[Etienne Sellan] got one of these lovely $5 logic analyzers. As with any shiny new tool, he started looking for things to investigate with it, and his gaze fell on a Sentry Safe (produced by Master Lock). On the surface level, this keypad-equipped safe is designed decently when it comes to privilege separation. You can take the […]
ANYONE CAN BE THE MASTER OF THIS MASTER LOCK SAFE Continue Reading
In CPU design, there is Ahmdal’s law. Simply put, it means that if some process is contributing to 10% of your execution, optimizing it can’t improve things by more than 10%. Common sense, really, but it illustrates the importance of knowing how fast or slow various parts of your system are. So how fast are
With feline obesity on the rise, keeping track of your cat’s weight is an important part of keeping them healthy. However, a weighing session can be anything from a routine job to a painful procedure, depending on your cat’s temperament. [Andy]’s cat Ellie is one of those who dislike being weighed, so in order to
TRACK YOUR CAT’S WEIGHT THROUGH THIS INTERNET-CONNECTED LITTER BOX Continue Reading
The MMORPG RuneScape holds a special place in the hearts of those who played it in the early 2000s. Sure it might seem exceptionally quaint by modern standards, but at the time it was groundbreaking stuff. Plus you could play it for free, which certainly helped get people onboard. While there’s a more modern build available, many
LED HEART KEEPS TABS ON YOUR RUNESCAPE CHARACTER Continue Reading
[Marcel] thought – what if he had more control over his house ventilation system? You could add some nifty features, such as automatically ventilating your house in the mornings when everyone’s away, only creating noise when nobody’s around to hear it. Sadly, most ventilation systems are not automation-friendly at all – he was lucky, however,
HACKADAY PRIZE 2022: HOUSE VENTILATION REVERSE-ENGINEERED AND AUTOMATED Continue Reading
The official Arduino Team has this week announced that the Arduino Cloud has a new container for all the cloud services. The new container can be accessed by clicking the Arduino Cloud button located in the main header on any of the website pages. Simply signing if you have an Arduino account already or create one choosing
Arduino Cloud receives new container for all the cloud services Continue Reading
Developers, makers and electronic hobbyists interested in creating applications and projects for the Internet of Things (IoT) may be interested in a new IoT development board named IoTFi. Created by hardware engineer Arushi based in London in the UK, the board is based on the Raspberry Pi RP2040 and is equipped with integrated GPS and Wi-Fi ESP32.
IoTFi Internet of Things IoT development board Continue Reading
The oldest form of television used a spinning disk with a progression of holes — a Nipkow disk — to slice the image into lines for display. They’re surprisingly simple machines and capable of unexpectedly high-quality images despite their relatively low resolution. Even better, in an age of microcontrollers and bright LEDs, making one that
If there’s something weird in your Network Neighborhood, who you gonna call? If you want your WiFi troubles diagnosed in style, try calling [Travis Kaun] — he might just show up wearing the amazing Pwnton Pack. Built from a replica Proton Pack similar to those used in the 1984 classic Ghostbusters, it’s a portable wireless security diagnostics
TRACK DOWN GHOSTS IN YOUR WIFI WITH THE PWNTON PACK Continue Reading
Affordable and reliable cell phones have revolutionized the way we communicate over the last two decades or so, and this change was only accelerated by the adoption of the smartphone. This is all well and good if you’re living in a place with cellular infrastructure, but if you’re in more remote areas you’ll have to
