heltec32-01.yml

# heltec docs
# https://resource.heltec.cn/download/WiFi_Kit_32/WiFi%20Kit32.pdf
# heltec source code
# https://github.com/HelTecAutomation/Heltec_ESP32

substitutions:
  node_name: heltec32-01
  device_verbose_name: "Heltec w/display"
  ip_suffix: "119"
  ap_password: "y0ltlm7Rryim"
  board_type: heltec_wifi_kit_32

packages:
  wifi: !include common/wifi.yml
  device_base: !include common/device_base.yml
  gradient_data: !include common/effect_data.yml

# https://esphome.io/index.html#
esphome:
  includes:
    - custom/glow
    - esp32-custom/src/display

# unique to this device
api:
  password: "19995aac489e7eab0577feae9a5f4a8d"
   
# https://esphome.io/components/light/index.html
light:
  - platform: fastled_clockless
    name: "LED Strip 01"
    id: strip1
    chipset: WS2811
    rgb_order: BRG
    num_leds: 20
    pin: GPIO12
    effects: !include custom/strip_effects.yml
    on_turn_on:
      then:
        - lambda: |-
            id(strip_on) = true;
    on_turn_off:
      then:
        - lambda: |-
            id(strip_on) = false;

# https://esphome.io/components/i2c.html
i2c:
  # Built-in display
  - id: bus_a
    sda: 4
    scl: 15
    scan: false

# https://esphome.io/components/switch/index.html
switch:
  - platform: template
    id: led_switch
    name: "LED ON/OFF Switch"
    optimistic: true
    on_turn_on:
      then:
        - light.turn_on: strip1
    on_turn_off:
      then:
        - light.turn_off: strip1

# https://esphome.io/components/binary_sensor/index.html
binary_sensor:
  - platform: gpio
    name: "LED ON/OFF"
    pin:
      number: GPIO26
      mode:
        input: true
    on_press:
      then:
        - switch.toggle: led_switch

# https://esphome.io/guides/automations.html?highlight=template#global-variables
globals:
  - id: strip_on
    type: bool
    restore_value: yes
    initial_value: 'false'

# https://esphome.io/components/display/index.html?highlight=font#fonts
font:
  # gfonts://family[@weight]
  - file: "gfonts://Lato"
    id: lato
    size: 14

# https://esphome.io/components/display/index.html
display:
  - platform: ssd1306_i2c
    i2c_id: bus_a
    model: "SSD1306 128x64"
    id: blue_display
    reset_pin: 16
    address: 0x3C
    lambda: |-
      const char* on_off = (id(strip_on)) ? "ON" : "OFF";

      it.printf(0, 0, id(lato), "WIFI signal: %.2f", id(wifi_signal_1).state);
      it.printf(0, 16, id(lato), "%s", on_off);
      it.printf(0, 32, id(lato), "Brightness: %.2f", id(rotary1).state);

# https://esphome.io/components/sensor/index.html
sensor:
  - platform: rotary_encoder
    name: "LED Brightness"
    id: 'rotary1'
    pin_a:
      number: GPIO14
      inverted: true
      mode:
        input: true
    pin_b:
      number: GPIO27
      inverted: true
      mode:
        input: true
        pullup: true
    min_value: 0
    max_value: 100
    unit_of_measurement: "%"
    publish_initial_value: true
    on_value:
      then:
        - light.turn_on:
            id: strip1
            brightness: !lambda |-
              // output value must be in range 0 - 1.0
              return id(rotary1).state / 100.0;
  - platform: wifi_signal
    id: wifi_signal_1
    name: "WiFi Signal"
    update_interval: 60s

# https://esphome.io/components/sensor/ultrasonic.html?highlight=hc+sr04
  - platform: ultrasonic
    trigger_pin: GPIO18
    echo_pin: GPIO23
    id: ultra_1
    name: "Ultrasonic Sensor"
# defaults
    update_interval: 60s
    timeout: 2m
    pulse_time: 10us