SSD1306 OLED Display and ESP32 dev kit v1

esp32_ssd1306.yaml

# ESP32 board:
# - https://www.aliexpress.com/item/1005001267643044.html
# SSD1306 OLED Display:
# - https://s.click.aliexpress.com/e/_AVnlEn
# ESPHome docs:
# - https://esphome.io/components/display/ssd1306.html
# - https://esphome.io/components/i2c.html#i2c
# - https://esphome.io/components/display/index.html#formatted-text

# Wiring diagram
# | SSD1306 | ESP32 | Description |
# | :-----: | :---: | :---------- |
# | GND     | GND   | Ground      |
# | VCC     | 3V3   | 3V power    |
# | SCL     | D22   | I²C data    |
# | SDA     | D21   | I²C clock   |

substitutions:
  esphome_name: esp32_ssd1306

esphome:
  name: "${esphome_name}"
  platform: ESP32
  board: esp32doit-devkit-v1

wifi:
  ssid: !secret wifi_ssid
  password: !secret wifi_pass
  domain: .iot.local

esp32_ble_tracker:

# Enable logging
logger:

# Enable Home Assistant API
api:
  reboot_timeout: 60min
  password: !secret esphome_api_pass

ota:
  password: !secret esphome_ota_pass

web_server:
  port: 80

time:
  - platform: homeassistant

# TrueType Font file stored in /config/esphome/fonts/
# https://all-free-download.com/font/monospace.html
font:
  - file: "_fonts/monof55.ttf"
    id: monofur
    size: 14

i2c:
  sda: 21
  scl: 22
  scan: True

display:
  - platform: ssd1306_i2c
    model: "SSD1306 128x32"
    address: 0x3C
    external_vcc: False
    lambda: |-
      it.printf(0, 0, id(tiquet), "State: %s", id(onboard_led).state ? "ON" : "OFF");

sensor:
  # General
  - platform: uptime
    name: "${esphome_name} - Uptime Sensor"
  - platform: wifi_signal
    name: "${esphome_name} - WiFi Signal"
    update_interval: 60s
       
switch:
  - platform: gpio
    name: "${esphome_name} - Onboard LED"
    pin: 2
    id: onboard_led
  - platform: restart
    name: "${esphome_name} - Restart"
    id: restart_switch

# Text sensors with general information.
text_sensor:
  # Expose ESPHome version as sensor.
  - platform: version
    name: "${esphome_name} ESPHome Version"
  # Expose WiFi information as sensors.
  - platform: wifi_info
    ip_address:
      name: "${esphome_name} IP"
    ssid:
      name: "${esphome_name} SSID"
    bssid:
      name: "${esphome_name} BSSID"