Computers & Mobile

The latest DIY ideas, techniques and tools for digital gadgetry, open code, smart hacks, and more. Processing power to the people!

Getting started with GALs

Getting started with GALs

“GALS,” not as in what creepy old guys call women, but GALs as in “Generic Logic Arrays.” GALs are the simplest member of the programmable logic family that also includes CPLDs and FPGAs. They are the modern replacement for the one-time programmable PAL devices that were first introduced in the late 1970’s. Unlike PALs, GALs […]

Listen to the sounds of your data

Listen to the sounds of your data

This project by artist Greg Chatonsky generates sound from vibration sensors placed on the exterior of a defective computer hard disk. The amount of vibration is picked up and changed to sound in real-time though a program written in Pure Data on the PC. The sounds (at the link below) are pretty amazing considering their […]

Change a LED via the web

Change a LED via the web

Ladyada writes – Here is an example of how to make a cool Internet application using the XPort shield I recently released. This is very simple, but its a good example of getting and outputting data. Basically the Arduino serves up a webpage with a bunch of nice javascript code that allows you to select […]