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[Mathieu] just finished analyzing the numbers from a month of solar energy harvesting. You may remember that he was curious to see what kind of energy can be collected from small solar cells used indoors. He built several copies of a test platform which collected data between December 16th and January 16th. First of all, [...]

Tags:  energy month harvesting mathieu solar-cells test-platform solar-energy green hacks  

[Mathieu] was interested in using more solar cells for his everday electronics. He looked around but couldn’t find much information about using pholovoltaic for small indoor devices. We remember hearing some of the same things from [Dave Jones] in one of his EEVblog installments from a few years ago which looked at solar calculators; the [...]

Tags:  everday couldn crunching dave-jones mathieu solar-calculators solar-cells installments green hacks  

[Mathieu] needed to open up his Acer Aspire One to do a hard drive replacement and decided to add a bit of pizzazz while he was in there. The image above is the lid of the netbook adorned with RGB LEDs and a spray painted stencil. He previously purchased a set of surface mount RGB packages on [...]

Tags:  led netbook lid mathieu mount-rgb pizzazz surface-mount leds hacks  

[Mathieu] was on holiday in China and picked up some fun toys while perusing the numerous electronics markets there. The most interesting things he discovered were a pair of RGB LED matrices. They came in two different flavors, one made for indoor and one for outdoor displays, sporting a 64×32 and 32×16 resolution, respectively. If [...]

Tags:  led rgb displaying mathieu china holiday-in-china electronics-markets outdoor-displays hacks  

[Mathieu] has bee working to refine the code running on an LED matrix, and added some neat display tricks along the way. He wanted to make the display directly addressable from a computer. The 96×64 bi-color LED display is powered by an Atmel FPSLIC and already used double-buffering. Enabling a PC to write directly to [...]

Tags:  led webcam display mathieu fpslic webcam-images atmel hacks  

[Mathieu] built this display in hopes that he can play pong on it. You can imagine the headache that awaits when trying to figure out how to drive the 6144 bi-color LEDs. I must have worked out because the thing looks great in the video after the break. The solution he chose was a bit unfamiliar [...]

Tags:  fpslic led matrix mathieu led-matrix pong headache classic hacks  

[Mathieu] spent three months developing this multimedia remote control. It connects to a PC via USB or Bluetooth and communicates with Winamp to pull down track information for display on a Nokia LCD screen. It can also be used as a wireless headset via the two on-board jacks. [Mettieu] thinks it’s just a small hop [...]

Tags:  usb bluetooth control mathieu wireless-headset spent-three lcd-screen digital audio hacks