Will Whang's RPI5-SDexpress-Hat is a small HAT+ for the Raspberry Pi 5, adding a microSD Express card slot for ultrafast ...

If you're knee-deep in Home Assistant like I am, then check out these more niche integrations that require editing your config to use.

This DIY project guides you through how to build a real-time soil moisture monitoring system using Arduino and a web interface.

With iPhones and many other devices now featuring USB-C, it's clear that the interface is here to stay. Here's why that's a good thing—even if not every USB-C port is created equal.

How to Redirect COM1 to a USB Port. Some software and specialty hardware requires you to use a traditional serial port. Serial ports have been around for decades and work by transferring one bit ...

Arduino has announced the new UNO R4 board family for prototyping and learning. The new models feature a faster microcontroller, a USB-C connector, improved power, Wi-Fi and Bluetooth LE, and more.

The correct USB serial port driver should be automatically installed through the IDE. By default, pin 3 is LANC in and pin 4 is LANC out (as in the schematic), which can be changed in the #define ...

The LattePanda 3 Delta is a compact x86 Single Board Computer (SBC) with an onboard Arduino platform. In a form factor slightly larger than a Raspberry Pi 4, the 3 Delta offers a better CPU and ...

Although a “CommsLink” module providing an RS-232 port was available back in the day, it’s become hard to find, inspiring [James] to design a completely new module based on an Arduino Nano.

This project describes a method to use a DC power line for data communication while simultaneously providing power without interruption.