An explanation of two ways to read multiple DS18B20 sensors on the same data line with Arduino: by sequential index or by each sensor's unique address.
Building a system that displays readings from several DS18B20 sensors connected to an ESP32 on a single web page, using each sensor's unique address.
An explanation of the steps to enable OTA wireless programming on ESP32 via the ArduinoOTA library, from the first wired upload to wireless updates.
A practical guide to installing ESP32 support and compiler tools in Arduino IDE, with a first test program and a fix for a common upload failure.