Pong clock on Raspberry Pi + 1.8″ TFT

There was a blog post on http://raspberrypi.org couple days ago about a pong clock, these seem to be quite popular these days. A simple search on hack-a-day shows dozens of such projects, so the idea is not new. Still fun to implement ūüôā I adapted the code by Don Clark to run on my 1.8″…

Putting Raspberry Pi’s hardware watchdog to work

As I continue my quest for reliability of my Raspberry Pi computer, I stumbled upon something interesting that I didn’t know existed – hardware watchdog for Raspberry Pi. For those hearing this term for the first time, a watchdog is a hardware timer that needs to be regularly restarted in software. Failing to restart it…

Tweeting coffee machine using Raspbery Pi

Here is a small project for social network connected home appliance, done for the sake of fun, but provides a good learning experience. I will be connecting my coffee machine to Twitter since I am one of the 6 people without a Facebook registration left on the planet. Connecting to Facebook is equally easy, just…

Auto reconnect WiFi on Raspberry Pi

For a number of reasons I have my DD-WRT-based¬†router shut down WiFi at nights, that though causes some¬†inconvenience to my Raspberry Pi. ¬†I have it connected with a¬†RTL8188CUS based WiFi dongle, the cheapest found on eBay. The problem is that it won’t re-connect by itself when WiFi drops and I find my Raspberry Pi without…

Raspberry Pi TFT board

I enjoy my DIY TFT board so much that I decided to create a more permanent setup. I laid out a board design that will have non-rectangular shape and supposedly fit better on-top the Pi. ¬† Here is how it looks: I sent out the boards to a PCB house, they should pop back in…