homeassistant-config/esphome/m5stack-atom-echo.yaml

substitutions:
  name: "m5stack-atom-echo"
  friendly_name: "M5Stack Atom Echo"

esphome:
  name: ${name}
  friendly_name: ${friendly_name}
  name_add_mac_suffix: False
  project:
    name: m5stack.atom-echo-voice-assistant
    version: "24.7.24"
  min_version: 2024.9.0

esp32:
  board: m5stack-atom
  framework:
    type: esp-idf

# Enable Home Assistant API
api:
  encryption: 
    key: !secret apikey

ota:
  - platform: esphome
    password: !secret ota
    id: ota_esphome
  - platform: http_request
    id: ota_http_request

update:
  - platform: http_request
    id: update_http_request
    name: Firmware
    source: https://firmware.esphome.io/voice-assistant/m5stack-atom-echo/manifest.json

http_request:

wifi:
  on_connect:
    - delay: 5s  # Gives time for improv results to be transmitted
    - ble.disable:
  on_disconnect:
    - ble.enable:
  ssid: Voltage-legacy
  password: !secret voltage_legacy_psk
  use_address: ${name}.home
  power_save_mode: high
  fast_connect: on
  # Enable fallback hotspot (captive portal) in case wifi connection fails
  ap:
    ssid: "Raspiaudio Fallback Hotspot"
    password: !secret fallback_psk

improv_serial:

esp32_improv:
  authorizer: none

logger:

dashboard_import:
  package_import_url: github://esphome/firmware/voice-assistant/m5stack-atom-echo.adopted.yaml@main

captive_portal:

button:
  - platform: safe_mode
    id: button_safe_mode
    name: Safe Mode Boot
  - platform: factory_reset
    id: factory_reset_btn
    name: Factory reset

i2s_audio:
  - id: i2s_audio_bus
    i2s_lrclk_pin: GPIO33
    i2s_bclk_pin: GPIO19

microphone:
  - platform: i2s_audio
    id: echo_microphone
    i2s_din_pin: GPIO23
    adc_type: external
    pdm: true

speaker:
  - platform: i2s_audio
    id: echo_speaker
    i2s_dout_pin: GPIO22
    dac_type: external
    channel: mono

voice_assistant:
  id: va
  microphone: echo_microphone
  speaker: echo_speaker
  noise_suppression_level: 2
  auto_gain: 31dBFS
  volume_multiplier: 2.0
  vad_threshold: 3
  on_listening:
    - light.turn_on:
        id: led
        blue: 100%
        red: 0%
        green: 0%
        effect: "Slow Pulse"
  on_stt_vad_end:
    - light.turn_on:
        id: led
        blue: 100%
        red: 0%
        green: 0%
        effect: "Fast Pulse"
  on_tts_start:
    - light.turn_on:
        id: led
        blue: 100%
        red: 0%
        green: 0%
        brightness: 100%
        effect: none
  on_end:
    - delay: 100ms
    - wait_until:
        not:
          speaker.is_playing:
    - script.execute: reset_led
  on_error:
    - light.turn_on:
        id: led
        red: 100%
        green: 0%
        blue: 0%
        brightness: 100%
        effect: none
    - delay: 1s
    - script.execute: reset_led
  on_client_connected:
    - if:
        condition:
          switch.is_on: use_wake_word
        then:
          - voice_assistant.start_continuous:
          - script.execute: reset_led
  on_client_disconnected:
    - if:
        condition:
          switch.is_on: use_wake_word
        then:
          - voice_assistant.stop:
          - light.turn_off: led
  on_timer_finished:
    - voice_assistant.stop:
    - switch.turn_on: timer_ringing
    - wait_until:
        not:
          microphone.is_capturing:
    - light.turn_on:
        id: led
        red: 0%
        green: 100%
        blue: 0%
        brightness: 100%
        effect: "Fast Pulse"
    - while:
        condition:
          switch.is_on: timer_ringing
        then:
          - lambda: id(echo_speaker).play(id(timer_finished_wave_file), sizeof(id(timer_finished_wave_file)));
          - delay: 1s
    - wait_until:
        not:
          speaker.is_playing:
    - light.turn_off: led
    - switch.turn_off: timer_ringing
    - if:
        condition:
          switch.is_on: use_wake_word
        then:
          - voice_assistant.start_continuous:
          - script.execute: reset_led

binary_sensor:
  - platform: gpio
    pin:
      number: GPIO39
      inverted: true
    name: Button
    disabled_by_default: true
    entity_category: diagnostic
    id: echo_button
    on_multi_click:
      - timing:
          - ON for at least 50ms
          - OFF for at least 50ms
        then:
          - if:
              condition:
                switch.is_on: timer_ringing
              then:
                - switch.turn_off: timer_ringing
              else:
                - if:
                    condition:
                      switch.is_off: use_wake_word
                    then:
                      - if:
                          condition: voice_assistant.is_running
                          then:
                            - voice_assistant.stop:
                            - script.execute: reset_led
                          else:
                            - voice_assistant.start:
                    else:
                      - voice_assistant.stop
                      - delay: 1s
                      - script.execute: reset_led
                      - script.wait: reset_led
                      - voice_assistant.start_continuous:
      - timing:
          - ON for at least 10s
        then:
          - button.press: factory_reset_btn

light:
  - platform: esp32_rmt_led_strip
    id: led
    name: None
    disabled_by_default: true
    entity_category: config
    pin: GPIO27
    default_transition_length: 0s
    chipset: SK6812
    num_leds: 1
    rgb_order: grb
    rmt_channel: 0
    effects:
      - pulse:
          name: "Slow Pulse"
          transition_length: 250ms
          update_interval: 250ms
          min_brightness: 50%
          max_brightness: 100%
      - pulse:
          name: "Fast Pulse"
          transition_length: 100ms
          update_interval: 100ms
          min_brightness: 50%
          max_brightness: 100%

script:
  - id: reset_led
    then:
      - if:
          condition:
            - switch.is_on: use_wake_word
            - switch.is_on: use_listen_light
          then:
            - light.turn_on:
                id: led
                red: 100%
                green: 89%
                blue: 71%
                brightness: 60%
                effect: none
          else:
            - light.turn_off: led

switch:
  - platform: template
    name: Use wake word
    id: use_wake_word
    optimistic: true
    restore_mode: RESTORE_DEFAULT_ON
    entity_category: config
    on_turn_on:
      - lambda: id(va).set_use_wake_word(true);
      - if:
          condition:
            not:
              - voice_assistant.is_running
          then:
            - voice_assistant.start_continuous
      - script.execute: reset_led
    on_turn_off:
      - voice_assistant.stop
      - lambda: id(va).set_use_wake_word(false);
      - script.execute: reset_led
  - platform: template
    name: Use listen light
    id: use_listen_light
    optimistic: true
    restore_mode: RESTORE_DEFAULT_ON
    entity_category: config
    on_turn_on:
      - script.execute: reset_led
    on_turn_off:
      - script.execute: reset_led
  - platform: template
    id: timer_ringing
    optimistic: true
    internal: true
    restore_mode: ALWAYS_OFF
    on_turn_on:
      - delay: 15min
      - switch.turn_off: timer_ringing

external_components:
  - source: github://pr#5230
    components:
      - esp_adf
    refresh: 0s
  - source:
      type: git
      url: https://github.com/jesserockz/esphome-components
      ref: main
    components: [file]
    refresh: 0s

esp_adf:

file:
  - id: timer_finished_wave_file
    file: https://github.com/esphome/firmware/raw/main/voice-assistant/sounds/timer_finished.wav