Designed by Namnam in Vietnam, the ESP32 Modbus gateway is built to communicate with PLCs and industrial sensors over Modbus ...

The board, ‘NuMaker-UNO-M4’ has the Arduino Uno pin-out plus extra interfaces, but the processor is a 3.3V device unlike the 5V processors on Arduino Unos. Communication interfaces include Ethernet, ...

ActionPower has released a modular programmable ac and dc power supply and load, aimed at testing photovoltaic micro-inverters. Helion, as it will be called, fits a 3U rack slot and designed to work ...

Hi, I'm Bill. I'm a software developer with a passion for making and electronics. I do a lot of things and here is where I document my learning in order to be able to inspire other people to make ...

This project demonstrates a multi-Arduino communication system using RS485 protocol, allowing three Arduinos to communicate with each other in a multi-master setup. Each Arduino has its own set of ...

Connect the RS485 module and thermocouple sensor to the ESP32 according to the provided pin configuration in the code. Open the Arduino IDE and create a new sketch.

The Nixie tube, a neon-filled tube with a series of 10 cathodes shaped like numerals, is a classic display for any build wanting a unique, vintage, or steampunk aesthetic. We shouldn’t be sur… ...

[Don] put together a guide that will help you build your own Ambilight Clone for about $40 plus the cost of an Arduino. He’s using it with the HTPC seen above, and utilized modular concepts i… ...