minidisplay.yml

esphome:
  name: minidisplay
  platform: ESP32
  board: nodemcu-32s
 
wifi:
  id: WiFi1
  ssid: !secret wifi_ssid
  password: !secret wifi_password
  use_address: 192.168.0.166

# Enable logging
logger:

# Enable OTA updates
ota:

# Enable Home Assistant API
api:

spi:
  clk_pin: GPIO18
  mosi_pin: GPIO19
  
time:
  - platform: homeassistant
    id: esptime

#fonts (folder 'fonts')
font:
  - file: fonts/slkscr.ttf
    id: font1
    size: 24

#Icons (folder 'images')
image:
  - file: "images/LAMP_ON.png"
    id: lamp_on
    type: RGB24
  - file: "images/LAMP_OFF.png"
    id: lamp_off
    type: RGB24
  - file: "images/wifi_24x24.png"
    id: wifi_img
    type: RGB24
  - file: "images/ha_24x24.png"
    id: ha_img
    type: RGB24
  
display:
  #based on https://github.com/musk95/esphome
  - platform: st7789v
    id: st7789vdisplay
    reset_pin: GPIO23
    dc_pin: GPIO16
    cs_pin: GPIO5
    backlight_pin: GPIO4
    brightness: 25%
    update_interval: 5s
    rotation: 90 
    lambda: |-
      auto red = Color(255, 0, 0);
      auto green = Color(0, 255, 0);
      auto blue = Color(0, 0, 255);
      auto white = Color(255, 255, 255);

      it.line(0, 0, 240, 135, red);
      it.line(240, 0, 0, 135, green);

      it.strftime(120, 67, id(font1), TextAlign::CENTER, "%H:%M", id(esptime).now());