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Hardware & Electronics

The most popular blog posts about hardware & electronics on Hacker News. 4,805 posts.

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2254

Raspberry Pi KVMs Compared: TinyPilot and Pi-KVM v3

In a strange coincidence, the authors of TinyPilot and Pi-KVM both emailed me within a week of each other and asked if I'd be interested in one of their KVM devices. Michael Lynch, founder of Tiny Pilot, said he'd used some of my Ansible work in building the TinyPilot update system, and Maxim Devaev, of Pi-KVM, liked…

2259

Two Weeks Until Tapeout

Chronicles of a bad idea. Or how I designed a systolic array with in-silicon debug infrastructure from scratch in under two weeks, and taped it out on Global Foundry 180 nm though a Tiny Tapeout experimental shuttle.

2269

Exploring FPGA Graphics

Welcome to Exploring FPGA Graphics. In this series, we learn about graphics at the hardware level and get a feel for the power of FPGAs. We’ll learn how screens work, play Pong, create starfields and sprites, paint Michelangelo’s David, draw lines and triangles, and animate characters and shapes. Along the way, you’ll…

2279

Google Glass Teardown

Google's latest and hottest gadget needs little introduction. Since its public unveiling in April 2012, the tiny head-mounted Android computer has been collecting controversy and sociological analysis . It is currently available in limited beta to eminent members of the tech community and to a selection of "Glass…

2280

Chiptunes on an ATtiny4 and the 3 Cent Micro

Ever since hearing about Rob Miles' Bitshift Variations in C Minor , a 4-voice polyphonic 16 minute piece of algorithmically generated music, I wanted to implement it in hardware. Getting it onto just any microcontroller seemed too easy , so I wanted it to run on the smallest µC I could find — the ATtiny4. A while…