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I Built a Stereo Vision Board for Hardware Hackers
This article was written entirely by a human, for humans. I tend to get excited about certain chips. This time, it was a microprocessor: The Rockchip …
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The latest blog posts to take off on Hacker News. 4,805 posts.
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The Secret Life of Circuits is now in stock everywhere
For the past couple of weeks, you could get my latest book — The Secret Life of Circuits — directly from the publisher.
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Way to Play Super Mario 64: On Apple Vision Pro
Super Mario 64 becomes a living diorama on Apple Vision Pro. Each level sits on your real table, and you walk around it while you play with a game controller. You are the camera: lean in for a closer look, or step around the table to see Mario from any side.
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ZX Spectrum Next Laptop
Having created a laptop style case for my ZX Spectrum Next dev board previously, I wanted to re-visit the idea of a Spectrum laptop and address some of the issues faced in the previous version.
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The Intel 8087 chip: floating-point addition and subtraction
In 1980, Intel introduced the 8087, a chip that made floating-point operations much faster in the IBM PC and other systems. Although the 808...
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eBay Restricts Listings of Radio Equipment, but Exempts Ham-Band-Only Gear
The American Radio Relay League (ARRL) is the national association for amateur radio, connecting hams around the U.S. with news, information and resources.
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Laptop Based on 6502 CPU
Gauntlet now has a case, it's 3D printed and there's a few bits I need to adjust, but for a first go I'm really pleased…
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E Ink Kaleido 4
With its new design, E Ink Kaleido 4 supports a broader range of digital content. Compared to the previous generation, E Ink Kaleido 4 doubles its color gamut volume to more than 40K, increases white reflectance by 15%, and improves contrast by 50%. Additionally, with the introduction of new algorithms, E Ink Kaleido…
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How to Train Your Robot
The enormous advance in AI capabilities over the last several years has in large part been driven by the availability of vast amounts of training data.
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Using AI to reverse engineer hardware
After my mother passed away I ended up with a big box full of old film negatives containing photos from childhood family trips and similar. So I decided to buy a negative photo scanner and found that the Plustek 8200i was supported under Linux so I bought that. Only to discover that the chipset in...
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I electrified my push scooter with a power drill
My blog about my project cars and other contraptions
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Gemini 4 Argon for Robotics
Discover Gemini 4 Argon for robotics: leading the ERQA benchmark with physical reasoning, zero-shot control, Real2Sim, and agentic workflows.
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New Apple TV 4K
Apple today announced the next generation of Apple TV 4K, delivering its most immersive home theater experience yet.
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It took me nine years to hack my Xbox 360
I purchased a Matrix CoolRunner Rev D back in 2017. This little chip is called a glitcher and it’s a type of modchip. Its sole purpose, the reason it was designed, is to deliver a short pulse of energy (~ 100 nanoseconds) to an Xbox 360 Console.
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Freeze the Controller, Defrost the Food: Uncovering Vulnerabilities in Danfoss Refrigeration Controllers
Team82 researched the attack surface of the Danfoss AK-SM 800A refrigeration controller platform and identified multiple vulnerabilities affecting the embedded web management interface. Team82 disclosed the vulnerabilities to Danfoss, which addressed them in a new firmware version. Successful exploits of the…
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Eye of Sauron: Long-Range Hidden Spy Camera Detection (2024)
Qibo Zhang and Daibo Liu, Hunan University; Xinyu Zhang, University of California San Diego; Zhichao Cao, Michigan State University; Fanzi Zeng, Hongbo Jiang, and Wenqiang Jin, Hunan University
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Tapo (Rust/Python library) now speaks TP-Link's TPAP protocol
tapo now logs in over the TPAP protocol, so the Third-Party Compatibility switch in the Tapo app can stay off. Also new: H200 and H500 camera hubs with recording downloads, and plug schedules and timers.
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Using Blu-ray M-Disk as backup of last resort
In my previous blog post I talked about how I bought a Blu-ray drive and a couple of M-Discs to use it for long-term archival backups.
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Surely you have ultra-wideband radios on your bins too?
How I massively over-engineered a trivial problem again because I just can't help myself
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The Forgetful CPU (Linux on M4)
This blog post goes into quite some detail about how I first booted Linux on my M4 Mac mini. I encourage you to look up terms and concepts you don’t know, since I cannot explain all the background in this post ;)
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GPT-Synopsys: Frontier Intelligence to Revolutionize Chip Design
Companies form strategic partnership to dramatically advance and accelerate semiconductor innovation News Highlights: Companies sign multi-year agreement to collaborate as preferred partners to...
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Phyllotaxis: An audio-reactive LED display
One of nature's beautiful patterns captured in dancing lights
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Reverse-engineering the Intel 8087's tangent algorithm: more than CORDIC
I hope you're not tired of the 8087, because I have another article about Intel's floating-point chip. 1 In 1980, Intel introduced the 8087...
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Boards of Casio
While working away on the CZP-1 , which was at least initially an effort to create a Casio CZ-101 on a web page I happened to see this YouTube video by oliveoil22:
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Pentium II at 600Mhz with Voodoo 3 Emulated on 86Box with M6 Mac Mini
The best platform for cycle-accurate retro PC emulation may just be the Mac. The M6 achieved a stable 600MHz clock using a 6.0 derived 86Box build.
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The Lost Atomic Update on Loongson CPU
杰哥的{教学，运维，编程，调板子}小笔记
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RAM: the forgotten history (2024)
We owe computers not to Charles Babbage, but to the invention of electronically-controlled working memory.