Wednesday, September 7th, 2016
Scott has published a new build: This is the general idea behind how this frequency counter works. It’s so simple! It’s entirely digital, and needs very few passive components. sn74lv8154 is configured in 32-bit mode (by chaining together its two 16-bit counters, see the datasheet for details) and acts as...Tags: Microcontrollers, python, radio frequency
Posted in RF | No Comments »
Monday, August 1st, 2016
Scott Harden writes, "A new project I’m working on requires real-time analysis of soundcard input data, and I made a minimal case example of how to do this in a cross-platform way using python 3, numpy, and PyQt." More details at Scott Harden's blog. All project files are on GitHub. Check...Tags: python
Posted in how-to | No Comments »
Thursday, July 14th, 2016
Scott W Harden writes, "After using the AVR-ISP mkII for years (actually the cheap eBay knock-offs) to program ATMEL AVR microcontrollers, today I gave the Bus Pirate a shot. Far more than just a microcontroller programmer, this little board is basically a serial interface to basic microcontroller peripherals." Full details at SWHarden...Tags: Microcontrollers, python
Posted in Bus Pirate | No Comments »
Tuesday, September 8th, 2015
Marcelo Roberto Jimenez wrote an assembler/disassembler for XSVF, he writes: As a sequence of my last project, the JTAG/XSVF library for Arduino, I felt I needed a XSVF assembler and disassembler, so that I could hack JTAG a little bit. I found that XSVF is very convenient, much more than...Tags: Assembler, disassembler, python, XSVF
Posted in hacks, JTAG | No Comments »
Wednesday, August 26th, 2015
Dilshan Jayakody writes: Audio output transformers are heavily used in vacuum tube and some (older) transistor base audio power amplifiers, but these days output transformer are quiet hard to find and expensive item. For homebrew projects the best option is to construct those transformers by ourselves and this script...Tags: AF, audio, python, transformer
Posted in hacks | No Comments »
Friday, June 12th, 2015
Steve Rodgers has been busy coding. He's developed a set of Python scripts (BOMtools) which allow you to extract part numbers from a Kicad schematic and match them to a part number database. There are two scripts. One which does the part merge operation and is called from Kicad and...Tags: BOMtools, Kicad, python
Posted in partlist, parts, scripts | 1 Comment »
Sunday, April 19th, 2015
Rohit Gupta has written a Python command line tool to merge several PDFs generated by Eagle into one for easier printing when using toner transfer method. He calls is BoardMerge and you can download it from Rohit's website. Via the contact form.Tags: BoardMerge, Eagle, PDF merge, python
Posted in Eagle, open source, software, tools | No Comments »
Wednesday, February 18th, 2015
Robson of Dragão sem Chama writes, "this time I want to share my Mega Drive flash cart made of old BIOS chips. I made it because my Sonic cart was not working since always. I used Arduino, Python and a bit of Processing (nice to show visual info) to program" Via the...Tags: Arduino, Mega Drive cart, python
Posted in repair | 1 Comment »
Friday, November 21st, 2014
A Static DOM XSS scanner by Ajin Abraham, that is available at Github: Static DOM XSS Scanner is a Static Analysis tool written in python that will iterate through all the JavaScript and HTML files under the given directory and will list out all the possible sources and sinks that...Tags: html, python, scanner
Posted in tools | No Comments »
Wednesday, October 8th, 2014
RPi Board, a board to learn Python with the Raspberry Pi by Jesus Echavarria. He writes: Once I check that all is Ok, it’s time to start programming. There’re a lot of manuals and references over internet of how to start programming in Python. Here I’ll cover the basic examples to...Tags: python, Raspberry Pi
Posted in R-Pi | No Comments »
Tuesday, April 29th, 2014
Miguel Grinberg writes: This weekend I decided to take a short vacation from my book writing effort and spend time on a project I wanted to work on for a long time. The result of this effort is a brand new Flask extension that I think is pretty cool. I'm...Tags: Flask, HTML5, Javascript, python
Posted in scripts, site | No Comments »
Wednesday, March 26th, 2014
Dilshan Jayakody writes: This a quick post regarding homemade 300V - 2.3A isolation transformer. This transformer is a part of my ongoing 300V AC/DC variable power supply project and it’s boxed as a separate unit because of its heavy weight and size. All the parameters of this transformer are calculated...Tags: AC, isolation, python, script, transformer
Posted in DIY | 2 Comments »
Thursday, February 6th, 2014
Here's an interesting piece of open source code known as RTL_FM_Python for controlling the RTL-SDR dongle. "This is a Python library built upon the RTL-SDR project and allows you to use the RTL-SDR dongle to tune in arbitrary stations either with a simple web application running on a built-in server,...Tags: python, RTL_FM_Python, RTL-SDR
Posted in open source, RF, SDR, software | No Comments »
Wednesday, February 5th, 2014
Ethan Zonca of Protofusion writes: The SSD1306 is an OLED display made with SPI and I2C interfaces. With a simple Python library I adapted (a modified version of py-gaugette), it is easy to render text, images (from bitmaps of pretty much any format), progress bars, etc. This guide is a...Tags: BeagleBone, python, SSD1306
Posted in library, OLED | 1 Comment »
Thursday, November 28th, 2013
Torsten came across an interesting project on Kickstarter called Micro Python by Damien George. He writes: It has some very nice new design ideas as well as a totally new way of dealing with uC. I often do prototyping of a certain algorithm in python because it is very easy to debug and test. After that,...Tags: Microcontrollers, python
Posted in dev boards | 3 Comments »
Tuesday, May 21st, 2013
Pierre Villeneuve writes about his Dancing Lego robot project: Its based on my Raspberry Pi, five servo motors, and Lego parts stolen from my son’s collection. The robot dances to some pretty groovy music, and there is a special appearance by Lego Batman.In addition to the Pi, he uses a...Tags: I2C, Lego, python, servos
Posted in R-Pi | 2 Comments »
Friday, March 22nd, 2013
Google engineers J.J Barrons and Joe Fernandez have developed this lawn irrigation system. Dubbed Irrduino it uses Android, Ardiuno, Python, Dart and the Google App Engine. The project hardware details can be found on JoesHacks blog. The source code can be downloaded from Google code. The files include an Arduino...Tags: google, python, remote control
Posted in Android, Arduino, code, open source | 9 Comments »
Saturday, February 23rd, 2013
Al from Ear to Ear Oak has released this open source cross platform Python frequency scanning GUI for the OsmoSDR rtl-sdr library. The software scans a range of frequencies and plots the result, allowing you to find signals to investigate. The RTL dongle has a maximum bandwith of about 2.8MHz...Tags: OsmoSDR, python, radio scanner, RTL-SDR
Posted in code, open source, RF, SDR | 1 Comment »
Thursday, January 3rd, 2013
jokkebk over at Code and Life has developed a simple “HDMI server” for the Raspberry Pi that uses pyserial to receive commands over Pi’s serial interface, and pygame to display graphics primitives according to those commands. An Arduino client was written to send these commands to the Pi, drawing a...Tags: HDMI, python, video
Posted in Arduino, code, R-Pi | No Comments »
Friday, October 19th, 2012
Crleblanc wrote a Python module for transmitting and receiving infrared signals with the IR Toy. It's tested under Linux, Raspberry Pi, and is expected to work under Windows as well. It's open source and hosted on the the Python Package Index (PyPI) linked above. I played around with the IR...Tags: IR Toy, open source, python
Posted in open source, USB IR Toy | No Comments »
