ESPHome, Home Assistant Integration, Sensors & ComponentsMAX31865 with ESP32 and ESPHome: PT100/PT1000 Temperature MonitoringConnect 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. panakos23 September 2026