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KernelUNO: A Lightweight OS Featuring a Linux-like Shell for Arduino UNO

KernelUNO

KernelUNO is an Arduino sketch with 546 lines of code that provides a lightweight OS for the Arduino UNO with a Linux-like shell offering commands such as ls, df, uname, and so on. All you need is an Arduino UNO R3 or a compatible board with a Microchip ATmega328P microcontroller, a USB cable for programming, and optionally a few LEDs and resistors for testing the gpio command in the terminal. KernelUNO offers the following features: Virtual Filesystem – Create files and directories in RAM (/dev, /home) Hardware Control – GPIO management with pin mode configuration System Monitoring – Memory usage, uptime, kernel messages (dmesg) Interactive Shell – Real-time command execution with input buffering 23 built-in commands File system commands – ls, cd, pwd, mkdir, touch, cat, echo [text] > [file], rm, info [name] Hardware commands pinmode [pin] [in/out] – Set pin mode write [pin] [high/low] – Write to pin read […]

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Five Accessories for 3D Printers That You Can Make with Your 3D Printer

considering the purchase of a 3D printer, it’s important to understand that it’s not just a matter of turning it on and watching it create your wildest ideas. 3D printers necessitate various tools and accessories to ensure the machines are kept clean and in good working order. You might be able to acquire these items on Amazon if you’re willing to incur the extra cost, but since you already own a 3D printer, why not utilize it to produce the very accessories it requires?

With appropriate designs and some filament, your 3D printer can generate useful enhancements for your 3D printing environment, ranging from storage shelves and spool rewinders to printing bed scrapers and cleaning tools. With a bit of creativity, you can create all sorts of fantastic instruments, but if you’re in need of some motivation, you can explore 3D printing enthusiast websites, such as Printables or Maker World, to discover various designs and concepts.

Universal spool rack

Comprehending the Significance of a Steam Deck LED Flashing Three Times

gaming laptop, you may consider investing in a Steam Deck. The console offers exceptional value in the portable console arena, but you will eventually need to put it away. When you do, the console will indicate this with a useful — although somewhat perplexing — LED signal.

Each Steam Deck features a setting called “battery storage mode” that aims to preserve the battery’s health when you don’t intend to use the device for extended durations. When this mode is engaged, the power LED will flash three times. However, this is only true for LCD Steam Decks. OLED Steam Decks utilize a different signaling method: The LED will flash blue twice.

Although battery storage can keep the Steam Deck’s battery in good shape for weeks or even months, it achieves this by effectively severing the connection between the motherboard and its battery at the BIOS level. Consequently, once you enable this mode, waking the Steam Deck through standard methods (i.e., pressing the power button) is not possible. To continue using the device, connect it to a power source, such as an outlet, then press the power button. It’s a bit of a hassle, but it ensures the battery remains in excellent condition. Additionally, if you plan to DIY repair the Steam Deck or, for instance, upgrade it with a higher-resolution display, you should turn on battery storage mode in advance to reduce potential risks.

How to enable battery storage mode

How to Efficiently Clean and Care for Your PC: 5 Key Tips

In today’s society, possessing a personal computer is essential, acting as a hub for both your business tasks and personal enjoyment. While PCs and accessories like monitors and keyboards may appear durable, they are, in reality, susceptible to numerous minor issues that can significantly affect your overall experience with them. As a PC proprietor, it is your responsibility to implement a thorough cleaning and maintenance routine, which includes frequently dusting the vents and deleting old, unneeded files.

Maintaining your PC’s optimal performance isn’t solely about steering clear of dubious websites or avoiding food particles in your keyboard; although these factors are crucial too. Both the physical and digital components of your PC continuously face challenges, including dust accumulation in the vents and heavy files hampering performance, which together can lead to your PC’s efficiency dwindling sooner than it ought to. By practicing diligent cleaning and upkeep, you can guarantee your PC enjoys a long, fulfilling existence, meeting all your requirements to the highest degree.

Regularly clean the case and fans

Consumer Reports Unveils the Perfect Monitor Size for Your Home Office Is Not 27 Inches

comprehensive guide on selecting a computer monitor for your remote work station. The conclusion is that larger doesn’t always equate to better. Consumer Reports suggests opting for a 24-inch monitor for your home office instead of a bigger 27-inch model.

Current monitor sizes available in the market typically range from 21 to 27 inches. The primary factor for choosing a 27-inch display for your home workspace is efficiency. A larger screen offers more visual space, allowing you to manage multiple windows and tasks at once. However, if you haven’t previously used a 27-inch desktop monitor, be aware that it is significantly larger than it may appear — possibly too large.

There are specific guidelines to follow to avoid back and neck discomfort while at your workstation. Ideally, your monitor should be positioned so that the top of the screen is just below your eye level. Additionally, you should have your keyboard and mouse easily accessible without needing to twist your body. The height of a 27-inch monitor and its base size may lead you to overlook these recommendations. In this context, Consumer Reports emphasizes an important insight: 24 inches offers a notable enhancement over a laptop or a 21-inch display. Furthermore, it is far more suitable for a standard desk configuration.

The practical distinction between 24-inch and 27-inch monitors