Before the Raspberry Pi came out, one cheap and easy way to get GPIO on a computer with a real operating system was to manipulate the pins on an old parallel port, then most commonly used for printers ...

A delightfully over-engineered solution to an unusual modern problem! Use Bluetooth peripherals with Bluetooth-disabled computers. This project creates a Bluetooth USB HID relay using a Raspberry Pi ...

Piab has released the piClassic Neo, the latest version of its piClassic vacuum pump. The pump’s new multi-stage coax ejector design can reportedly handle any vacuum application. The air-driven vacuum ...

Ramanujan’s elegant formulas for calculating pi, developed more than a century ago, have unexpectedly resurfaced at the heart of modern physics. Researchers at IISc discovered that the same ...

The Waveshare Relay Board is a card that can be installed on top of the Raspberry Pi. It offers three relays. This project delivers a script to control the relays from the command line via GPIO. The ...

Waveshare RP2350-Touch-LCD-1.85C is a Raspberry Pi RP2350 devkit with a 1.85-inch round touchscreen display with 360×360 resolution, a built-in microphone, a 28-pin GPIO header, and a USB-C port. The ...

If you do, then you’re in luck, thanks to the Suptronics X1013 expansion board for the Raspberry Pi 5, which adds ten USB ports for a total of fourteen USB ports! The board connects to the 16-pin FFC ...

It’s relatively easy to understand how optical microscopes work at low magnifications: one lens magnifies an image, the next magnifies the already-magnified image, and so on until it reaches the eye ...

Crispus is a seasoned Financial Analyst at CoinGape with over 12 years of experience. He focuses on Bitcoin and other altcoins, covering the intersection of news and analysis. His insights have been ...