Category Archives: firmware

A Hoverboard As An Assistive Device

Assistive devices for people with disabilities can make an inestimable difference to their lives, but with a combination of technology, complexity, and often one-off builds for individual needs, they can be eye-wateringly expensive. When the recipient is a young person who may grow out of more than one device as …read more

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Posted in assistive device, assistive technolgy, firmware, hoverboard, Medical hacks, motor controller | Leave a comment

A Hacker’s Guide to JTAG

If you’re reading Hackaday, you’ve almost certainly heard of JTAG. There’s an excellent chance you’ve even used it once or twice to reflash an unruly piece of hardware. But how well do you actually know JTAG? More specifically, do you know how useful it can be when reverse engineering hardware? …read more

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Posted in debugging, firmware, hardware, jtag, openocd, reverse engineering | Leave a comment

The Newbie’s Guide To JTAG

Do you even snarf?

If not, it might be because you haven’t mastered the basics of JTAG and learned how to dump, or snarf, the firmware of an embedded device. This JTAG primer will get you up to snuff on snarfing, and help you build your reverse engineering skills.

Whatever …read more

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Posted in debugging, dump, firmware, flash, Joint Test Action Group, jtag, Microcontrollers, misc hacks, snarf | Leave a comment

An Open Source Ebike

In the ebike world, there are two paths. The first is a homemade kit bike with motors and controllers from China. The second is a prebuilt bike from a manufacturer like Giant, with motors and controllers from China, which will be half as fast and cost three times as much. …read more

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Posted in bicycle, china, ebike, efficiency, firmware, mid drive, news, open source, tong sheng, transportation hacks, tsdz2, upgrade | Leave a comment

Prusa Dares You to Break Their Latest Printer

Two months after its surprise reveal at the 2019 East Coast RepRap Festival, the Prusa Mini has started shipping out to the first wave of early adopters. True to form, with the hardware now officially released to the public, the company has begun the process of releasing the design as …read more

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Posted in 3d Printer hacks, BOOT0, Current Events, dfu, drm, firmware, Hackaday Columns, hardware, prusa, Prusa Mini, stm32 | Leave a comment

RPi4: Now Overclocked, Net-Booted, and Power-Sipping

It has now been a few months since the launch of the Raspberry Pi 4, and it would only be fair to describe the launch as “rocky”. While significantly faster than the Pi 3 on paper, its propensity for overheating would end up throttling down the CPU clock even with …read more

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Posted in firmware, news, patch, Pi 4, power consumption, Raspberry Pi, Raspberry Pi 4 | Leave a comment

Solving The Final Part Of The iClicker Puzzle

The regular Hackaday reader might remember the iClicker from our previous coverage of the classroom quiz device, or perhaps you even had some first hand experience with it during your university days. A number of hackers have worked to reverse engineer the devices over the years, and on the whole, …read more

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Posted in classic hacks, classroom, disassembler, firmware, i>clicker, reverse engineering, wireless hacks | Leave a comment

Breakout Board Becomes Pogo Pin Programmer

Making a programming jig becomes exponentially more difficult after two pins and who would even consider building one if they were not setting up more than twenty boards? If it were easy for novices to construct jigs, we might all have a quiver of them on the shelf next to …read more

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Posted in firmware, Microcontrollers, pogo, Pogo pin, pogo pin jig, programming, software, Wemos, wifi | Leave a comment

Windows 3.1 In My BIOS? It’s More Likely Than You Think

It might be difficult for modern audiences to believe, but at one point Microsoft Windows fit on floppy disks. This was a simpler time, with smaller hard drives, lower resolution displays, and no hacker blogs for you to leave pessimistic comments on. A nearly unrecognizable era, to be sure. But …read more

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Posted in bios, classic hacks, computer hacks, coreboot, eeprom, firmware, libreboot, thinkpad, windows 3.1 | Leave a comment

Jaromir Sukuba: The Supercon 2018 Badge Firmware

If you missed it, the Hackaday Supercon 2018 badge was a complete retro-minicomputer with a screen, keyboard, memory, speaker, and expansion ports that would make a TRS-80 blush. Only instead of taking up half of your desk, everyone at the conference had one around their neck, when they weren’t soldering …read more

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Posted in 2018 Hackaday Superconference, badge, badgelife, basic, firmware, Hackaday Columns, Microcontrollers | Leave a comment