A Threat Level Monitor For Everyone

A TV news pundit might on any given evening in 2024 look at the viewers and gravely announce that we are living in uncertain times. Those of us who’ve been around for a bit longer than we&#82…

Clever E-Ink Driver Does 32 Levels Of Grey, Avoids Update Flicker, And More

There’s a lot to like about E-Ink displays, and you might be about to like them even more with [antirez]’s MicroPython driver for the Badger 2040 (or any display based on the UC8151 / I…

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 …

Hacking An NFC E-Paper Display From Waveshare With Mystery MCU

These days e-paper (eInk) displays are everywhere, with stores being one of the largest users of smaller, monochrome versions of these persistent displays. This has also made them a solid target of…

Double-Dose Of AI Turns Daily Tasks Into Works Of Art

Not so long ago, “Magic Mirror” builds were all the rage, and we have to admit getting out daily reminders and newsfeeds on an LCD display sitting behind a partially reflective mirror i…

E-Paper News Feed Illustrates The Headlines With AI-Generated Images

It’s hard to read the headlines today without feeling like the world couldn’t possibly get much worse. And then tomorrow rolls around, and a fresh set of headlines puts the lie to that …

An Open Firmware For LILYGO’s E-ink Smart Watch

The world’s first quartz wristwatches were miles ahead of electric and mechanical wristwatches by most standards of the time, their accuracy was unprecedented and the batteries typically last…

RFID Emulator + E-paper Badge Can Be Programmed With Sound

In a way, an e-paper display makes an excellent foundation for a reprogrammable RFID card. The display only needs power during a refresh, and 125 kHz RFID tags are passive in the sense that the pow…

E-Paper Wall Paper

Just like the clock clock of old, there’s something magical about a giant wall of smaller pieces working together to make a larger version of that thing. The E-Paper Wall 2.0 by [Aaron Christ…

Building A Communications Grid With LoRaType

Almost all of modern society is built around various infrastructure, whether that’s for electricity, water and sewer, transportation, or even communication. These vast networks aren’t i…

Large E-Paper Slow Movie Player Offers Great Docs

Over the last couple of years we’ve seen several iterations of the “slow movie player” concept, where a film is broken up into individual frames which are displayed on an e-paper …

Low-Power Wi-Fi Includes E-Paper Display

Designing devices that can operate in remote environments on battery power is often challenging, especially if the devices need to last a long time between charges or battery swaps. Thankfully ther…

Low Power Challenge: Keep Plants Green And Clean With E-Paper Smart Tags

There are plenty of reasons to devote oneself to the care of houseplants — after all, a room full of bright, glossy-leaved plants can be a joy to behold, and that’s not even one of the …

An Instant Camera Using E-Paper As Film

The original Polaroid cameras were a huge hit not just for their instant delivery, but for the convenient size of the permanent images they delivered. It’s something that digital cameras have…

3D Printed Triptych Shows Trio Of AI-Generated Images

Fascinated by art generated by deep learning systems such as DALL-E and Stable Diffusion? Then perhaps a wall installation like this phenomenal e-paper Triptych created by [Zach Archer] is in your …

An E-Ink Progress Bar For Your Unborn Child

Having a child is a major milestone in a person’s life, and there’s a long list of things to get done before that little bundle of joy kicks and screams its way into the world. What bet…

Review: Inkplate 2 Shrinks Down, Adds Color

Regular Hackaday readers may recall the Inkplate family of devices: open source all-in-one development boards that combine the power and versatility of the ESP32 with electronic paper displays salv…

Driving E-Paper Displays With Memory Limited MCUs

It’s easy to become jaded by modern microcontrollers: for just a few bucks you can get a MCU that’s powerful enough to give a desktop computer from the early 90s a run for its money whi…

DIY E-Reader Has Hot Swap Mechanical Keys

In the early days of e-readers, most devices had physical buttons to turn pages and otherwise navigate the device. [bwkrayb] longed for these halcyon days before touchscreen e-readers and improved …