Category Archives: code

Sniffing Crazyflie’s radio with HackRF blue

arnaud acquired a HackRF Blue and has been busy coding up a GNURadio project for analyzing Crazyflie radio transmissions. Crazyflie is a nano quadcopter/drone controlled over a wireless link. The Crazyradio is the official radio dongle for the Crazyflie Nano … Read more

TAPR/DCC video: System on a Chip – Programming FPGAs for Mixed Signal Systems

Here is the first of a four-part video series recently posted from the 2014 TAPR/DCC conference in Austin, TX. This is from the DCC’s Sunday Seminar, “a four-hour deep dive” into a single subject, in this case FPGA programming for … Read more

CCC video – Fernvale: An Open Hardware and Software Platform

At the recently concluded CCC conference in Hamburg, Germany, bunnie and Xobs presented their “lawful method for converting closed IP into open IP.” We introduce Fernvale, a reverse-engineered, open hardware and software platform based upon Mediatek’s MT6260 value phone SoC. … Read more

How-to install open source USBasp and USBtiny drivers on Windows

Ray writes with this technique for installing open source drivers on Windows. I came across a surprisingly simple approach to installing USBasp and USBtiny drivers for all versions of Windows — XP, 7, 8, 8.1, whether 32-bit or 64-bit, all … Read more

OpenSprinkler Firmware 2.1.0 released

Ray Wang from RaysHobby announces the release of OpenSprinkler Firmware 2.1.0. OpenSprinkler is an open-source, Arduino-based, web-connected sprinkler controller. This new firmware is a major upgrade that introduces a number of new features, including automatic weather-based watering adjustment (using real-time … Read more

Reverse engineering wireless pro studio lighting

Richard Webb just finished an article on reverse engineering the wireless protocol used to communicate with some pro studio lighting. His approach involves sniffing the SPI bus into the lighting controller’s RF module using the Open Bench Logic Sniffer to … Read more