ESPHome Lego Power Functions

holiday-train-automation.yaml

alias: Holiday Train On every Hour
description: ""
trigger:
  - platform: time_pattern
    minutes: "0"
    seconds: "0"
condition:
  - condition: time
    before: "22:30:00"
    after: "08:30:00"
action:
  - service: script.holiday_train
    data: {}
mode: single

holiday-train-script.yaml

alias: Holiday Train and Sound
sequence:
  - service: esphome.lego_box_dfplayer_set_volume
    data:
      volume: 25
    enabled: true
  - service: number.set_value
    data:
      value: "70"
    target:
      entity_id: number.lego_box_port_1_speed
  - delay:
      hours: 0
      minutes: 0
      seconds: 0
      milliseconds: 500
  - service: esphome.lego_box_dfplayer_play
    data:
      file: 1
  - delay:
      hours: 0
      minutes: 0
      seconds: 4
      milliseconds: 0
  - service: switch.turn_on
    data: {}
    target:
      entity_id: switch.lego_box_port_1
  - service: esphome.lego_box_dfplayer_play
    data:
      file: 2
  - delay:
      hours: 0
      minutes: 0
      seconds: 7
      milliseconds: 0
  - service: number.set_value
    data:
      value: "77"
    target:
      entity_id: number.lego_box_port_1_speed
  - service: esphome.lego_box_dfplayer_play_loop
    data:
      loop_: true
      file: 4
  - delay:
      hours: 0
      minutes: 0
      seconds: 30
      milliseconds: 0
  - service: esphome.lego_box_dfplayer_play
    data:
      file: 1
  - delay:
      hours: 0
      minutes: 0
      seconds: 4
      milliseconds: 0
  - service: esphome.lego_box_dfplayer_play_loop
    data:
      loop_: true
      file: 4
  - delay:
      hours: 0
      minutes: 0
      seconds: 30
      milliseconds: 0
  - service: number.set_value
    data:
      value: "60"
    target:
      entity_id: number.lego_box_port_1_speed
  - service: esphome.lego_box_dfplayer_play
    data:
      file: 5
  - delay:
      hours: 0
      minutes: 0
      seconds: 4
      milliseconds: 0
  - service: switch.turn_off
    data: {}
    target:
      entity_id: switch.lego_box_port_1
  - service: esphome.lego_box_dfplayer_stop
    data: {}
mode: single

lego-box-sound.yaml

esphome:
  name: lego-box

esp8266:
  board: esp01_1m

# Enable logging
logger:
  baud_rate: 0

# Enable Home Assistant API
api:
  encryption:
    key: !secret lego-box_enc_key

  services:
    - service: dfplayer_play
      variables:
        file: int
      then:
        - dfplayer.play: !lambda 'return file;'

    - service: dfplayer_play_loop
      variables:
        file: int
        loop_: bool
      then:
        - dfplayer.play:
            file: !lambda 'return file;'
            loop: !lambda 'return loop_;'

    - service: dfplayer_set_volume
      variables:
        volume: int
      then:
        - dfplayer.set_volume: !lambda 'return volume;'

    - service: dfplayer_reset
      then:
        - dfplayer.reset

    - service: dfplayer_stop
      then:
        - dfplayer.stop

ota:
  password: !secret ota_password

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

  # Enable fallback hotspot (captive portal) in case wifi connection fails
  ap:
    ssid: "Lego-Box Fallback Hotspot"
    password: !secret cap_password

# Enable Captive Portal for fallback hotspot
captive_portal:

# Enable web server interface
web_server:

# Set up mp3 module pins
uart:
  tx_pin: GPIO5
  rx_pin: GPIO3
  baud_rate: 9600

# Enable DFPlayer Mini
dfplayer:
  on_finished_playback:
    then:
      - logger.log: "Playback finished"

# Set up motor driver pins
output:
  - platform: esp8266_pwm
    id: port_1_pin_1
    pin: GPIO14
    frequency: 20000 Hz
    zero_means_zero: true

  - platform: esp8266_pwm
    id: port_1_pin_2
    pin: GPIO12
    frequency: 20000 Hz
    zero_means_zero: true

  - platform: esp8266_pwm
    id: port_2_pin_1
    pin: GPIO13
    frequency: 20000 Hz
    zero_means_zero: true

  - platform: esp8266_pwm
    id: port_2_pin_2
    pin: GPIO4
    frequency: 20000 Hz
    zero_means_zero: true

# Set up switch inputs
switch:
  - platform: template
    id: port_1
    name: "Port 1"
    icon: "mdi:power"
    optimistic: true
    on_turn_on:
      then:
        - script.execute: port_1_update
    on_turn_off:
      then:
        - script.execute: port_1_update

  - platform: template
    id: port_1_reverse
    name: "Port 1 Reverse"
    icon: "mdi:sync"
    optimistic: true
    restore_state: true
    on_turn_on:
      then:
        - script.execute: port_1_update
    on_turn_off:
      then:
        - script.execute: port_1_update

  - platform: template
    id: port_2
    name: "Port 2"
    icon: "mdi:power"
    optimistic: true
    on_turn_on:
      then:
        - script.execute: port_2_update
    on_turn_off:
      then:
        - script.execute: port_2_update

  - platform: template
    id: port_2_reverse
    name: "Port 2 Reverse"
    icon: "mdi:sync"
    optimistic: true
    restore_state: true
    on_turn_on:
      then:
        - script.execute: port_2_update
    on_turn_off:
      then:
        - script.execute: port_2_update

# Set up number inputs
number:
  - platform: template
    id: port_1_speed
    name: "Port 1 Speed"
    icon: "mdi:speedometer"
    step: 1
    min_value: 1
    max_value: 100
    initial_value: 100
    optimistic: true
    restore_value: true
    mode: slider
    on_value:
      then:
        - script.execute: port_1_update

  - platform: template
    id: port_2_speed
    icon: "mdi:speedometer"
    name: "Port 2 Speed"
    step: 1
    min_value: 1
    max_value: 100
    initial_value: 100
    optimistic: true
    restore_value: true
    mode: slider
    on_value:
      then:
        - script.execute: port_2_update

# Set up motor controller scripts
script:
  - id: port_1_update
    then:
      - if:
          condition:
            - switch.is_on: port_1
          then:
            - if:
                condition:
                  - switch.is_on: port_1_reverse
                then: 
                  - output.turn_off: port_1_pin_1
                  - output.turn_on: port_1_pin_2
                  - lambda: id(port_1_pin_2).set_level(id(port_1_speed).state / 100.0);
                else:
                  - output.turn_on: port_1_pin_1
                  - output.turn_off: port_1_pin_2
                  - lambda: id(port_1_pin_1).set_level(id(port_1_speed).state / 100.0);
          else:
             - output.turn_off: port_1_pin_1
             - output.turn_off: port_1_pin_2

  - id: port_2_update
    then:
      - if:
          condition:
            - switch.is_on: port_2
          then:
            - if:
                condition:
                  - switch.is_on: port_2_reverse
                then: 
                  - output.turn_off: port_2_pin_1
                  - output.turn_on: port_2_pin_2
                  - lambda: id(port_2_pin_2).set_level(id(port_2_speed).state / 100.0);
                else:
                  - output.turn_on: port_2_pin_1
                  - output.turn_off: port_2_pin_2
                  - lambda: id(port_2_pin_1).set_level(id(port_2_speed).state / 100.0);
          else:
             - output.turn_off: port_2_pin_1
             - output.turn_off: port_2_pin_2

# Set up motor controller using Fan component
# fan:
#   - platform: hbridge
#     id: port_1
#     name: "Port 1"
#     pin_a: port_1_pin_1
#     pin_b: port_1_pin_2
#     decay_mode: slow
#     speed_count: 100

#   - platform: hbridge
#     id: port_2
#     name: "Port 2"
#     pin_a: port_2_pin_1
#     pin_b: port_2_pin_2
#     decay_mode: slow
#     speed_count: 100

lego-box.yaml

esphome:
  name: lego-box

esp8266:
  board: esp01_1m

# Enable logging
logger:

# Enable Home Assistant API
api:
  encryption:
    key: !secret lego-box_enc_key

ota:
  password: !secret ota_password

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

  # Enable fallback hotspot (captive portal) in case wifi connection fails
  ap:
    ssid: "Lego-Box Fallback Hotspot"
    password: !secret cap_password

# Enable Captive Portal for fallback hotspot
captive_portal:

# Enable web server interface
web_server:

# Set up motor driver pins
output:
  - platform: esp8266_pwm
    id: port_1_pin_1
    pin: GPIO14
    frequency: 20000 Hz
    zero_means_zero: true

  - platform: esp8266_pwm
    id: port_1_pin_2
    pin: GPIO12
    frequency: 20000 Hz
    zero_means_zero: true

  - platform: esp8266_pwm
    id: port_2_pin_1
    pin: GPIO13
    frequency: 20000 Hz
    zero_means_zero: true

  - platform: esp8266_pwm
    id: port_2_pin_2
    pin: GPIO4
    frequency: 20000 Hz
    zero_means_zero: true

# Set up switch inputs
switch:
  - platform: template
    id: port_1
    name: "Port 1"
    icon: "mdi:power"
    optimistic: true
    on_turn_on: 
      then:
        - script.execute: port_1_update
    on_turn_off: 
      then:
        - script.execute: port_1_update

  - platform: template
    id: port_1_reverse
    name: "Port 1 Reverse"
    icon: "mdi:sync"
    optimistic: true
    restore_state: true
    on_turn_on: 
      then:
        - script.execute: port_1_update
    on_turn_off: 
      then:
        - script.execute: port_1_update

  - platform: template
    id: port_2
    name: "Port 2"
    icon: "mdi:power"
    optimistic: true
    on_turn_on: 
      then:
        - script.execute: port_2_update
    on_turn_off: 
      then:
        - script.execute: port_2_update

  - platform: template
    id: port_2_reverse
    name: "Port 2 Reverse"
    icon: "mdi:sync"
    optimistic: true
    restore_state: true
    on_turn_on: 
      then:
        - script.execute: port_2_update
    on_turn_off: 
      then:
        - script.execute: port_2_update

# Set up number inputs
number:
  - platform: template
    id: port_1_speed
    name: "Port 1 Speed"
    icon: "mdi:speedometer"
    step: 1
    min_value: 1
    max_value: 100
    initial_value: 100
    optimistic: true
    restore_value: true
    mode: slider
    on_value:
      then:
        - script.execute: port_1_update

  - platform: template
    id: port_2_speed
    icon: "mdi:speedometer"
    name: "Port 2 Speed"
    step: 1
    min_value: 1
    max_value: 100
    initial_value: 100
    optimistic: true
    restore_value: true
    mode: slider
    on_value:
      then:
        - script.execute: port_2_update

# Set up motor controller scripts
script:
  - id: port_1_update
    then:
      - if:
          condition:
            - switch.is_on: port_1
          then:
            - if:
                condition:
                  - switch.is_on: port_1_reverse
                then: 
                  - output.turn_off: port_1_pin_1
                  - output.turn_on: port_1_pin_2
                  - lambda: id(port_1_pin_2).set_level(id(port_1_speed).state / 100.0);
                else:
                  - output.turn_on: port_1_pin_1
                  - output.turn_off: port_1_pin_2
                  - lambda: id(port_1_pin_1).set_level(id(port_1_speed).state / 100.0);
          else:
             - output.turn_off: port_1_pin_1
             - output.turn_off: port_1_pin_2

  - id: port_2_update
    then:
      - if:
          condition:
            - switch.is_on: port_2
          then:
            - if:
                condition:
                  - switch.is_on: port_2_reverse
                then: 
                  - output.turn_off: port_2_pin_1
                  - output.turn_on: port_2_pin_2
                  - lambda: id(port_2_pin_2).set_level(id(port_2_speed).state / 100.0);
                else:
                  - output.turn_on: port_2_pin_1
                  - output.turn_off: port_2_pin_2
                  - lambda: id(port_2_pin_1).set_level(id(port_2_speed).state / 100.0);
          else:
             - output.turn_off: port_2_pin_1
             - output.turn_off: port_2_pin_2

# Set up motor controller using Fan component
# fan:
#   - platform: hbridge
#     id: port_1
#     name: "Port 1"
#     pin_a: port_1_pin_1
#     pin_b: port_1_pin_2
#     decay_mode: slow
#     speed_count: 100

#   - platform: hbridge
#     id: port_2
#     name: "Port 2"
#     pin_a: port_2_pin_1
#     pin_b: port_2_pin_2
#     decay_mode: slow
#     speed_count: 100