1891
I built my own Sega Genesis (Mega Drive) hardware dev kit from scratch
How I built a Sega Mega Drive dev kit from scratch: reverse engineering the cartridge slot, a homemade logic analyzer, a RAM cartridge and boot firmware.
Top posts
Every blog post that took off on Hacker News, ranked by the votes of its best submission. 4,806 posts.
Hardware & Electronics
Any year
1892
iPad Pro with M5 chip
Apple today introduced the new iPad Pro with M5, delivering a huge boost in performance and taking the next big leap in AI for iPad.
1893
C++17’s useful features for embedded systems
A community and blog for embedded software makers
1894
Physical Intelligence's first generalist policy AI can finally do your laundry
Our first generalist policy, π0, a prototype model that combines large-scale multi-task and multi-robot data collection with a new network architecture to enable the most capable and dexterous generalist robot policy to date.
1895
Moving my PC into my rack in a 2U case
This week I finally moved my gaming/Linux PC into my little office rack—it's that 2U box above the UPS at the bottom: I remembered seeing Linus Tech Tips' 4U build in a video a couple years ago—but he has a full 42U rack in his basement. I don't have that much space—just 2U (technically 3U if I wanted) in my little…
1896
Apple launches Self Service Repair in Europe
Customers in Belgium, France, Germany, Italy, Poland, Spain, Sweden, and the UK can purchase genuine Apple parts and tools.
1897
Testing two 18 TB white label SATA hard drives from datablocks.dev
It has been 0 days since the last change to my home server.
1898
Don't you mean extinct?
In 1993, Jurassic Park came out and revolutionized the use of CGI in films [1] . To the public the experience was magic. But for some of the people in the movie industry, it was a rude awakening.
1899
Goldene: A single atom layer of gold
For the first time, scientists have managed to create sheets of gold only a single atom layer thick. According to the researchers from LiU this has given the gold new properties that can make it suitable for use in various applications.
1900
Most laser printer printed pages have tracking watermark
<br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><a href="http://brahmsyellowdots.blogspot.com/2008/10/it-begins.html">About This Blog</a>
1901
California Earthquakes Disrupted HF Propagation on West Coast
The American Radio Relay League (ARRL) is the national association for amateur radio, connecting hams around the U.S. with news, information and resources.
1902
Halide for iPad
We have a big announcement. Very big, in fact. Four times bigger than any previous announcement. We make Halide, a camera app that combines intuitive, polished design with the powerful features found in professional gear. Today we’re bringing Halide to a whole new form factor. Meet Halide for iPad!
1903
Homebrew Bluetooth Headphones
Instructions to build your own 3D printed bluetooth headphones from readily available parts. All you need is a 3D printer and basic tools.
1904
ESP8266 ePaper WiFi Display Kit Runs for Months on a Charge
In my humble opinion—as I’ve mentioned elsewhere—ePaper is really an amazing display technology that has never really burst onto the mainstream. ePaper is incredibly energy efficient, requiri…
1905
Running a Raspberry Pi with a read-only root filesystem
While there are downsides, using a read-only root filesystem will dramatically increase your Pi SD card's lifetime.
1906
1907
The DisplayPort Pin 20 Problem
When you read up on the DisplayPort connector in the VESA specification, it will show that both the source and the sink are supposed to provide power at 3.3V+-10% and 500mA on the DP_PWR pin, pin 20, of the connector.
1908
Running an eInk Display with Elixir, Scenic and Nerves
So I've been curious about what kinds of displays you can connect to the Pi-series single board computers for a while. I happened to accidentally order a few. Among others an eInk display. I ordered the PaPiRus ePaper. It ended up being dead on arrival and then out of stock so I received an Inky to replace it. Fair…
1909
1910
The Hearts of the Super Nintendo
When I start studying a vintage system, the first thing I like to do is understand how its components work together at the hardware level [1] .
1911
PiFex: JTAG Hacking with a Raspberry Pi
With this blog post, we'll introduce the PiFex, a basic companion board for the Raspberry Pi designed to teach users the basics of hardware hacking and embedded protocols. We will then demonstrate how to use the PiFex to access a JTAG tap on an undocumented SSD, allowing memory reads and GDB access to the SSD CPU.
1912
Getting 50 GB/S Back from the Apple Neural Engine
An RTL performance erratum in the Apple M3 Neural Engine throttles DRAM weight streaming throughput down to 17–19 GB/s from the nominal 45–60 GB/s, whenever the total weight size is an integer multiple of 1 MiB, which currently affects 7 of ANEMLL ’s 15 models. Avoiding the problematic path in the kernel DMA engine's…
1913
Comparing the power consumption of a 30 year old refrigerator to a new one
Having a home server and a few smart plugs leads to interesting data points like this one. Well, interesting to me, at least.
1914
My Steam Machine is a 50ft HDMI cable
It turns out that a _very_ long HDMI cable, a Steam Controller 2 and Bazzite on a second drive was all I needed to get a comfortable couch gaming experience.
1915
A look at the die of the 8086 processor
The Intel 8086 microprocessor was introduced 42 years ago this month, 1 so I made some high-res die photos of the chip to celebrate. The ...
1916
Bitcoin mining on an Apollo Guidance Computer
We've been restoring an Apollo Guidance Computer 1 . Now that we have the world's only working AGC, I decided to write some code for it. Try...
1917
Mechanical computer relies on kirigami cubes, not electronics
The mechanical computer uses a complex structure of rigid, interconnected polymer cubes to store, retrieve and erase data without relying on electronic components.
1918
Dual-touch smartphone design concept
Smartphones have a thumb problem. The touchscreen is a magical invention, but it definitely has its shortcomings.
1919
Robertson vs. Torx screw drives (2021)
I’m going to get straight to the point and say that it’s time for Robertson screws to be retired and supplanted by Torx. This posting is to explain why and is partly motivated by lots o…
1920
Does showing seconds in the system tray actually use more power?
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