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Hackaday · 8h#

TAKTO, Open Source Hand-Tracking Built Like LEGO

Hand tracking in VR/AR can add a substantial amount of immersion and added interactivity. Unfortunately, most camera based tracking suffers when fingers get covered, intertwined, or simply out of view of the headset’s camera. What’s even…

Hackaday · 11h#

The Trials And Tribulations Of Your First Badge

On the face of it, making an event badge should be an easy process. After all, most of us can hand-assemble a microcontroller, some buttons, a battery, and a screen. But anyone who has been involved in producing one will tell you, the…

Hackaday · 15h#

Simplifying Slide Rule Calculations with Trig

[Bob the Science Guy] remembers how to use a slide rule. Even after all these years, it is pretty easy to remember how to multiply and divide. If you can’t remember, you can usually work it out, as long as you understand how slide rules…

Hackaday · 17h#

The 10€ Gamepad

We aren’t sure what [Lazy_Duck] is doing with video games, but it must require a lot of controllers. Dismayed at the cost and complexity of commercial gamepads, they started soldering and 3D printing to get a cheaper basic controller . The…

Hackaday · 19h#

Fairbuds 2 Teardown Shows Little Glue, Easy Battery Swap

In a world where wireless earbuds are increasingly seen as devices that you toss into the e-waste bin as soon as they stop working, it’s heartening to see companies take the opposite approach with their designs. In a recent teardown of the…

IEEE Spectrum · 20h#

IEEE Offers More Services to Cities That Want to Be Smarter

More and more city governments are using advanced technologies to improve livability for their residents. Municipalities use data from smartphones and sensors for traffic enforcement, traffic control, and waste management. They also have…

IEEE Spectrum · 21h#

Simulation App Speeds Up Electric Truck Battery Design

This article is brought to you by COMSOL . These days, no one blinks an eye at two-day, one-day, and even same-day package deliveries. Despite the plethora of localized fulfillment and distributi on centers that have cropped up to meet the…

Hackaday · 22h#

Braino! Takes the Cheap Yellow Display to School

These days, it’s common to give even very young children a mobile device loaded up with educational software that aims to improve everything from basic motor skills to reading and arithmetic. But even the cheapest phone or tablet isn’t the…

Embedded.com · 1j#

Elektrobit and Microchip Simplify AUTOSAR Integration

Elektrobit and Microchip Technology have announced a collaboration to simplify AUTOSAR -based software development for automotive manufacturers and Tier 1 suppliers using Microchip's automotive processor platforms . The initiative combines…

Arduino Blog · 1j#

See you at Maker Faire Rome 2026!

Maker Faire Rome is back ! On October 23rd–25th makers, engineers, educators, and tech enthusiasts will gather for three incredible days of innovation, hands-on demos, and live talks. We’re proud to be Gold Sponsors of this edition and, as…

Hackaday · 1j#

Disposing of PLA and Why Composting is Not an Option

The ‘biofriendly’ nature of poly(lactic acid) (PLA) filament often gets touted as one of its main advantages over alternatives like PETG, but even a modicum of research ought to inform a person that the biodegrading feature of PLA is only…

Hackaday · 1j#

Running DOOM (Sort Of) on a Sonoff Smart Switch

It’s often said in this community that DOOM can be made to run on anything, and as time goes on, that’s becoming more and more accurate. We’re at the point now that every “normal” device seems to have some version of the iconic 1993…

Raspberry Pi News · 1j#

Building the next generation of hardware founders

Our summer tour of various maker events took us to San Fransisco, where we were invited to visit a unique campus incubating what hope to be future-defining companies , many of which are using Rasberry Pi hardware to get their ideas off the…

Hackaday · 1j#

Another Wireless Chip has a Hidden SDR Revealed

The news of the past couple of weeks has seen the ESP32 turned into an software-defined radio (SDR) thanks to a hidden baseband mode, an exciting development by anyone’s standards. It seems unexpected SDRs are like busses in that you wait…

Hackaday · 1j#

Using Optical Waveguide Arrays to Make Sheets Sense Shapes

Determining the shape of an object which can change dynamically is a bit of a challenge, one that especially vexes those who are really into Virtual Reality. Sensing the orientation of various limbs and appendages usually requires external…

Hackaday · 1j#

45 Years Later, The Sinclair ULA Design Documents Surface

In the 8-bit home computer boom of the early 1980s, Sir Clive Sinclair’s machines were always among the cheapest on the market, often packing a surprising level of sophistication in their limited hardware. If there was one component that…

Arduino Blog · 1j#

Your Arduino Nano Matter board now speaks Zigbee

Pick Zigbee® from a menu in the Arduino® IDE, upload an example, and your board joins the smart home network that bulbs, sensors, and switches already share. The Arduino® Nano Matter board has always been about the low-power side of the…

Hackaday · 1j#

C64 Hardware Simulator Isn’t (Just) For Playing Around

If you want to play old Commodore games, there are C-64 emulators available for just about any platform– but most of them are so high level, they’re really meant for just that: playing games. [antirez] has a different goal with his…

Hackaday · 1j#

Hand-Machined Stake Sharpener Just in Time for Dracula Season

Vampires aren’t as common as they once were, but in most places they aren’t fully protected and it’s still possible to get a tag for legal hunting come October — at least if you’re using traditional weapons, like a good old wooden stake.…

IEEE Spectrum · 1j#

Chasing China’s Monazite Monopoly

One of the singular features of Baotou, an industrial city of 2 million people in Inner Mongolia, is a 10-square-kilometer (4-square-mile) lake that is among the most polluted in the world. The artificial lake, referred to by the name of…

IEEE Spectrum · 1j#

Can a Radioactive Ore Break China’s Grip on Rare Earths?

The global campaigns to break China’s dominance of vital rare-earth markets are shaping up into one of the signature geostrategic struggles of the early 21st century. Hundreds of mining companies, government agencies, and industrial…

Hackaday · 1j#

So You Want To Make Your SDR Work On Other Frequencies

Perhaps the most exciting news of the past few weeks in the world of hardware hacking has been the unlocking of hidden SDR functionality in the Wi-Fi radios found on Espressif ESP32 microcontrollers. They can be used as both transmit and…

Embedded.com · 2j#

Solving the Edge Computing Energy Problem

With edge AI, the inference has moved from the cloud to the embedded device. Cameras, wearables, industrial sensors, robots, and vehicles can run trained models, making predictions or decisions on new and uncertain data. Because these…

IEEE Spectrum · 2j#

Compact Analog Signal Generators for Fast RF Testing

This White Paper shows RF and microwave engineers and technicians how compact analog signal generators support core amplifier and receiver test tasks, from gain and distortion measurements to blocker rejection, power calibration, and local…

Hackaday · 2j#

Pager Converted to Meshtastic Node

Text messaging has been around on cellular networks en masse for around three decades now. It’s so common that it’s difficult to remember a time without it. Its two-way quick messaging is incredibly useful, but for even simpler…

Hackaday · 2j#

AI Controls iPhone Via ESP32

Do you want to get an AI agent to do something to an iPhone? You could try and jailbreak the device and do some heavy software hacking, or… you could grab a microcontroller off the shelf and have it do the hard work. [Henry Yuan] explains…

Arduino Blog · 2j#

Building a super-affordable automated PCB inspection system

There is a vast gulf between making a one-off prototype and mass-production at scale. Within that gulf, there are innumerable small teams and businesses churning out PCBs in relatively low quantities – say dozens or hundreds a month.…

Hackaday · 2j#

Single Button, Handheld Gaming Console

Those of us who grew up in the 70s and 80s might be familiar with the Atari 2600 console and its now relatively unrecognizable (by modern standards) controller with only a single button and stiff whole-hand joystick. By comparison, the…

Embedded.com · 2j#

Microchip Unveils PCIe Gen 6 and NVMe Devices for Data Centers

Microchip Technology Inc. has expanded its data center portfolio with new connectivity, storage, and acceleration capabilities designed to meet the performance, security, and scalability needs of AI infrastructure. The additions include…

Hackaday · 2j#

Tiny e-Paper Display Delivers 30 FPS of Game Boy Fun

Slow refresh, ghosting and low-contrast — wait, are we talking about passive matrix LCDs, or e-paper displays? That might be why e-paper Game Boy emulators are a thing: the limitations of the black-on-grey e-paper screens remind us of the…

IEEE Spectrum · 2j#

IEEE Continues Preparations for the Realignment of Its Regions

Progress continues in restructuring IEEE’s geographic regions, as outlined in The Institute’s February 2023 article “ IEEE Is Realigning Its Geographic Regions .” The “Region 1” designation will no longer be used. The new Region 2 will…

Hackaday · 2j#

2026 Hackaday Supercon: Workshops are Open!

Supercon is Hackaday’s annual gathering, and you absolutely need to be there. Today, we’re pleased to announce our lineup of workshops, and it’s more than we’ve ever offered, thanks to moving to a bigger venue and to our awesome community…

Hackaday · 2j#

DIY Force Sensing Joysticks are a Cheap Way To Go

Traditional joysticks typically use potentiometers or hall effect sensors to determine the displacement of the stick itself when moved by the operator. Force-sensing joysticks are considered more desirable for certain purposes like…

Embedded.com · 2j#

Axiado, Arm Integrate AI Security into AGI CPU Servers

Axiado Corporation has announced a collaboration with Arm to integrate its Data Center Secure Control Module (DC-SCM) cards into the Arm AGI CPU server platform. The integration combines hardware-anchored security, intelligent platform…

Raspberry Pi News · 3j#

From garage tinkerer to professional Maker in Chief, now as a game

You can’t open a news site at the moment without AI being blamed for something — taking jobs, doing pupils’ homework, orchestrating the death of the internet… Some of that is fair, but one thing tends to get lost in the noise, and it’s the…

Hackaday · 3j#

Does It Run… Duke Nukem 3D?

When id Software released DOOM back in 1993 it helped define the genre, but it was hardly the only hit first-person shooter of that decade. There was also 3D Realms’ 1996 Duke Nukem 3D , a game which added some humor to the genre. Here’s…

CNX Software · 3j#

VIEWE launches 4.3-inch ESP32-S31 display development board

VIEWE has introduced the PLCM-UES31S043H800V480C-U, a 4.3-inch smart display module that appears to be the first third-party development board powered by the new ESP32-S31 MCU. The board includes a 4.3-inch display with 2.4 GHz Wi-Fi 6…

Hackaday · 3j#

JawnCon 0x3 Kicks off in Philadelphia this Friday

Philadelphia’s homegrown hacker con returns this weekend , and this time it’s starting a day early to pack in even more talks, demos, and activities. Tickets are still available for anyone who can get themselves to Arcadia University by…

Hackaday · 3j#

ESP-SDR Can Now Transmit

Well, that was fast! Last week, we reported on two apparently simultaneous hacks using the 2.4 GHz radio inside many ESP32 variants that enabled raw access to the radio samples, turning it into a listen-only software defined radio (SDR)…

Hackaday · 3j#

Using a Waffle to Check the Health of your Wii U’s NAND Flash

Game consoles tend to have a weak spot or two that will take certain units out sooner than they would due to normal parts aging. In the case of the Wii U it’s the eMMC storage IC with the console’s firmware and any user data that likes to…

Embedded.com · 3j#

Designing Edge AI for Real-Time Systems

Bringing AI directly into embedded systems is much more than just running a model on the device. When a decision must come within milliseconds, every element of the chain becomes decisive. The sensors, correctly sized memory, optimized…

Embedded.com · 3j#

TI unveils 3-GSPS ADC for AI Data Centers at OCP

Texas Instruments Inc. (TI) has claimed the industry's first analog-to-digital converter (ADC) to enable 24/7 event-based remote monitoring at nanosecond resolution for AI data centers. Introduced at the Open Compute Project (OCP) Global…

Embedded.com · 4j#

Marvell Introduces Six-Channel CXL 3.2 Memory Expanders

Marvell Technology Inc. has introduced the Structera X 3406 and 3506, second-generation CXL 3.2 memory expansion controllers designed to increase memory capacity, bandwidth, and utilization in AI servers and data center infrastructure. The…

IEEE Spectrum · 4j#

Meet the Anthropic Engineer Keeping Its AI Agent Trustworthy

If you’ve ever wondered how Claude and similar AI agents can answer complex questions in seconds and where they get the information, you’re not alone. Gurmeet Saran works to find that answer every day as an engineer at Anthropic in San…

IEEE Spectrum · 5j#

First Utility-Scale Enhanced Geothermal Plant Goes Live

This article was originally published by Canary Media . The geothermal startup Fervo Energy is now selling power to the grid from its Cape Station project in Utah—marking the first time a utility-scale, next-generation geothermal facility…

Raspberry Pi News · 5j#

Bringing computing to rural schools in Argentina

This #MakerMonday , we meet Eliana Otrera, a teacher bringing computing to rural schools in Argentina and running Raspberry Jams so kids can access computers and programming. Eliana Otrera lives in Forres in the province of Santiago del…

Espressif News RSS · 5j#

arduino-esp32 GitHub Repo

Language English ESP32 This is the GitHub repo of Arduino core for the ESP32 family of SoCs. latest Friday, October 9, 2026 https://github.com/espressif/arduino-esp32 Send add/update notification to subscribers: Document Type: Application…