Hello, I am currently trying to get a DS18B20 temperature sensor to work on my esp32. However I get a compilation error. here is the code : #include <OneWire.h> #include <DallasTemperature.h> // GPIO where the DS18B20 is connected to const int oneWireBus = 32; // Setup a oneWire instance to…

Hi @pistache351 . Explanation Some significant changes were made in the recently released version 3.0.0 of the "esp32" boards platform that adds support to Arduino IDE for your ESP32 Dev Module board. One of those changes caused the new version of the "esp32" platform to be incompatible with the "O…

OneWire Library + ESP32

Projects Programming

pert Split this topic September 12, 2024, 1:53am 10

A post was split to a new topic: OneWire doesn't find sensors after updating to ESP32 platform version 2.0.17

Topic		Replies	Views
OneWire doesn't find sensors after updating to ESP32 platform version 2.0.17 Nano ESP32	5	617	January 17, 2025
DS18B20 reads -127C on Nano ESP32 - reads properly on NodeMCU/ESP8266 General Guidance	5	126	November 9, 2025
DS18B20_RT temperature sensor library in IoT sketch Programming	4	74	January 12, 2026
[RISOLTO] ESP32S2 MINI vs ‎ESP32-DevKitC - D18B20 Hardware	10	185	January 23, 2026
Heltec v3 and Onewire problem General Guidance	5	548	November 22, 2025

OneWire Library + ESP32

Related topics