1891
8086 Processor's microcode pipeline from die analysis
Intel introduced the 8086 microprocessor in 1978, and its influence still remains through the popular x86 architecture. The 8086 was a fai...
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Hardware & Electronics
The most popular blog posts about hardware & electronics on Hacker News. 3,045 posts.
1892
FreeRTOS meets Rust
The Rust ecosystem has made some cool progress on the embedded development front since my last article . Let’s take a look how we can build a much more ergonomical and safe API to one of the more popular real time operating systems - FreeRTOS - with a full testing and continous integration setup.
1893
ARM Mac: Why I'm Worried About Virtualization
It's late 2020 and you just got a brand-new Mac with Apple's own ARM processors. Exciting! But what will development be like?
1894
286 vs. 386SX
The 386sx wasn't much of an upgrade from the 286, but was popular for a time. Let's take a look at the 286 vs 386sx, and what the SX offered.
1895
The Orange Pi 5 Plus
The launch of the Raspberry Pi 5 was a bit… underwhelming, to be honest. Part of that is because the Raspberry Pi Foundation favors incremental improvement ...
1896
Testing the 12-inch MacBook's Performance with Windows 10
Read it on alexvking.com
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1899
Freeing a Xiaomi humidifier from the cloud
Thoughts, stories and ideas about of a code poet, bit juggler & logic wizard.
1900
1901
How MOS 6502 illegal opcodes work
The original NMOS version of the MOS 6502, used in computers like the Commodore 64, the Apple II and the Nintendo Entertainment System (NES), is well-known for its illegal opcodes: Out of 256 possible opcodes, 151 are defined by the architecture, but many of the remaining 105 undefined opcodes do…
1902
1903
The case of the missing WAV audio files on the FAT32 SD Card
Buckle up kids, as this is a tale. As you may know, I have a lovely podcast at ...
1904
Meet a Shenzhen Maker: Mr. Chen
Meet a Shenzhen Maker: Mr. Chen | Automate ALL the things!
1905
Yamaha DX7 chip reverse-engineering, part V: the output circuitry
The Yamaha DX7 digital synthesizer (1983) was the classic synthesizer in 1980s pop music. It uses a technique called FM synthesis to produ...
1906
Thermochromic Breadboard
A breadboard with visual indication of overheating of the parts.
1907
Yubikey/Smartcard backed TLS servers
It has become clear that storing secrets in computers is hard. The best demo to the world that storing secrets on “online” computers is hard and sometimes devastating, is the large amounts of cryptocurrency theft due to critical keys being in memory of systems directly or indirectly connected to the internet.
1908
Smartphone can use its microphone to extract RSA decryption key from laptop
This is neat: Here, we describe a new acoustic cryptanalysis key extraction attack, applicable to GnuPG’s current implementation of RSA. The attack can extract full 4096-bit RSA decryption keys from laptop computers (of various models), within an hour, using the sound generated by the computer during the decryption of…
1909
Amazon Dash Button's Wireless Audio Configuration
Update: I’ve learned a bit more and as such, see the bottom of the post for an update. I’ve been slow to update this but now that it’s seeming to be gaining a lot of traffic (lead…
1910
Converting a WW2-Era Engine Cowl Flaps Indicator into a USB Peripheral
General Electric 8DJ4PBV quad engine cowling indicator with PIC16F1459 and MCP41HV31-502 board to its right. A Microsoft Surface in the background is controlling the indicators via USB.
1911
Ottopot, a sophisticated DIY MIDI controller
This is the ottopot. It's a MIDI controller I made with nothing but 8 dials. However, the dials I made in the highest quality that I possibly could. There are 2 things in particular that I haven't seen in any other similar devices: High resolution with 14bit MIDI CCs (12bit effective resolution) and a quasi-1:1…
1912
80 FFTs Per Second To Detect Whistles and Switch On Lights
Hey guys As the slightly changed adage goes: a video is worth a thousand words: Interested? Have a look at my tindie page or click below to get more technical details... So, why
1913
The KindleBerry Pi
Curious, how’s the refresh rate? Does the e-ink display refresh fast enough to make typing bearable?
1914
Write your own Virtual CPU in C++ (2014)
I've previously covered writing my own virtual CPU , but I never really fleshed it out and it was never a real thing... For a while, wel...
1915
Shipping 100 hardware units in under eight weeks
Someone once told me hardware is hard...
1916
We don't need a DAC on the ESP32-S3
There's no DAC on the ESP32-S3 - but that's not a problem - we'll just use PDM!
1917
Tiny, cheap, and dangerous: Inside a fake iPhone charger
Thoughts on the death of Ma Ailun According to reports , a woman in China was tragically electrocuted using her iPhone while it was char...
1918
Fixing a knockoff Altera USB Blaster that never worked
What follows is the story of how I fixed not one, but two, different flawed Altera USB Blaster clone devices that never worked correctly after I bought them.
1919
Jailbreak firmware turns cheap digital walkie-talkie into DMR scanning receiver
In the last years, DMR and MOTOTRBO (a.k.a. TRBO a Motorola Solutions branded DMR Radios ) has become a very popular digital voice mode on the UHF and VHF bands and the MD380 radio is the latest cheap DMR walkie-talkie to come out of China. The question is, is it any good? The longer answer is…
1920
Building Pulse and Bloom, an interactive biofeedback installation at Burning Man
Samuel Clay is a grad student in the schools of design and of engineering at Harvard. He founded NewsBlur , a personal RSS news reader, and Turn Touch , beautiful control for the smart home.