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Archive for the ‘code’ Category

Sniffing GSM traffic with HackRF and GNU Radio

Saturday, June 13th, 2015

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Posted in code, hacks, SDR, tutorials | No Comments »

Sniffing Crazyflie’s radio with HackRF blue

Friday, June 12th, 2015

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 Quadcopter. It is a 2.4GHz USB radio dongle based on...

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Posted in code, reversed, RF, wireless | No Comments »

Arduino Due advanced ADC

Sunday, May 3rd, 2015

Piotr Nowicki wrote a post on his blog about using some of the advanced capabilities of ADC in Arduino Due. He hadn't seen this topic covered anywhere yet and hopes it will useful to fellow hackers. Via the contact form.

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Posted in Arduino, code | No Comments »

Arduino equipped inline sensor skates

Tuesday, February 17th, 2015

Anurag Mishra writes, Recently I bought a new pair of Inline Skates. So an idea struck my mind. I modified my skates to give me some results. I wanted to measure the speed with which I am skating and if I get to know the surrounding conditions, that would be...

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Posted in Arduino, code, LEDs, open source, sensors | No Comments »

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

Sunday, February 8th, 2015

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 mixed signal systems. "The presenter is amateur radio operator Chris...

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Posted in code, components, FPGA, Videos, wireless | No Comments »

Homebrew wireless security system

Monday, February 2nd, 2015

In a previous post we covered the security node that Ken from OverEngineered was building to replace the proprietary home security system in his house. Ken has updated us on the project's status. "I finally got the final version of that node installed and running my home's security system. It's...

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Posted in code, DIY, open source, security, wireless | 1 Comment »

Chrome RTL-SDR receiver app updated

Sunday, January 11th, 2015

When it comes to the RTL-SDR dongle, there's an app for that! (At least a Chrome app.) The Chrome app store has the updated RTL-SDR Radio Receiver app available for download. It's free and open source and is written 100% in Javascript. "Receive and listen to FM and AM radio...

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Posted in code, open source, SDR, software | 6 Comments »

CCC video – Fernvale: An Open Hardware and Software Platform

Wednesday, December 31st, 2014

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. The MT6260 is the chip that powers many of the...

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Posted in code, hacks, open source, Videos | 10 Comments »

SDWebServer – enc28J60 and Arduino

Thursday, November 6th, 2014

Luca Dentella has informed us of his latest project using an ethernet shield based on the ENC28j60 driver from Microchip. SDWebServer is a complete webserver that can retrieve static elements from an SD card (including a user-defined default webpage) and can also create dynamic pages. This is the latest post...

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Posted in Arduino, code, open source, PIC | No Comments »

The D programming language

Monday, November 3rd, 2014

If you're into learning programming languages, you may what to check out a new programming language known as D. What is D? According to the developer's website D is a general purpose systems and applications programming language. It is a high level language, but retains the ability to write high...

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Posted in code, documentation, ebook | 6 Comments »

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

Saturday, November 1st, 2014

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 inclusive! As you may know, installing open-source drivers such as...

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Posted in code, how-to, open source, software | 1 Comment »

Using the AS5048A angle sensor

Wednesday, October 29th, 2014

Richard from Zoetrope wrote this blog article about a PCB to make using the AS5048A angle sensor really easy. He used dirtyPCBs for the board, and Zoetrope will be giving a few of them away. Via the contact form.

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Posted in Arduino, code, how-to, open source, PCBs, sensors | 2 Comments »

OpenSprinkler Firmware 2.1.0 released

Tuesday, October 28th, 2014

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 data from Wunderground.com), timezone and DST detection, logging, and a...

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Posted in code, open source, robotics | No Comments »

GrrCON 2014: Home grown Linux

Sunday, October 19th, 2014

In this presentation from GrrCON 2014, author Dr. Phil Polstra discusses how to develop your own Linux distro. Phil has assembled his distro known as The Deck which is useful on the Beagleboard and Beaglebone Black boards. (more…)

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Posted in code, DIY, Linux, Videos | 1 Comment »

Video: FlexRadio open API

Sunday, October 12th, 2014

During the TAPR/ARRL Digital Communications Conference in Austin last September, Stephen Hicks N5AC gave this presentation on interfacing with FlexRadio using their open API. Part II of this presentation was given by Graham Haddock KE9H, and discussed the FlexRadio wavefrom API. It is available from HamRadioNow. FlexRadio produces a series...

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Posted in code, RF, SDR, Videos | 1 Comment »

Reverse engineering wireless pro studio lighting

Wednesday, October 1st, 2014

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 obtain preliminary addressing information, then used an nRF24L01+ module in...

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Posted in Arduino, code, Logic Sniffer, reversed, wireless | No Comments »

Realtime GPS+GPRS tracking of vehicles using Arduino

Sunday, September 14th, 2014

Javier from CookingHacks writes: We made a

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Posted in Arduino, code, sensors | 1 Comment »

Native assembler programming on Arduino

Saturday, September 6th, 2014

Eagle over at at cypherpunk.at posted details on programming an Arduino in assembly language. This article is about programming an Arduino board natively in pure Assembler without carrying the rucksack of standard libraries and functions. Using a simple example and an Arduino Uno board, I will show how to assemble,...

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Posted in Arduino, AVR, code, tutorials | 2 Comments »

NTSC video signal generation demystified

Monday, September 1st, 2014

Sagar has posted the final installment on his blog series demystifying the NTSC video standard. NTSC progressive scanning mode and simpler sync methods are not well documented and this issue is addressed here. Producing video signals by going to lowest hardware level is fun and satisfying. With the number of...

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Posted in code, components, tutorials | No Comments »

Cheap entropy using RTL-SDR dongle

Sunday, August 31st, 2014

We've seen the RTL-SDR dongle used for a number of interesting projects, but here's an unusual one not directly related to signal monitoring. Noel Bourke was considering the topic of entropy and randomness as it relates to encryption and came up with a unique use for the RTL-SDR. When RTL-SDRs...

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Posted in code, encryption, SDR | 1 Comment »

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