As simple as the concept of adding two numbers appears at first glance, doing it in the 1970s in Intel’s 8087 FPU with its 69-bit adder was still a tall …read more

As more and more of the ‘smart’ infotainment systems in cars begin to age out of support, it becomes increasingly more relevant to figure out how to do something with …read more

You would think a guitar amplifier would be a straightforward piece of analog electronics. But, of course, these days, everything has firmware, including [mforney]’s Yamaha THR10c. The service manual showed …read more

Although resistors are hardly among the most exciting components, they are arguably one of the most important ones, as anyone who has done any amount of circuit design and debugging …read more

The Honeywell X2S Smart Thermostat is a Wi-Fi-enabled thermostat that is meant to integrate with your typical ‘smart home’ setup, with mobile app control available as well. Of course, just …read more

Recently cheapo video walkie-talkies popped up on everyone’s favorite online retailers, which naturally lured in the usual gaggle of reverse-engineering enthusiasts of cheap tat to see what’s inside these devices, …read more

People seem to be rather into the Unitree Go2 quadruped robot, if only for the low price tag. But perhaps more interesting are the motors that propel it — they …read more

You probably flash new firmware on a variety of devices regularly, even though that’s rare for non-technical types. But what about your hard drive firmware? Most of us don’t want …read more

Continuing on his quest to expose the dark underbelly of modern technology, [Benn Jordan] recently did a deep-dive into the rise of so-called robot dogs. Although their most striking resemblance …read more

Between 2000 and 2002 the Fisher Price Pixter was sold to children as an educational handheld toy with a touch screen that enabled drawing and listening to music in addition …read more

In any MMORPG, the average user will generally only encounter the client side of the system. This makes building a compatible open source version of the proprietary server into a …read more

Continuing his quest to put DOOM on literally everything that has a capable enough processor and a screen, [Aaron Christophel]’s most recent target is a Slate 7 Pro travel router. With …read more

Although the game Pizza Tycoon – known as Pizza Connection in Europe – probably doesn’t ring a bell for many folk, this 1994 DOS title is special enough for [cowomaly] to …read more

In the ages before convenient global positioning satellites to query for one’s current location military aircraft required dedicated navigators in order to not get lost. This changed with increasing automation, …read more

Although toasters should be among the most boring appliances in a household – with perhaps just a focus on making their toasting more deterministic rather than somewhere between ‘still frozen’ …read more

After some water intrusion apparently killed one of [electronupdate]’s Amazon Blink Gen 3 cameras he took this opportunity to do a full teardown and analysis of all the major components. …read more

A while back [Jack] came across a Taito arcade game that neither he nor any of his mates recognized. The game was Adventure Canoe and part of the collection of …read more

By applying symbolic execution and the Z3 theorem prover to BPF bytecode, we’ve automated the generation of malware trigger packets, cutting analysis time from hours to seconds.

A well-known property of wall warts like power bricks and USB chargers is that they always consume some amount of power even when there’s no connected device drawing power from …read more

Devices that were limited to only run a web browser were relatively common around 2000, as many people wanted to surf the Information Super Highway, but didn’t quite want to …read more

Michel Jean] asked a question few others might: what exactly is going on under the hood of a classic HP scientific calculator when one presses the ∫ key? A numerical […read more

Regular Hackaday readers will no doubt be familiar with the work of Matthew Alt, AKA wrongbaud]. His deep-dive blog posts break down hardware hacking and reverse engineering concepts in an […read more

It’s hard to deny that label printers have become more accessible than ever, but an annoying aspect of many of these cheap units is that their only user interface is …read more

The SGI O2 was SGI’s last-ditch attempt at a low-end MIPS-based workstation back in 1996, and correspondingly didn’t use the hottest parts of the time, nor did it offer much …read more

Running a nuclear power plant isn’t an easy task, even with the level of automation available to a 1980s Soviet RBMK reactor. In their continuing efforts to build a full-sized, …read more

Considering that the Serial Peripheral Interface bus semi-standard has been around since the early 1980s, it’s perhaps not that shocking that the controllers of the Super Nintendo Entertainment System (SNES) …read more

Recently ElecrArc240] got his paws on an Intel-branded 3 kW power supply that apparently had been designed as a reference PSU for servers. At 3 kW in such a compact […read more

An interesting detail about the Intel 8087 floating point processor (FPU) is that it’s a co-processor that shares a bus with the 8086 or 8088 CPU and system memory, which …read more

There was a period from the 1970s to the mid-2000s or so when a fixture underneath the family TV set was a VHS videocassette recorder. These were a masterpiece of …read more

With the ESP32-P4 not having any wireless functionality and instead focusing on being a small SoC, it makes sense to combine it with a second chip that handles features like …read more