Engine Temp Monitor using ESP32 & DS18B20
đź”— Full Guide · Transcript Build a multi-point engine-temperature monitoring system with an ESP32, DS18B20 one-wire probes, and ESPHome/Home Assistant. This guide reflects every technical step and detail from the video, including wiring, ESPHome YAML, OTA workflow, dashboard setup, history analysis, and an alternator over-temperature automation. 🧠What You’ll Build ESP32 “remote hub” reading 1–5+ […]