In this guide, you’ll learn how to send ESP8266 notifications to Pushover. Pushover is a notification service that integrates with many applications. You can send push notifications to all of …
In this tutorial, we will show you how to use Firebase with Node-RED to store data in the realtime database (RTDB). We’ll show you examples to SET, PUSH, UPDATE, and …
This guide will show you how to monitor your Raspberry Pi system using InfluxDB Telegraf. You can collect metrics from the Raspberry Pi board (CPU usage, memory usage, disk usage, …
Learn how to install Mosquitto Broker for MQTT communication on a Linux Ubuntu VM (Virtual Machine) using Digital Ocean. Running an MQTT Mosquitto Broker in the cloud allows you to …
This quick guide shows how to easily send emails with Node-RED. This can be a useful feature to incorporate into your home automation system for many applications. For example, to …
Learn how to send messages to your WhatsApp account with Node-RED. This can be a great addition to your Node-RED automation system. For example, to send notifications with sensor readings, …
In this guide, you’ll learn how to send messages to your WhatsApp account with the ESP8266 NodeMCU board. This can be useful to receive notifications from the ESP8266 with sensor …
This guide shows how to install InfluxDB 2 on Raspberry Pi. InfluxDB is an open-source time-series database (TSDB). So, it is ideal to store sensor data with timestamps over a …
In this guide, you’ll learn how to create a digital scale with the Arduino using a load cell and the HX711 amplifier. First, you’ll learn how to wire the load …
In this tutorial, you’ll learn how to create a scale with the ESP8266 NodeMCU using a load cell and the HX711 amplifier. First, you’ll learn how to wire the load …
In this guide, you’ll learn how to read temperature using a K-Type Thermocouple with the MAX6675 amplifier with the ESP8266 NodeMCU board. A K-type thermocouple is a type of temperature …
In this guide, you’ll create and set up a Wi-Fi Manager with the ESPAsyncWebServer library that you can modify to use with your web server projects or with any project …
We’re reaching the end of 2021. As usual, at the end of the year, we share a summary of what happened throughout the current year on the Random Nerd Tutorials …
In this article, we’re going to introduce you to the MQTT protocol. MQTT stands for Message Queuing Telemetry Transport.