Collaborate Disseminate
What if your keychain could tell you the temperature, all while staying battery-free? That’s the essence of this innovative keychain ‘NFC_temp’ by [bjorn]. This nifty gadget harnesses energy from an …read more Continue reading Tiny NFC-Powered Keychain Thermometer
![[rasteri] holding his HIDMan USB dongle](https://hackaday.com/wp-content/uploads/2024/11/retro-usb-1200.jpg?w=800)
Retro computing enthusiasts, rejoice! HIDman, [rasteri]’s latest open source creation, bridges the gap between modern USB input devices and vintage PCs, from the IBM 5150 to machines with PS/2 ports. …read more Continue reading HIDman Brings Modern Input to Vintage PCs
While advances in modern technology have allowed average people access to tremendous computing power as well as novel tools like 3D printers and laser cutters for a bare minimum cost, …read more Continue reading A Tiny Chemistry Lab
The 555 timer is one of the most versatile integrated circuits available. It can generate PWM signals, tones, and single-shot pulses. You can even put one in a bi-stable mode …read more Continue reading Using the 555 for Everything
Self-balancing devices present a unique blend of challenge and innovation. That’s how [mircemk]’s project caught our eye. While balancing cubes isn’t a new concept — Hackaday has published several over …read more Continue reading DIY 3D-Printed Arduino Self-Balancing Cube
When you think 1080p video, you probably don’t think STM32 microcontroller. And yet! [Gabriel Cséfalvay] has pulled off just that through the creative use of on-chip peripherals. Sort of. The …read more Continue reading Doing 1080p Video, Sort Of, On the STM32 Microcontroller
I’m sure you all love to see some colorful blinkenlights every now and then, and we are of course no exception. While these might look like coasters at a distance, …read more Continue reading Is That A Coaster? No, It’s An LED Matrix!
[Marius Taciuc’s] latest endeavor, the B4 Thinker, offers a captivating glimpse into microcontroller architecture through a modular approach. This proof-of-concept project is meticulously documented, with a detailed, step-by-step guide to …read more Continue reading Building a Microcontroller from Scratch: The B4 Thinker Project
If you’re running a big factory, you’ve probably got a massively expensive contract with a major programmable logic controller (PLC) manufacturer. One shudders to think about the cost of the …read more Continue reading A Cheap DIY PLC Based on the Atmega328P
The Raspberry Pi Foundation had their new RP2350 chip audited by Hextree.io, and now, both companies want to see if you can hack it. Just to prove that they’re serious, …read more Continue reading Can You Hack The RP2350? There’s $10,000 On The Line