config.yaml

# Basic device configuration
esphome:
  name: esp32s2_keypad
  friendly_name: "ESP32-S2 Keypad"
  platform: ESP32
  board: lolin_s2_mini

# Add TasmotaDeviceGroupsForESPHome external component
external_components:
  - source: github://cossid/tasmotadevicegroupsforesphome@main
    components: [ device_groups ]
    refresh: 10 min

# Enable logging
logger:
  level: INFO
  baud_rate: 115200

# Enable Home Assistant API without authentication
api:

# Enable OTA updates without password
ota:
  platform: esphome

# WiFi configuration with your specific credentials
wifi:
  ssid: "REMOVED"
  password: "REMOVED"
  
  # Enable fallback AP mode without password
  ap:
    ssid: "ESP32S3-Keypad Fallback"

# Enable Web Server for easy monitoring
web_server:
  port: 80

# MQTT Configuration with your server
mqtt:
  broker: "REMOVED"
  discovery: true
  discovery_retain: true

# Tasmota Device Groups Configuration
device_groups:
  - group_name: "breakfast_bar"
    send_mask: 0xFFFFFFFF
    receive_mask: 0xFFFFFFFF
    switches:
      - key1_switch
  - group_name: "dining_light"
    send_mask: 0xFFFFFFFF
    receive_mask: 0xFFFFFFFF
    switches:
      - key2_switch
  - group_name: "sitting_room_light"
    send_mask: 0xFFFFFFFF
    receive_mask: 0xFFFFFFFF
    switches:
      - key3_switch

# Matrix Keypad Configuration as root element
matrix_keypad:
  id: mykeypad
  rows:
    - pin: GPIO2   # Free GPIO pin
    - pin: GPIO5   # Free GPIO pin
  columns:
    - pin: GPIO1   # Free GPIO pin
    - pin: GPIO3
    - pin: GPIO4   # Free GPIO pin
  keys: "123456"
  has_diodes: false

# Binary sensors for each key
binary_sensor:
  - platform: matrix_keypad
    keypad_id: mykeypad
    id: key1
    row: 0
    col: 0
    name: "Key 1"
    on_press:
      then:
        - switch.toggle: key1_switch
            
  - platform: matrix_keypad
    keypad_id: mykeypad
    id: key2
    row: 0
    col: 1
    name: "Key 2"
    on_press:
      then:
        - switch.toggle: key2_switch

  - platform: matrix_keypad
    keypad_id: mykeypad
    id: key3
    row: 0
    col: 2
    name: "Key 3"
    on_press:
      then:
        - switch.toggle: key3_switch

  - platform: matrix_keypad
    keypad_id: mykeypad
    id: key4
    row: 1
    col: 0
    name: "Key 4"
    on_press:
      then:
        - switch.toggle: key4_switch

  - platform: matrix_keypad
    keypad_id: mykeypad
    id: key5
    row: 1
    col: 1
    name: "Key 5"
    on_press:
      then:
        - switch.toggle: key5_switch

  - platform: matrix_keypad
    keypad_id: mykeypad
    id: key6
    row: 1
    col: 2
    name: "Key 6"
    on_press:
      then:
        - switch.toggle: key6_switch

# Create template switches for each key
switch:
  - platform: template
    name: "Key 1 Switch"
    id: key1_switch
    optimistic: true
    restore_mode: ALWAYS_OFF
    turn_off_action:
      - logger.log: "Key 1 turned off"
    turn_on_action:
      - logger.log: "Key 1 turned on"
  
  - platform: template
    name: "Key 2 Switch"
    id: key2_switch
    optimistic: true
    restore_mode: ALWAYS_OFF
    turn_off_action:
      - logger.log: "Key 2 turned off"
    turn_on_action:
      - logger.log: "Key 2 turned on"
  
  - platform: template
    name: "Key 3 Switch"
    id: key3_switch
    optimistic: true
    restore_mode: ALWAYS_OFF
    turn_off_action:
      - logger.log: "Key 3 turned off"
    turn_on_action:
      - logger.log: "Key 3 turned on"
  
  - platform: template
    name: "Key 4 Switch"
    id: key4_switch
    optimistic: true
    restore_mode: ALWAYS_OFF
    turn_off_action:
      - logger.log: "Key 4 turned off"
    turn_on_action:
      - logger.log: "Key 4 turned on"

  - platform: template
    name: "Key 5 Switch"
    id: key5_switch
    optimistic: true
    restore_mode: ALWAYS_OFF
    turn_off_action:
      - logger.log: "Key 5 turned off"
    turn_on_action:
      - logger.log: "Key 5 turned on"

  - platform: template
    name: "Key 6 Switch"
    id: key6_switch
    optimistic: true
    restore_mode: ALWAYS_OFF
    turn_off_action:
      - logger.log: "Key 6 turned off"
    turn_on_action:
      - logger.log: "Key 6 turned on"

# System sensors
sensor:
  # WiFi signal strength sensor
  - platform: wifi_signal
    name: "WiFi Signal Strength"
    update_interval: 60s
  
  # Uptime sensor
  - platform: uptime
    name: "Uptime"
    update_interval: 60s

# Button to trigger actions (optional)
button:
  - platform: restart
    name: "Restart Device"