JTAGduino: JTAG connection using Arduino

August 10, 2014


JTAGduino wired directly to target

One of my personal project ideas is JTAGduino: using Arduino as a JTAG adapter. I wrote a couple of posts about it, and today I managed to connect it to a real target. All the code that I used here is present on my JTAGduino GitHub repository. I have an Olimex STM32-P152 board, and I […]

Posted in: Hardware

Upgrading my Galaxy S from Cyanogenmod 10 to 11

August 9, 2014



I still use a Samsung Galaxy S (yes, without any numbers or words after the S), and I installed CyanogenMod on it. I kept upgrading it quite regularly until some time ago, when CyanogenMod decided to call their releases “snapshots” and I instinctively labelled them in my mind as “nigtly builds”, when instead they are the […]

Posted in: Software

ARM 64-bit developer kit on the way from AMD

August 2, 2014


The news: AMD Announces the Availability of 64-bit ARM Opteron Developer Kits It sure sounds cool: 4 or 8 cores, 16GB of DDR3 RAM, PCI-Express 3, SATA 3, 10Gb Ethernet, microATX form factor and full Linux distribution (Red Hat) already running on it. I feel a little disappointed about a couple of things: I didn’t […]

Posted in: Hardware

How to create bare minimum Debian Wheezy rootfs from scratch

July 21, 2014


Originally posted on olimex:
In this post we will explain how you can create your own Debian rootfs with pre-installed packages of your choice, which to allow tiny Linux images to be created. All steps below should work on any Debian host (Debian/Ubuntu etc) and are verified with Ubuntu 12.04LTS. First of all you need…

Posted in: Software

Digital Signal Processing course on Coursera ended

July 20, 2014


Spyder Python IDE for DSP

I attended the last session of Digital Signal Processing course offered by the Polytechnic of Lausanne (EPFL: École Polytechnique Fédérale de Lausanne) through Coursera.org. The course is presented by Professors Paolo Prandoni and Martin Vetterli. I already knew some of the topics from University, but it was ten years ago and I wanted to refresh […]

Posted in: Software

ChibiOS kernel on Olimex STM32-P152

May 2, 2014


Olimex STM32-P152

I wanted to try the ChibiOS/RT real-time operating system on my micro-controller board that mounts an STM32L152VBT6. ChibiOS is one of many alternative real-time operating systems such as FreeRTOS, RTEMS, eCos and NuttX. It supports many platforms and it’s actively developed by Giovanni Di Sirio (full disclosure: we both work at STMicroelectronics). I downloaded the […]

Posted in: Embedded

Introduction to soldering from Adafruit

April 12, 2014


Collin Cunningham explains briefly and effectively the basics of soldering in this short video. See also: Adafruit Guide To Excellent Soldering    

Posted in: Hardware

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