Low-speed USB using bit banging for small PIC16F chips, similar what the V-USB project does for AVRs: The 16FUSB is a software implementation of the USB low-speed for PIC16F628/628A microcontroller. All communication stuff is done by the firmware, completely discarding … Read more
Shenzhen is well known for locally produced and customized technology. From custom cell phones to personalized push buttons, you can find it in Hua Qiang Bei. Sjaak found a building that consists entirely of USB flash disk sellers. There’s a … Read more
Here is a project describing how to build a DIY USB slingshot joystick. The platform is based on a small NXP LPC11U24 breakout board with USB capability, a 3-axis sensor, and a stretch sensor. It is all incorporated into real … Read more
Owel was unsure if the USB LCD Backpack would work with his 4×20 LCD. We worked with him in the forum to get it going. If you have any doubts or questions about your project, fast help is just a … Read more
JTR and Dolabra dug into adding the HID class to the open source USB stack for PIC microcontrollers. A few days ago they succeeded in interfacing a custom piece of software with the a PIC18F14K50 microcontroller using the HID class. … Read more
András Veres-Szentkirályi is part of the H.A.C.K. hackerspace in Hungary. They acquired an affordable, slightly used UNI-T UT2025B digital storage oscilloscope. He wondered what useful information could be gained from sniffing the USB port using Wireshark on a Linux box. … Read more
Dolabra took up the task to add support for the HID class to Hoken and JTR’s open source USB stack. Up till now it only supported the CDC class, and HID is still a long way away, but progress has … Read more
JJShortcut took one of the webkey USB devices his school was discarding and decided to reverse engineer it. The device plugs into the USB port on a PC and when its on-board button is pushed it opens the computer’s web … Read more
Cotton Candy is a mini Linux box in a package resembling a USB thumb drive. FXI Technologies, Inc., a Norway-based hardware and software startup which developed the product, has launched cstick.com, a community website and technical forum where Cotton Candy … Read more
In this talk from the recent 28C3 conference in Berlin, Drew Fisher discusses the process of reverse engineering the Kinect audio protocol. He shows how the USB standard can help a reverse engineer out and proceeds to analyze a set … Read more
Paul Asselin has written a description of his design of a USB Lithium Polymer battery charger. I wanted to build a cheap USB LiPo charger and didn’t like the unavailability nor the price of the Maxim’s MAX1555. Searching for something … Read more
JTR released a major updated to the open source USB stack that’s been brewing in the forum. It’s been designed to work with a generic echo demo, the Bus Pirate v4, the USB IR toy, the LCD Backpack, the Locgic … Read more
In this lightning talk from the recently concluded 28C3 Chaos Communication Congress in Berlin, Aram Bartholl presents updated information on the topic of dead drops. Dead drops are a means of anonymously conveying data using USB drives physically embedded in … Read more
Joe Britvch writes: Check these out. Nice DSP kit for a good price $55 sale (normal $99). The TI C5535 eZdsp USB Stick Development Kit. On sale until 12-31-11. I just got mine, but I have to put it under … Read more
Andrzej “Emeryth” Surowiec writes: “I wanted to share my latest hack with you – a USB gamepad attachment for the Nokia N900. I’ve built a gamepad that connects to the USB port and fits nicely over the keyboard. It features … Read more
Trev writes to inform us of an Android computer in a USB key. This device is now being prototyped by FXI and has been code named Cotton Candy. “The Cotton Candy is a USB stick sized computer device that allows … Read more
Bluehash from 43Oh writes to inform us of today’s TiDeal: the MSP430F5529 USB Experimenter’s Board. “On the board itself is USB connectivity, a five-button capacitive touch pad, a MicroSD slot with a 1GB card included, a 102 X 64 dot … Read more
Ytai demoed an IOIO android development board over Bluetooth. Connect the board to your Android enabled device and control various IO pins on the board: IOIO is a board providing I/O connectivity for Android. Until recently it would use a USB connection … Read more
This ‘app note’ was posted in the forum by rsdio. Great advice for designing USB devices for proper current and maximum power: There are some common misconceptions about USB Device design with regard to the amount of current available and … Read more
Good news everyone! A new free and open source USB stack is now available for PIC microcontrollers. Today we finished testing and prepared a simple echo test that works with PIC 18F and 24F. We hope a demo release will … Read more
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