ESPHOME pzem004 v3 + ESP32 C3 Super mini

monitorpiscina.yaml

esphome:
  name: piscina-monitor
  friendly_name: "Monitor Piscina"

esp32:
  board: esp32-c3-devkitm-1
  variant: ESP32C3
  framework:
     type: esp-idf

    
logger:
  level: DEBUG

api:

ota:
  - platform: esphome

wifi:
  ssid: !secret wifi_ssid
  password: !secret wifi_password
  power_save_mode: none
  enable_on_boot: True
  fast_connect: True
  output_power: 8.5


# Bluetooth Proxy
esp32_ble_tracker:
  scan_parameters:
    active: true

bluetooth_proxy:
  active: true

# 1. Configuração da Porta Serial (UART)
uart:
  - id: pzem_uart
    tx_pin: GPIO1 
    rx_pin: GPIO2 
    baud_rate: 9600

# 2. Declaração Obrigatória do Modbus (PZEM V3 usa Modbus)
modbus:
  - id: modbus_pzem
    uart_id: pzem_uart         # LIGA O MODBUS À NOVA PORTA
    setup_priority: -5
    send_wait_time: 250 ms

# 3. Sensores
sensor:
  - platform: pzemac
    modbus_id: modbus_pzem
    update_interval: 10s
    current:
      name: "PZEM-004T V3 Current"
    voltage:
      name: "PZEM-004T V3 Voltage"
    energy:
      name: "PZEM-004T V3 Energy"
    power:
      name: "PZEM-004T V3 Power"
    frequency:
      name: "PZEM-004T V3 Frequency"
    power_factor:
      name: "PZEM-004T V3 Power Factor"