Real-time Data Storage with Firebase and Node-RED
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 …
ESP8266 Time-Based Events using Node-RED and Big Timer
In this tutorial, you’ll learn how to control the ESP8266 NodeMCU outputs using time-based events. For that, we’ll set up an automation system on Node-RED with the Big Timer node. …
ESP32 Time-Based Events using Node-RED and Big Timer
In this tutorial, you’ll learn how to control the ESP32 outputs using time-based events. For that, we’ll set up an automation system on Node-RED with the Big Timer node. This …
Node-RED with Big Timer Node: Create Complex Automation Schedules Easily
In this guide, we’ll show you how you can create complex automation schedules easily using Node-RED and the Big Timer node. The Big Timer node provides a huge range of …
ESP32-CAM Take Photo and Save to MicroSD Card with Date and Time (timestamp)
In this tutorial, you’ll learn to take a picture with the ESP32-CAM and save it to the microSD card. We’ll include the current date and time on the filename. Including …
Monitoring Your Raspberry Pi System using InfluxDB Telegraf
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, …
ESP8266 NodeMCU: Erase Flash Memory (Factory Reset)
This quick guide provides instructions on how to erase the ESP8266 NodeMCU flash memory to restore it to its original state. We’ll be using a tool called esptool.py. Restoring the …
Run Your Cloud MQTT Mosquitto Broker (access from anywhere using Digital Ocean)
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 …
ESP32: Erase Flash Memory (Factory Reset)
This is a quick guide showing how to erase the ESP32 flash memory to restore it to its original state. This might be useful if you want to delete any …
Getting Started with the Freenove ESP32-Wrover CAM Board
This is a quick getting started guide for the Freenove ESP32-Wrover CAM board. This board features an OV2640 camera, several GPIOs to connect peripherals, and a built-in programmer with a …
7 Different Ways to Send Notifications with the ESP32
In this guide, we’ll show you seven different ways to send notifications with the ESP32. We’ll cover sending SMS, emails, WhatsApp messages, and Telegram messages. We’ll show you different options …
Programming Raspberry Pi Remotely using VS Code (Remote-SSH)
In this tutorial, we’ll show you a practical way to create and execute files remotely on your Raspberry Pi using VS Code on your computer. All you have to do …
MicroPython: Send Sensor Readings via email with the ESP32/ESP826 (BME280)
In this tutorial, you’ll learn how to program the ESP32 and ESP8266 boards with MicroPython to send sensor readings to your email. As an example, we’ll send temperature, humidity, and …
MicroPython: Send Emails with the ESP32/ESP826
Learn how to program the ESP32 or ESP8266 NodeMCU boards with MicroPython to send emails using an SMTP server. This feature can be useful in your automation and IoT projects …