esphome-web-6f61b4.yaml

esphome:
  name: esphome-web-6f61b4
  friendly_name: test-esp
  min_version: 2025.11.0
  name_add_mac_suffix: false
  
  on_boot:
    priority: -100
    then:
      - deep_sleep.prevent: my_deep_sleep
      - delay: 500ms
      - component.update: battery_voltage_raw
      - component.update: my_display
    
esp32:
  variant: esp32
  framework:
    type: arduino

globals:
  - id: last_keypress
    type: std::string
    initial_value: '"None"'

font:
  - file: "gfonts://Roboto"
    id: font_large
    size: 32
  - file: "gfonts://Roboto"
    id: font_small
    size: 14

i2s_audio:
  i2s_bclk_pin: GPIO25
  i2s_lrclk_pin: GPIO26

speaker:
  - platform: i2s_audio
    id: my_speaker
    i2s_dout_pin: GPIO27
    dac_type: external

rtttl:
  - id: rtttl_player
    speaker: my_speaker

i2c:
  sda: GPIO21
  scl: GPIO22
  scan: true
  frequency: 100kHz

display:
  - platform: ssd1306_i2c
    model: "SH1106 128x64"
    address: 0x3C
    id: my_display
    update_interval: never
    lambda: |-
      it.printf(0, 0, id(font_small), "Last Key Pressed:");
      it.printf(64, 25, id(font_large), TextAlign::TOP_CENTER, "%s", id(last_keypress).c_str());

pcf8574:
  - id: 'pcf8574_hub'
    address: 0x20

matrix_keypad:
  - id: my_keypad
    rows:
      - pin:
          pcf8574: pcf8574_hub
          number: 7
          mode: OUTPUT
      - pin:
          pcf8574: pcf8574_hub
          number: 6
          mode: OUTPUT
      - pin:
         pcf8574: pcf8574_hub
         number: 5
         mode: OUTPUT
      - pin:
          pcf8574: pcf8574_hub
          number: 4
          mode: OUTPUT
    columns:
      - pin:
          pcf8574: pcf8574_hub
          number: 3
          mode: INPUT
      - pin:
          pcf8574: pcf8574_hub
          number: 2
          mode: INPUT
      - pin:
          pcf8574: pcf8574_hub
          number: 1
          mode: INPUT
      - pin:
          pcf8574: pcf8574_hub
          number: 0
          mode: INPUT
    keys: "123A456B789C*0#D"
    
    on_key:
      - logger.log:
          format: "Key pressed: %c"
          args: [ 'x' ]
      - lambda: |-
          id(last_keypress) = std::string(1, x);
      - rtttl.play:
          id: rtttl_player
          rtttl: "boop:d=32,o=6,b=160:b"
      - component.update: my_display

sensor:
  - platform: adc
    pin: GPIO34
    name: "Battery Voltage Raw"
    id: battery_voltage_raw
    attenuation: 12db
    update_interval: never
    accuracy_decimals: 2
    filters:
      - multiply: 2.0

  - platform: template
    name: "Battery Capacity"
    id: battery_capacity
    device_class: battery
    unit_of_measurement: "%"
    accuracy_decimals: 0
    lambda: |-
      if (!id(battery_voltage_raw).has_state()) return {};
      float voltage = id(battery_voltage_raw).state;
      float max_voltage = 4.2;
      float min_voltage = 3.2;
      if (std::isnan(voltage)) return {};
      if (voltage >= max_voltage) return 100.0;
      if (voltage <= min_voltage) return 0.0;
      return ((voltage - min_voltage) / (max_voltage - min_voltage)) * 100.0;


deep_sleep:
  id: my_deep_sleep
  wakeup_pin:
    number: GPIO32
    mode: INPUT_PULLUP 
    inverted: false   
    allow_other_uses: True

    


binary_sensor:
  - platform: gpio
    pin:
      number: GPIO32
      mode: INPUT_PULLUP
      inverted: false 
      allow_other_uses: True
    name: "Door Reed Switch"
    filters: 
      - delayed_on: 200ms
    id: door_switch
    on_release:
      - logger.log: "Door Closed! Entering deep sleep."
      - lambda: |-
          ESP_LOGD("display", "in shutdown lambda");
          id(my_display).fill(Color::BLACK);   
          id(my_display).update();
          ESP_LOGD("display", "shutdown complete");
      - logger.log: "Preparing for sleep"
      - delay: 500ms                
      - lambda: id(my_display).turn_off(); 
      - delay: 500ms                
      - logger.log: "Now entering Sleep"
      - deep_sleep.enter: my_deep_sleep
    on_press:
      - logger.log: "Door Opened! Waking up..."
      - deep_sleep.prevent: my_deep_sleep

logger:
api:
ota:
  - platform: esphome

wifi:
  ssid: !secret wifi_ssid
  password: !secret wifi_password