Getting Started with Raspberry Pi
This article is an introduction to the Raspberry Pi. Learn what is a Raspberry Pi and what can you use it for. Explore its features, set it up, and install …
Project
Install Node-RED on Raspberry Pi (works on RPI OS 64-bit)
This is a quick guide showing how to install Node-RED on a Raspberry Pi. We tested this installation on Raspberry Pi OS (32-bit) and Raspberry Pi OS (64-bit). Prerequisites Before …
Install Mosquitto MQTT Broker on Raspberry Pi
In this post explains how to install the Mosquitto Broker on a Raspberry Pi. The broker is primarily responsible for receiving all messages, filtering the messages, decide who is interested in it and then publishing the message to all subscribed clients.
Install InfluxDB 2 on Raspberry Pi
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 …
ESP32 WiFiMulti: Connect to the Strongest Wi-Fi Network (from a list of networks)
Learn how to use WiFiMulti with the ESP32. It allows you to register multiple networks (SSID/password combinations). The ESP32 will connect to the Wi-Fi network with the strongest signal (RSSI). …
Arduino with Load Cell and HX711 Amplifier (Digital Scale)
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 …
ESP8266 NodeMCU with Load Cell and HX711 Amplifier (Digital Scale)
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 …
ESP32 with Load Cell and HX711 Amplifier (Digital Scale)
In this guide, you’ll learn how to create a scale with the ESP32 using a load cell and the HX711 amplifier. First, you’ll learn how to wire the load cell …
Install ESP32 Filesystem Uploader in Arduino IDE
The ESP32 contains a Serial Peripheral Interface Flash File System (SPIFFS). SPIFFS is a lightweight filesystem created for microcontrollers with a flash chip, which is connected by SPI bus, like …
Install ESP8266 NodeMCU LittleFS Filesystem Uploader in Arduino IDE
In this tutorial, you’ll learn how to install the ESP8266 LittleFS Filesystem Uploader Plugin in your Arduino IDE to upload files to the ESP8266 NodeMCU filesystem. If you want to …
Arduino with TDS Sensor (Water Quality Sensor)
In this guide, you’ll learn how to use a TDS meter (Total Dissolved Solids) with an Arduino board. A TDS meter indicates the total dissolved solids like salts, minerals, and …
ESP8266 NodeMCU with TDS Sensor (Water Quality Sensor)
In this guide, you’ll learn how to use a TDS meter (Total Dissolved Solids) with an ESP8266 NodeMCU board. A TDS meter indicates the total dissolved solids like salts, minerals, …
ESP32 with TDS Sensor (Water Quality Sensor)
In this guide, you’ll learn how to use a TDS meter (Total Dissolved Solids) with the ESP32. A TDS meter indicates the total dissolved solids like salts, minerals, and metals, …
ESP32/ESP8266: MicroPython OTA Updates via PHP Server
In this project, we’ll show you an example of how you can do OTA (over-the-air) updates to your ESP32/ESP8266 boards running MicroPython code via a PHP server. In summary, you’ll …