MQTT DS18B20 Temperature Sensor Software For ESP8266

Ready-To-Use Bulletproof DS18B20 MQTT Home Assistant-Compatable Software For ESP8266

GPIO Pins

Connect Sensor To GPIO 2 (For NodeMCU/Wemos - D4)

Libraries Used

ESP8266WiFi.h
OneWire.h
DallasTemperature.h (3.8.0)
PubSubCLient.h (Nick O'Leary, 2.8.0)

Getting Started

Edit sone defines in config section:

wifi_ssid - Your Wi-Fi Network SSID
wifi_password - Your Wi-Fi Network Password
mqtt_server - IP Address/Domain Name of your MQTT Server
mqtt_user - Your MQTT User
mqtt_password - Your MQTT Password

(Optional) Edit define "temperature_topic" that you wish
Flash the firmware to your ESP8266 board
Debug errors with built-in serial monitor

Integrating Your Craft to Home Assistant

In this repository you can download a configuration.yaml template. Just copy and paste it in your configuration.yaml and you're ready to go!