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Device Type:misc
Electrical Standard:global
Board:esp32
Difficulty:Plug-n-flash (2/5)

Lanbon L8 Smart Switch Panel

Product Image US Product Image EU

Drivers​

  • Processor: ESP32-WROVER-B
  • Touchscreen: 6336
  • Display: ST7789 (using ili9xxxx plaform)

GPIO Pinout​

SPI (used for display)​

PinFunction
GPIO19clock
GPIO23mosi
GPIO25miso
GPIO22cs
GPIO21dc
GPIO18reset

I²C (used for touchscreen)​

PinFunction
GPIO4i2c SDA
GPIO0i2c SCL

Backlight​

PinFunction
GPIO5backlight

Mood Light​

PinFunctionNewer devices
GPIO26redcontrols WS2811
GPIO32greenunused
GPIO33blueunused

Relay (3-gang switch model)​

PinFunction
GPIO12relay #1
GPIO14relay #2
GPIO27relay #3

How To Flash​

See BlackAdder's instruction on how to flash custom firmware. No soldering required.

Example Configuration​

esp32:
  board: esp32dev
  framework:
    type: esp-idf

psram:
  speed: 80MHz

output:
  - platform: ledc
    pin: GPIO5
    id: backlight_pwm
  - platform: ledc
    pin: GPIO26
    id: moodRed
  - platform: ledc
    pin: GPIO32
    id: moodGreen
  - platform: ledc
    pin: GPIO33
    id: moodBlue
  - platform: gpio
    pin: GPIO12
    id: relay_1
  - platform: gpio
    pin: GPIO14
    id: relay_2
  - platform: gpio
    pin: GPIO27
    id: relay_3

light:
  - platform: monochromatic
    name: "Backlight"
    id: backlight
    output: backlight_pwm
    restore_mode: ALWAYS_ON
  # Older devices use 3-channel RGB moodlight
  - platform: rgb
    name: "Mood Light"
    red: moodRed
    green: moodGreen
    blue: moodBlue
  # Newer devices use a WS2811 controller
  # Make sure to disable the output on GPIO26
  #- platform: esp32_rmt_led_strip
  #  rgb_order: RGB
  #  pin: GPIO26
  #  num_leds: 8
  #  chipset: ws2811
  #  name: "Mood Light"

spi:
  clk_pin: GPIO19
  mosi_pin: GPIO23
  miso_pin: GPIO25

i2c:
  sda: GPIO4
  scl: GPIO0

display:
  - platform: mipi_spi
    model: LANBON-L8

touchscreen:
  platform: ft63x6
  calibration:
    x_min: 0
    y_min: 0
    x_max: 230
    y_max: 312
  on_release:
    - if:
        condition: lvgl.is_paused
        then:
          - lvgl.resume:
          - lvgl.widget.redraw:
          - light.turn_on: backlight

lvgl:
  on_idle:
    timeout: !lambda "return 10000;"
    then:
      - light.turn_off: backlight
      - lvgl.pause:
  pages: ...