Computers & Mobile

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

DIY Living room PC

DIY Living room PC

Pat writes – “I needed a case for my computer with would blend into the living room, where it would be playing MP3’s. About this time, a broken CD player came along, and an unholy marriage resulted – The PC in a CD player was born! “ – Link. Related: Free TiVo: Build a Better […]

Drive your Roomba with your cell phone

Drive your Roomba with your cell phone

Todbot writes – “Ever since Bluetooth adapters for Roombas appeared, I’ve wanted to control my Roomba with a cell phone. All my recent phones have had Bluetooth. But getting a devkit for a phone was expensive and phone-specific. Trying to develop J2ME (aka “JavaME”) applications for cell phones has been a mess, especially for non-Windows […]

Homemade MT15 computer

Homemade MT15 computer

Bill writes – “Have you designed your own CPU on an FPGA? That’s for beginners! Or did you build one entirely from TTL chips? Amateurs. D. Mueller first built a 6502-lookalike from 74LS chips and EPROMS. Then he built “MT15″, a 16-bit 0.5MHz processor …using individual surface-mount NPN transistors.” – Link.

Wireless Card Hack

Wireless Card Hack

It’s important to make what you have do what you want it to do. My dell 600m running OSX 10.4.7 wasnt recognizing the intel 2200 wireless card, so I took apart my old linksys WMP54g PCI card to get the broadcom chipset based miniPCI card out of it. The hard part was desoldering one of […]