USB Cheat Sheet (2022)(fabiensanglard.net)
479 points by gwerbret | 82 comments
Fabien Sanglard's cheat sheet table mapping USB marketing names to version aliases, signal speeds, wire counts, and maximum cable lengths.
#usb on Hacker News
12 stories tagged usb, newest first.
USB for Software Developers: An introduction to writing userspace USB drivers(werwolv.net)
387 points by WerWolv | 46 comments
A blog post introducing USB concepts for software developers and explaining how to write userspace USB drivers, with C++ examples.
Hosting a website on a disposable vape(bogdanthegeek.github.io)
1317 points by BogdanTheGeek | 442 comments
A blog post by Bogdan Ionescu describing how he repurposed the microcontroller from a disposable vape to host a website.
Writing a basic Linux device driver when you know nothing about Linux drivers(crescentro.se)
457 points by sbt567 | 63 comments
Blog post recounting how the author wrote a basic Linux USB driver for the Nanoleaf Pegboard Desk Dock using protocol docs from Nanoleaf support.
Why Android can't use CDC Ethernet (2023)(jordemort.dev)
325 points by goodburb | 130 comments
A blog post by Jordan Webb investigating, detective-style, why Android cannot use USB CDC Ethernet adapters despite supporting USB ethernet.
A note on the USB-to-PS/2 mouse adapter that came with Microsoft mouse devices(devblogs.microsoft.com)
349 points by luu | 122 comments
Raymond Chen's The Old New Thing post explaining how the passive USB-to-PS/2 adapter bundled with Microsoft mice worked, with the mouse handling both protocols.
![Screenshot of rtestardi.github.io: Flea-Scope: $18 Source Available USB Oscilloscope, Logic Analyzer and More [pdf]](https://hn.urlbox.com/shots/renders/2025/2/16/36f4a49c-8e12-4c51-b6f9-e5a57260a18d.jpg)
Flea-Scope: $18 Source Available USB Oscilloscope, Logic Analyzer and More [pdf](rtestardi.github.io)
339 points by burgerone | 100 comments
PDF document describing Flea-Scope, an $18 source-available USB oscilloscope and logic analyzer.
Malware can turn off webcam LED and record video, demonstrated on ThinkPad X230(github.com)
976 points by xairy | 501 comments
GitHub repository by xairy with tools and firmware dumps for controlling the webcam LED on a ThinkPad X230, showing it can be disabled while recording.
Making USB devices – end to end guide to your first gadget(popovicu.com)
361 points by todsacerdoti | 60 comments
Uros Popovic's blog post offering an end-to-end beginner guide to building your first USB device that a computer recognizes.
DeskHop – Fast Desktop Switching(github.com)
1196 points by rcarmo | 259 comments
GitHub repository for DeskHop, an open-source Pico-based device for quickly switching keyboard and mouse between two computers.
Pay no attention to the USB port behind the “no USB” sticker(theverge.com)
466 points by occamschainsaw | 240 comments
A short Verge quick post about an HP printer whose USB port was covered by a "no USB" sticker to push wireless printing, embedding a Mastodon post.
Driver adventures for a 1999 webcam(blog.benjojo.co.uk)
398 points by tomwas54 | 68 comments
Blog post by Ben Cox about writing a userspace USB driver to get a 1999 Logitech QuickCam webcam working on modern systems.