Browsing All Posts filed under »Embedded«

ARM history from an OSS developer point of view

June 9, 2013

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Marcin Juszkiewicz is a developer involved in Ubuntu, ARM, Linaro and many embedded projects. Today he wrote an overview of ARM processors history that takes us back from the beginning of ARM up to recent cores. It’s a good and quick read that gives a complete perspective of the evolution of the processors: ARMology | […]

Arduino street

February 10, 2013

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This weekend I attended the Historical Carnival of Ivrea. During our tour of the old city center, I stumbled upon this street with a familiar name… One of Arduino‘s founding fathers, Massimo Banzi, was a teacher in Ivrea, and chose a famous historical figure of the city as the name of their open source project.

Sticky Bits » Developing a Generic Hard Fault handler for ARM Cortex-M3/Cortex-M4

February 1, 2013

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Sticky Bits » Blog Archive » Developing a Generic Hard Fault handler for ARM Cortex-M3/Cortex-M4. This is a very informative post on Cortex-M fault handling. It covers basic handling up to examination of the context that produced the fault.

Videos of ELCE2012 and FOSDEM2012 from Free Electrons

January 17, 2013

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Free Electrons recently posted the following resources: Videos of the Embedded Linux Conference Europe 2012 Videos of the Embedded track at FOSDEM 2012 As usual the conferences are full of interesting projects and information. My highlights for personal interest are: Wolfram Sang (Pengutronix e.K.) Maintainer’s Diary: Devicetree and Its Stumbling Blocks Slides; Video (49 minutes): full HD (329M), 800×450 (160M) Peter […]

A bug that always gets me

October 21, 2012

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This week I made an error that I already repeated at least twice in my career; it doesn’t seem to stick in my brain. I’m going to write about it here, so that maybe I will stop doing it, and maybe it will prevent the same kind of error for my readers. Let’s see if you can spot […]

Free Electrons Android training materials

June 20, 2012

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Free Android training materials – Free Electrons blog. Free Electrons publishes another set of extremely useful materials that include instructional slides, source code and documentation. The objective of the course is to familiarize with Android from its lowest levels, using also this Devkit8000 embedded board. The (383) slides and the (24-pages-long) hands-on lab exercises are […]

ARM926 interrupts in QEMU

April 15, 2012

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In this post I prepared what I think is the simplest example on how to manage interrupts for the widespread ARM926 core. From this example one can expand the complexity of the interrupt management at will. I’m going to test the functionality with QEMU, emulating the Versatile Platform Baseboard. I based this example on my […]

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