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  • ESP32
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    • Arduino vs ESP32
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    • Smart Home Energy
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Esp32.co.uk
  • ESPHome

HLW8012 with ESPHome: Voltage, Current and Power Monitoring

Configure HLW8012 voltage, current and active-power monitoring in ESPHome for an enclosed Sonoff POW R1, with calibration and Home Assistant energy totals.

  • panakos
  • 24 September 2026
  • ESPHome

CSE7766 with ESPHome: UART Power Monitoring for Sonoff POW R2

Configure the CSE7766 meter in a Sonoff POW R2 with ESPHome: verified UART settings, live AC measurements, daily kWh and Home Assistant setup, with essential mains-safety guidance.

  • panakos
  • 24 September 2026
  • ESPHome

ATM90E32 with ESP32 and ESPHome: Multi-Circuit AC Power Monitoring

Build an ESP32 and ESPHome multi-circuit AC energy monitor with the ATM90E32: SPI configuration, CT and voltage-reference pairing, calibration and reliable Home Assistant kWh tracking.

  • panakos
  • 24 September 2026
  • ESPHome, Home Assistant Integration, Sensors & Components

MAX31865 with ESP32 and ESPHome: PT100/PT1000 Temperature Monitoring

Connect MAX31865 and PT100/PT1000 RTD probes to ESP32 and ESPHome: SPI wiring, 2/3/4-wire settings, 430/4300-ohm reference resistors, calibration, faults and Home Assistant.

  • panakos
  • 23 September 2026
  • ESPHome, Home Assistant Integration, Sensors & Components

SPS30 with ESP32 and ESPHome: PM1, PM2.5, PM10 and Home Assistant

Connect the Sensirion SPS30 to ESP32 and ESPHome: safe 5 V/I²C wiring, PM1/PM2.5/PM10 mass and particle counts, fan cleaning, idle mode, Home Assistant and troubleshooting.

  • panakos
  • 23 September 2026
  • ESPHome, Home Assistant Integration

ESP32 CO₂-Controlled Ventilation with ESPHome and Home Assistant: SCD41, Hysteresis and Fail-Safes

Build ESP32 CO2-controlled ventilation with ESPHome, SCD40/SCD41 and Home Assistant. Includes wiring, high/low thresholds, fan hysteresis, offline safety and restart recovery.

  • panakos
  • 23 September 2026
  • ESPHome, Home Assistant Integration, Sensors & Components

SEN55 with ESP32 and ESPHome: PM2.5, VOC, NOx and Home Assistant

Connect Sensirion SEN55 to ESP32 and ESPHome for PM1, PM2.5, PM4, PM10, VOC Index, NOx Index, temperature and humidity. Includes wiring, YAML, fan cleaning and Home Assistant.

  • panakos
  • 23 September 2026
  • Energy Monitoring, ESPHome

INA228 with ESP32 and ESPHome: Battery Current, Amp-Hours and Energy Monitoring

Monitor bidirectional battery current, voltage, power, amp-hours and watt-hours with an INA228, ESP32, ESPHome and Home Assistant. Includes safe shunt wiring and counter-reset guidance.

  • panakos
  • 23 September 2026
  • ESPHome, Home Assistant Integration, Sensors & Components

MH-Z19B with ESP32 and ESPHome: UART CO₂ Monitoring and Calibration

Connect an MH-Z19B CO2 sensor to ESP32 and ESPHome via 9600-baud UART. Covers safe 5 V wiring, warm-up, automatic baseline calibration, manual zero calibration, Home Assistant ventilation and troubleshooting.

  • panakos
  • 23 September 2026
  • ESPHome, Home Assistant Integration, Sensors & Components

SCD40 vs SCD41 with ESP32 and ESPHome: Real CO₂ Monitoring for Home Assistant

Connect Sensirion SCD40 or SCD41 to ESP32 and ESPHome for real CO₂ monitoring in Home Assistant. Compare accuracy, wiring, low-power modes, self-calibration, offsets and ventilation alerts.

  • panakos
  • 23 September 2026
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