HDMI Forum to AMD: No, you can’t make an open source HDMI 2.1 driver

Linux users can't hit the same resolutions and speeds as Windows—or DisplayPort.

ESP32 Weather Station Looks Great With Color E-Paper Display

[educ8s.tv] has built weather stations before, but his latest is his best yet. It’s all thanks to its low-power design, enabled by its e-paper display. The build is based around an ESP32 micr…

Custom Multi-Segment E-Ink Displays From Design To Driving

With multi-segment displays, what you see available online is pretty much what you get. LEDs, LCDs, VFDs; if you want to keep your BOM at a reasonable price, you’ve pretty much got to settle …

Giant Demonstrator Explains How DLP Projectors Work

Texas Instruments developed digital mirror devices, and the subsequent digital light processing (DLP) projector, starting in the late 1980s. The technology is a wondrous and fanciful application of…

Obsolete E-Reader Gets New Life

For those who read often, e-readers are a great niche device that can help prevent eye fatigue with their e-ink displays especially when compared to a backlit display like a tablet or smartphone, a…

STM32 Offers Performance Gains For DIY Oscilloscope

There’s no shortage of cheap digital oscilloscopes available today from the usual online retailers, but that doesn’t mean the appeal of building your own has gone away — especiall…

Removing The Air Gap From An IPad Display

Some recent models of the Apple iPad have a rather annoying air gap in between the display and the outer touch surface. This can be particularly frustrating for users that press hard or use the App…

Hackaday Prize 2023: AC Measurements Made Easy

When working on simple DC systems, a small low-cost multimeter from the hardware store will get the job done well enough. Often they have the capability for measuring AC, but this is where cheap me…

ESP32 Drives Tiny FM Radio

Even as music streaming services and podcast apps dominate most of our listening time, it’s still a great idea to keep a radio on hand, if for nothing else than in emergency situations. After…

A Usable Arduino Debugging Tool

For as popular as the Arduino platform is, it’s not without its problems. Among those is the fact that most practical debugging is often done by placing various print statements throughout th…

Hackaday Prize 2023: Tilting Mechanical Panels Make A Beautiful Display

Mechanical displays use a variety of different methods to represent data with physical objects, and [AIRPOCKET]’s Mechanical Display aims to be a platform anyone can use. Each “pixel&#8…

DisplayPort: A Better Video Interface

Over the years, we’ve seen a good number of interfaces used for computer monitors, TVs, LCD panels and other all-things-display purposes. We’ve lived through VGA and the large variety o…

A More Conspicuous Computer Assistant

Back in the last century, especially in the ’40s to the ’60s, one of the major home decor trends was to install various home appliances, like the television or stereo, into its own piec…

A Look Back At Computer Displays

These days, our video cards are actually as powerful as yesterday’s supercomputer and our monitors are bigger than the TVs most of us had as kids. But how did we get there? [RetroBytes] cover…

Smooth Animations, Slick Bar Graphs, But No Custom Characters On This 16×2 OLED

Sometimes, finding new ways to use old hardware requires awesome feats of reverse engineering, software sleight of hand, and a healthy dose of good fortune. Other times, though, it’s just as …

Low-Cost Display Saved By RP2040

Anyone looking for components for electronics projects, especially robotics, microcontrollers, and IoT devices, has likely heard of Waveshare. They are additionally well-known suppliers of low-cost…

Mice Play In VR

Virtual Reality always seemed like a technology just out of reach, much like nuclear fusion, the flying car, or Linux on the desktop. It seems to be gaining steam in the last five years or so, thou…