esp32-audiokit-voice-assistant.yaml

substitutions:
  friendly_name: ESP32 AudioKit - voice assistant

  # Audiokit Buttons
  KEY1: "36"
  KEY2: "13" # may be in use for other purposes, see onboard config switch
  KEY3: "19" # also activates LED D4 if pressed
  KEY4: "23" # do not use on A1S V2.3 with initial pinout -> I2C ES8388
  KEY5: "18" # do not use on A1S V2.3 with initial pinout -> I2C ES8388
  KEY6: "5"  # do not use on A1S V2.3 with initial pinout -> I2S

  # Audiokit LEDs
  LED_D4: "22"
  LED_D5: ${KEY3}

esp32:
  board: esp32dev

esphome:
  name: esp32-audiokit-voice-assistant
  min_version: 2023.5.0

  # enable amplifier
  on_boot:
    then:
      - switch.turn_on: gpio_amp

external_components:
  source:
    type: git
    url: https://github.com/sehraf/esphome-components
    ref: main
  components: [ac101]
  refresh: 1s

# Enable logging
logger:

# Enable Home Assistant API
api:
  encryption:
    key: "..."

ota:
  password: "..."

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

  # Enable fallback hotspot (captive portal) in case wifi connection fails
  ap:
    ssid: "Esp32-Audiokit-Voice-Assistant"
    password: "..."

captive_portal:

status_led:
  pin:
    number: ${LED_D4}
    inverted: true
    allow_other_uses: true

# buttons
binary_sensor:
  - platform: gpio
    pin:
      number: ${KEY2}
      inverted: true
      mode: INPUT_PULLUP
    name: Volume Down
    on_click:
      - media_player.volume_down: media_out
  - platform: gpio
    pin:
      number: ${KEY3}
      inverted: true
      mode: INPUT_PULLUP
      allow_other_uses: true
    name: Volume Up
    on_click:
      - media_player.volume_up: media_out
  - platform: gpio
    pin:
      number: ${KEY4}
      inverted: true
      mode: INPUT_PULLUP
    name: Voice Assistant
    id: echo_button
    on_press:
      - voice_assistant.start:
    on_release:
      - voice_assistant.stop:
    on_click:
      - media_player.toggle: media_out
  - platform: gpio
    pin:
      number: ${KEY5}
      inverted: true
      mode: INPUT_PULLUP
    name: Web Radio
    on_click:
      - media_player.play_media: http://listener3.mp3.tb-group.fm/hb.mp3
  - platform: gpio
    pin:
      number: GPIO39
      inverted: true
      mode:
        input: true
    name: "Jack Status"

# voice assistant
voice_assistant:
  microphone: mic_id
  speaker: speaker_out

# I2S Audio
i2s_audio:
  i2s_lrclk_pin: 26
  i2s_bclk_pin: 27

microphone:
  - platform: i2s_audio
    adc_type: external
    i2s_din_pin: 35
    pdm: false
    id: mic_id
    bits_per_sample: 16bit

media_player:
  - platform: i2s_audio
    id: media_out
    name: Media Player
    dac_type: external
    i2s_dout_pin:
      number: 25
      allow_other_uses: true
    mode: stereo
    # on_play:
    #   switch.turn_on: gpio_amp
    # on_idle:
    #   switch.turn_off: gpio_amp

speaker:
  - platform: i2s_audio
    id: speaker_out
    dac_type: external
    i2s_dout_pin:
      number: 25
      allow_other_uses: true
    mode: mono

# AC101 (I2C)
i2c:
  sda: 33
  scl: 32
  scan: true

ac101:
  # address: 0x1a

# Amplifier
switch:
  - platform: gpio
    pin: 21
    name: "AMP Switch"
    id: gpio_amp
    restore_mode: ALWAYS_ON

light:
  - platform: binary
    name: "Test LED 1"
    output: light_output_1
  - platform: binary
    name: "Test LED 2"
    output: light_output_2

output:
  - id: light_output_1
    platform: gpio
    pin:
      number: ${LED_D4}
      inverted: true
      allow_other_uses: true
  - id: light_output_2
    platform: gpio
    pin:
      number: ${LED_D5}
      inverted: true
      allow_other_uses: true