Category Archives: Uncategorized

Fedora on Acer C7 Chromebook

Originally posted on c7fedora – Fedora on Acer C7 Chromebook:
Chromebooks are a great budget laptop or netbook when running Linux. Many people prefer Fedora over Ubuntu. So far there has only been the fantastic ChrUbuntu project that allows…

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Using Newlib in ARM bare metal programs

Originally posted on Freedom Embedded:
When dealing with embedded software, I often find useful to have the standard C functions we all learn during our first programming course: printf, malloc, getchar, strncpy, … A common way to have them is…

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Hello world for bare metal ARM using QEMU

Originally posted on Freedom Embedded:
Last time I wrote about writing and debugging bare metal ARM software using the CodeSourcery toolchain. Now I want to exploit QEMU’s emulation of a complete system and create the simplest “Hello world!” example. The…

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Emulating ARM PL011 serial ports

Originally posted on Freedom Embedded:
QEMU is able to emulate ARM systems with multiple serial ports, for example the Versatile PB. It has the ability to direct them to many types of host resources such as standard I/O, a pseudo-terminal…

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Freedom Logic Analyzer with DMA

From mcuoneclipse dot com: The FRDM-KL25Z Open Source Logic Analyzer based on SUMP presented here was already very useful with the added trigger support. But it was not capable to do a sampling rate above a few hundred kHz. That’s … Continue reading

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Building Android from Source Step by Step

Android is a new and well-designed OS, especially as a replacement to a normal Linux. Though Android is based on Linux, it provides much more than a unflavored Linux. It isolates the application through a very thoughtfully designed middle layers, … Continue reading

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Originally posted on MCU on Eclipse:
In “Tutorial: Enlightning the Freedom KL25Z Board” I used the RGB LED on the FRDM-KL25Z board. This tutorial extends it to use the MMA8451Q inertial sensor on the board which is connected through I2C…

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