http://netvouz.com/henrik/tag/polling?feed=rss henrik's bookmarks tagged "polling" on Netvouz http://blog.oddbit.com/2013/08/05/interrupts-on-the-pi/ I recently acquired both a Raspberry Pi and a PiFace IO board. I had a rough time finding examples of how to read the input ports via interrupts (rather than periodically polling for values), especially for the newer versions of the PiFace python libraries. After a little research, here's some simple code that will print out pin names as you press the input buttons. Button 3 will cause the code to exit: Hus & Hem > Home Automation > Raspberry Pi henrik Thu, 15 Jan 2015 20:42:32 GMT