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Cross Compiling Qt
On of the great aspects of Qt is that it is cross platform. Not only across desktops, but also across devices. The Qt make tool, qmake, can be configured to cross compile for different architectures...
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Using qDebug
GUI debuggers are the norm these days, however, I still feel the urge to do a little printf-debugging now and then. It might be wrong, it might be silly but it works.I like to develop the odd graphical...
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Readers' Choice Awards 2010
The votes are in! Read on to find out how your favorites fared in this year's awards. more>>
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Booting Bare Hardware
Booting a computer is always more complex than one wants to think. On the PC side, it looks as if BIOS finally is retired and replaced by EFI (I wonder which was the last OS to use BIOS for anything...
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Summer Hacking
It is summer on the northern hemisphere, and I've decided to target a smaller system than I've been used to in the last couple of years. In particular, I've decided to finally open my dear old PICkit...
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Speech I/O for Embedded Applications
Is the world ready for speech-enabled embedded devices? Now the technology is here for usable speech recognition and synthesis. See how you can use it in your own embedded applications. more>>
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Breaking Free the Gumstix DSP
Compiling a Linux 2.6.33 kernel for the Gumstix Overo Fire with DSP support. more>>
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Debugging Embedded Linux Platforms with GDB and Python
Give your debugging sessions go-faster stripes with the power of Python. more>>
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Hexapod—a Linux-Powered Spider Robot
A chat with Matt Bunting, developer of the hexapod robot. more>>
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Roll Your Own Embedded Linux System with Buildroot
The time between getting a new piece of hardware and seeing a first shell prompt can be one of the most frustrating experiences for embedded Linux developers. Buildroot can help reduce your...
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Tiny Core Linux
If you want to go back to those great old days of really lightweight Linux, give Tiny Core Linux a try and relive the joy of a bare-bones system. more>>
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Readers' Choice Awards 2011
The votes are in, the tallies are counted, the hanging chads have been evaluated, and we have our winners. This year holds a few surprises, a couple dominant players and as much open source as you can...
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Learning to Program the Arduino
This article should acquaint you with basic Arduino programming and show you how to write programs that interact with objects in the real world. (A mandatory disclaimer: the last time I really studied...
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ZaTab: ZaReason's Open Tablet
Quite a few options exist as far as Android tablets go. Some of them are great choices for personal entertainment and media consumption. Google's new Nexus 7 is a powerful little beast designed to...
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Arduino Teaches Old Coder New Tricks
I became aware of the Arduino Project from occasional media reports and a presentation at Atlanta LinuxFest 2009. I was impressed with what the Arduino community was doing, but at that time, I saw no...
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Your First Bite of Raspberry Pi
I have to give Kyle Rankin all the credit for my Raspberry Pi collection. I never really felt geeky enough to do anything with an Arduino, and for some reason I mentally lumped the RPi into the same...
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Updating the Firmware of Linux-Based Devices
This tutorial provides a general description of updating Linux-based firmware and illustrates it with some specific implementations. First, consider the sections of the memory system (Figure 1) and...
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New Products
Please send information about releases of Linux-related products to newproducts@linuxjournal.com or New Products c/o Linux Journal, PO Box 980985, Houston, TX 77098. Submissions are edited for length...
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October 2013 Issue of Linux Journal: Embedded
My favorite scene from The Karate Kid (the original from 1984, sorry, I'm old) is when Mr Miyagi stops the Cobra Kai sensei, John Kreese, from beating up his defeated student. more>>
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A Handy U-Boot Trick
Embedded developers working on kernels or bare-metal programs often go through several development cycles. Each time the developer modifies the code, the code has to be compiled, the ELF (Executable...
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