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Hardware & Electronics

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

Any year
3213

2017 Camera News

Herewith some reportage on the most interesting cameras in the world, with opinions to provoke er entertain people who are up on this stuff, and a basic survey of the landscape for people who like pictures and wonder about cameras.

3220

Rust on the RP2350 (2024)

Today sees the announcement of the latest additions to Raspberry Pi's microcontroller line-up - the RP2350 family. I've had prototype units for a while, and you can run Rust code on it today. To my knowledge this is the first ever microcontroller launch with Rust support out-of-the-box.

3224

VR robots are building railways in Japan

Could VR-powered humanoid robots be the future of heavy construction? Over the years we’ve seen a number of major corporations try their hands at marrying VR technology and robotics, from VR convenience store employees and a remote-controlled bomb squad bot to a rather unsettling headset that uses a robotic arm to…

3228

Patching my guitar amp's firmware

I’m having a lot of fun with reverse engineering lately, so when I was looking over the service manual for my guitar amp, a Yamaha THR10c, and saw references to a UART header in the schematic, I got excited. I wondered if anything cool was hiding in there. Next to it was a JTAG header. I knew next to nothing about…

3233

Programming a CH32v003 with light

A comedic example, parked nicely on the thinnest wedge of the venn diagram, is the HamFurs – people who do amateur radio while wearing fur suits. While it isn't my cup of tea, I love that such a group exists. They seemed like nice people when I chatted to them.

3234

ECC and DDR5

Hamming Codes ECC RAM corrects errors that occur in memory before it gets to the CPU. The most common form of ECC is the Hamming Code [1] which when it has R redundant bits can correct single bit e…

3236

Building a PC, Part IX: Downsizing

Hard to believe that I’ve had the same PC case since 2011, and my last serious upgrade was in 2015. I guess that’s yet another sign that the PC is over, because PC upgrades have gotten really boring. It took 5 years for me to muster up the

3239

Librem 5 Evergreen vs. PinePhone (Part 2)

It’s been about half a year since I wrote my original post comparing the Librem 5 and Pinephone. The original post saw some controversy as well as quite a bit of attention on Hacker News . Surprisingly, for a market dominated by new tech every year, there remains quite a bit of interest in these two devices.