jura_coffee.yaml

substitutions:
  devicename: jura_coffee
  friendly_name: Coffee Machine
  device_description: Jura Coffee Machine in Kitchen

esphome:
  name: $devicename
  comment: ${device_description}
  platform: ESP8266
  board: d1_mini
  platformio_options:
    upload_speed: 115200
  includes:
    - jura_coffee.h

wifi:
  ssid: !secret wifi_ssid
  password: !secret wifi_password
  domain: .lan

  # Enable fallback hotspot (captive portal) in case wifi connection fails
  ap:
    ssid: “${friendly_name} Fallback AP"
    password: !secret fallback_ap_password

captive_portal:

logger:
  level: DEBUG

# Enable Home Assistant API & OTA Updates
api:
  password: !secret api_password
ota:
  password: !secret ota_password

uart:
  tx_pin: D1
  rx_pin: D2
  baud_rate: 9600
  id: uart_bus

# UART bytes below have been generated with generate_esphome_jura_yaml.py
# Tested with a Jura Impressa J6

switch:
  - platform: template
    name: 'Coffee Machine'
    icon: "mdi:coffee-maker"
    id: jura_on_off_switch
    turn_on_action:
      - uart.write: [0xDF, 0xDB, 0xDB, 0xDF]  ## 'A'
      - delay: 8ms
      - uart.write: [0xFB, 0xFF, 0xDB, 0xDF]  ## 'N'
      - delay: 8ms
      - uart.write: [0xFB, 0xFB, 0xFF, 0xDB]  ## ':'
      - delay: 8ms
      - uart.write: [0xDB, 0xDB, 0xFF, 0xDB]  ## '0'
      - delay: 8ms
      - uart.write: [0xDF, 0xDB, 0xFF, 0xDB]  ## '1'
      - delay: 8ms
      - uart.write: [0xDF, 0xFF, 0xDB, 0xDB]  ## '\r'
      - delay: 8ms
      - uart.write: [0xFB, 0xFB, 0xDB, 0xDB]  ## '\n'

    turn_off_action:
      - uart.write: [0xDF, 0xDB, 0xDB, 0xDF]  ## 'A'
      - delay: 8ms
      - uart.write: [0xFB, 0xFF, 0xDB, 0xDF]  ## 'N'
      - delay: 8ms
      - uart.write: [0xFB, 0xFB, 0xFF, 0xDB]  ## ':'
      - delay: 8ms
      - uart.write: [0xDB, 0xDB, 0xFF, 0xDB]  ## '0'
      - delay: 8ms
      - uart.write: [0xFB, 0xDB, 0xFF, 0xDB]  ## '2'
      - delay: 8ms
      - uart.write: [0xDF, 0xFF, 0xDB, 0xDB]  ## '\r'
      - delay: 8ms
      - uart.write: [0xFB, 0xFB, 0xDB, 0xDB]  ## '\n'
    optimistic: true
    assumed_state: true

  - platform: template
    name: 'Make Hot Water'
    icon: "mdi:cup-water"
    id: jura_make_hot_water
    turn_on_action:
      - uart.write: [0xFB, 0xDF, 0xDB, 0xDF]  ## 'F'
      - delay: 8ms
      - uart.write: [0xDF, 0xDB, 0xDB, 0xDF]  ## 'A'
      - delay: 8ms
      - uart.write: [0xFB, 0xFB, 0xFF, 0xDB]  ## ':'
      - delay: 8ms
      - uart.write: [0xDB, 0xDB, 0xFF, 0xDB]  ## '0'
      - delay: 8ms
      - uart.write: [0xFB, 0xDF, 0xFF, 0xDB]  ## '6'
      - delay: 8ms
      - uart.write: [0xDF, 0xFF, 0xDB, 0xDB]  ## '\r'
      - delay: 8ms
      - uart.write: [0xFB, 0xFB, 0xDB, 0xDB]  ## '\n'

  - platform: template
    name: 'Make Coffee'
    icon: "mdi:coffee"
    id: jura_make_coffee
    turn_on_action:
      - uart.write: [0xFB, 0xDF, 0xDB, 0xDF]  ## 'F'
      - delay: 8ms
      - uart.write: [0xDF, 0xDB, 0xDB, 0xDF]  ## 'A'
      - delay: 8ms
      - uart.write: [0xFB, 0xFB, 0xFF, 0xDB]  ## ':'
      - delay: 8ms
      - uart.write: [0xDB, 0xDB, 0xFF, 0xDB]  ## '0'
      - delay: 8ms
      - uart.write: [0xDF, 0xFB, 0xFF, 0xDB]  ## '9'
      - delay: 8ms
      - uart.write: [0xDF, 0xFF, 0xDB, 0xDB]  ## '\r'
      - delay: 8ms
      - uart.write: [0xFB, 0xFB, 0xDB, 0xDB]  ## '\n'

sensor:
  - platform: uptime
    name: "${friendly_name} Uptime"

  - platform: wifi_signal
    name: "${friendly_name} WiFi Signal"
    update_interval: 60s

  - platform: template
    id: num_single_espresso
    name: "Single Espressos Made"
    accuracy_decimals: 0
    lambda: "return {};"

  - platform: template
    id: num_double_espresso
    name: "Double Espressos Made"
    accuracy_decimals: 0
    lambda: "return {};"

  - platform: template
    id: num_coffee
    name: "Coffees Made"
    accuracy_decimals: 0
    lambda: "return {};"

  - platform: template
    id: num_double_coffee
    name: "Double Coffees Made"
    accuracy_decimals: 0
    lambda: "return {};"

  - platform: template
    id: num_clean
    name: "Cleanings Performed"
    accuracy_decimals: 0
    lambda: "return {};"

text_sensor:
  - platform: version
    name: "${friendly_name} ESPHome version"
    
  - platform: template
    id: tray_status
    name: "Tray Status"
    lambda: "return {};"
    
  - platform: template
    id: tank_status
    name: "Water Tank Status"
    lambda: "return {};"

binary_sensor:
  - platform: status
    name: "${friendly_name} Status"

# Custom component to poll coffee machine counters & status
custom_component:
- lambda: |-
    auto my_jura = new JuraCoffee(id(uart_bus),id(num_single_espresso),id(num_double_espresso),id(num_coffee),id(num_double_coffee),id(num_clean),id(tray_status),id(tank_status));
    App.register_component(my_jura);
    return {my_jura};