Rasperry Pi: Now mostly open source

If you’ve been following the developments of building Android, Chromium, and other OSes for the Raspberry Pi, you’ll come across a common theme. The drivers for the Raspi’s chip are closed source and protected by Broadcom with an NDA. This limits the ability of devs to take on projects that involve messing around deep inside the CPU.

Today, this is Read the rest

An appeal to Microsoft to consider the hackers

[PT] is climbing up on his soapbox again to make an appeal to Microsoft. We think his editorial is well-aimed; appealing for better support for hobby electronics in Windows 8.

This is of course not strictly a hobby electronics feature request, but deals with how a lot of USB devices are treated by the upcoming operating system. Specifically the … Read the rest

Grinding down your computer to just 8.5 watts

What can you do to make sure your system is running as efficiently as possible? Take a page out of [Mux's] book, who went to great lengths to measure and adjust his system for ultimate efficiency (translated). What he ended up with is 8.5 Watts of consumption at idle and about 50 Watts under load. Luckily he posted … Read the rest

Reverse engineering USB drivers

luxeed_keyboard

When [Jespersaur] purchased a Luxeed LED keyboard, he was disappointed to find that the drivers were not open source and didn’t support all the features he wanted. His solution? Hack the drivers that come with it, and implement his own. In his article, he gives a basic rundown of beginning reverse engineering by multiple methods and a brief … Read the rest