity_id: '${ha_weather_data}'
    attribute: weather_now_title
    id: weather_now_title
    on_value:
      then:
         - lambda: 'id(data_updated) = true;'
  - platform: homeassistant
    entity_id: '${ha_weather_data}'
    attribute: weather_hourly_title
    id: weather_hourly_title
    on_value:
      then:
         - lambda: 'id(data_updated) = true;'
  - platform: homeassistant
    entity_id: '${ha_weather_data}'
    attribute: weather_daily_title
    id: weather_daily_title
    on_value:
      then:
         - lambda: 'id(data_updated) = true;'

# Now render everything on the ePaper screen.
display:
  - platform: waveshare_epaper
    id: eink_display
    cs_pin:
      number: ${cs_pin}
      ignore_strapping_warning: True
    dc_pin: ${dc_pin}
    busy_pin:
      number: ${busy_pin}
      inverted: ${busy_inverted}
    reset_pin: ${reset_pin}
    model: ${model}
    update_interval: never
    setup_priority: 1000
    rotation: 90°
    lambda: |-
      // Map weather states to MDI characters.
      std::map<std::string, std::string> weather_icon_map
        {
          {"cloudy", "\U000F0590"},
          {"cloudy-alert", "\U000F0F2F"},
          {"cloudy-arrow-right", "\U000F0E6E"},
          {"clear-night", "\U000F0594"},
          {"fog", "\U000F0591"},
          {"hail", "\U000F0592"},
          {"hazy", "\U000F0F30"},
          {"hurricane", "\U000F0898"},
          {"lightning", "\U000F0593"},
          {"lightning-rainy", "\U000F067E"},
          {"night", "\U000F0594"},
          {"night-partly-cloudy", "\U000F0F31"},
          {"partlycloudy", "\U000F0595"},
          {"partly-lightning", "\U000F0F32"},
          {"partly-rainy", "\U000F0F33"},
          {"partly-snowy", "\U000F0F34"},
          {"partly-snowy-rainy", "\U000F0F35"},
          {"pouring", "\U000F0596"},
          {"rainy", "\U000F0597"},
          {"snowy", "\U000F0598"},
          {"snowy-heavy", "\U000F0F36"},
          {"snowy-rainy", "\U000F067F"},
          {"sunny", "\U000F0599"},
          {"sunny-alert", "\U000F0F37"},
          {"sunny-off", "\U000F14E4"},
          {"sunset", "\U000F059A"},
          {"sunset-down", "\U000F059B"},
          {"sunset-up", "\U000F059C"},
          {"tornado", "\U000F0F38"},
          {"windy", "\U000F059D"},
          {"windy-variant", "\U000F059E"},
        };

      // Left from Madelena's code... perhaps if you want a black or colored background first (useful for fast-refresh screens?) to fill the background.
      // it.fill(color_bg);

      // Alignment rectangles! (uncomment to use - useful when first mounting the eInk screen)
      // it.rectangle(0, 0, 480, 800);
      // it.rectangle(10, 10, 460, 780);
      // it.rectangle(20, 20, 440, 760);
      // it.rectangle(30, 30, 420, 740);
      // it.rectangle(40, 40, 400, 720);
      // it.rectangle(50, 50, 380, 700);
      // it.rectangle(60, 60, 360, 680);
      // it.rectangle(70, 70, 340, 660);
      // it.rectangle(80, 80, 320, 640);

      // CURRENT WEATHER
      it.printf(240, 84, id(font_title), color_red, TextAlign::TOP_CENTER, id(weather_now_title).state.c_str());
      it.printf(100, 158, id(font_mdi_large), color_blk, TextAlign::TOP_CENTER, "%s", weather_icon_map[id(weather_now_condition).state.c_str()].c_str());
      it.printf(300, 158, id(font_now_temp), color_blk, TextAlign::TOP_CENTER, "%2.0f°C", id(weather_now_temperature).state);

      // HOURLY
      it.printf(240, 280, id(font_small_title), color_red, TextAlign::TOP_CENTER, id(weather_hourly_title).state.c_str());

      it.printf(90, 325, id(font_today_time), color_blk, TextAlign::TOP_CENTER, "%s", id(weather_hourly_timestamp_0).state.c_str());
      it.printf(90, 350, id(font_mdi_small), color_blk, TextAlign::TOP_CENTER, "%s", weather_icon_map[id(weather_hourly_condition_0).state.c_str()].c_str());
      it.printf(90, 420, id(font_today_temp), color_blk, TextAlign::TOP_CENTER, "%2.0f°C", id(weather_hourly_temperature_0).state);

      it.printf(190, 325, id(font_today_time), color_blk, TextAlign::TOP_CENTER, "%s", id(weather_hourly_timestamp_1).state.c_str());
      it.printf(190, 350, id(font_mdi_small), color_blk, TextAlign::TOP_CENTER, "%s", weather_icon_map[id(weather_hourly_condition_1).state.c_str()].c_str());
      it.printf(190, 420, id(font_today_temp), color_blk, TextAlign::TOP_CENTER, "%2.0f°C", id(weather_hourly_temperature_1).state);

      it.printf(290, 325, id(font_today_time), color_blk, TextAlign::TOP_CENTER, "%s", id(weather_hourly_timestamp_2).state.c_str());
      it.printf(290, 350, id(font_mdi_small), color_blk, TextAlign::TOP_CENTER, "%s", weather_icon_map[id(weather_hourly_condition_2).state.c_str()].c_str());
      it.printf(290, 420, id(font_today_temp), color_blk, TextAlign::TOP_CENTER, "%2.0f°C", id(weather_hourly_temperature_2).state);

      it.printf(390, 325, id(font_today_time), color_blk, TextAlign::TOP_CENTER, "%s", id(weather_hourly_timestamp_3).state.c_str());
      it.printf(390, 350, id(font_mdi_small), color_blk, TextAlign::TOP_CENTER, "%s", weather_icon_map[id(weather_hourly_condition_3).state.c_str()].c_str());
      it.printf(390, 420, id(font_today_temp), color_blk, TextAlign::TOP_CENTER, "%2.0f°C", id(weather_hourly_temperature_3).state);

      // NEXT 3 DAYS
      it.printf(240, 480, id(font_small_title), color_red, TextAlign::TOP_CENTER, id(weather_daily_title).state.c_str());

      it.printf(120, 520, id(font_outlook_day), color_blk, TextAlign::TOP_CENTER, "%s", id(weather_daily_timestamp_0).state.c_str());
      it.printf(120, 550, id(font_mdi_large), color_blk, TextAlign::TOP_CENTER, "%s", weather_icon_map[id(weather_daily_condition_0).state.c_str()].c_str());
      it.printf(120, 650, id(font_outlook_temp), color_blk, TextAlign::TOP_CENTER, "%2.0f°C", id(weather_daily_temperature_0).state);

      it.printf(240, 520, id(font_outlook_day), color_blk, TextAlign::TOP_CENTER, "%s", id(weather_daily_timestamp_1).state.c_str());
      it.printf(240, 550, id(font_mdi_large), color_blk, TextAlign::TOP_CENTER, "%s", weather_icon_map[id(weather_daily_condition_1).state.c_str()].c_str());
      it.printf(240, 650, id(font_outlook_temp), color_blk, TextAlign::TOP_CENTER, "%2.0f°C", id(weather_daily_temperature_1).state);

      it.printf(360, 520, id(font_outlook_day), color_blk, TextAlign::TOP_CENTER, "%s", id(weather_daily_timestamp_2).state.c_str());
      it.printf(360, 550, id(font_mdi_large), color_blk, TextAlign::TOP_CENTER, "%s", weather_icon_map[id(weather_daily_condition_2).state.c_str()].c_str());
      it.printf(360, 650, id(font_outlook_temp), color_blk, TextAlign::TOP_CENTER, "%2.0f°C", id(weather_daily_temperature_2).state);

      // Refresh Timestamp with time and day
      // from https://community.home-assistant.io/t/esphome-show-time/348903
      char str[17];
      time_t currTime = id(homeassistant_time).now().timestamp;
      strftime(str, sizeof(str), "%l:%M%p %a", localtime(&currTime));
      it.printf(240, 715, id(font_refresh_stamp), color_blk, TextAlign::TOP_CENTER, "Refreshed at %s", str);

      // Battery Icon by Trip5 (placement at bottom right can be tricky)
      std::map<std::string, std::string> battery_icon_map
      {
        {"batteryhigh", "\U000F12A3"},
        {"batterymed", "\U000F12A2"},
        {"batterylow", "\U000F12A1"},
        {"batterywarn", "\U000F10CD"}
      };
      int batt_x = 440; 
      int batt_y = 712;
      float batt_v = float(id(battery_adc).state);
      if (0 <= batt_v && batt_v < 3.4) { it.printf(batt_x, batt_y, id(font_battery_glyphs), color_red, TextAlign::TOP_CENTER, "%s", battery_icon_map["batterywarn"].c_str()); }
      if (3.4 <= batt_v && batt_v < 3.6) { it.printf(batt_x, batt_y, id(font_battery_glyphs), color_red, TextAlign::TOP_CENTER, "%s", battery_icon_map["batterylow"].c_str()); }
      if (3.6 <= batt_v && batt_v < 3.8) { it.printf(batt_x, batt_y, id(font_battery_glyphs), color_blk, TextAlign::TOP_CENTER, "%s", battery_icon_map["batterymed"].c_str()); }
      if (3.8 <= batt_v && batt_v < 4.3) { it.printf(batt_x, batt_y, id(font_battery_glyphs), color_blk, TextAlign::TOP_CENTER, "%s", battery_icon_map["batteryhigh"].c_str()); }
      // battery icon not displayed if voltage is above 4.3V (but ADC must still be connected to 5V pin)