http://www.hobbytronics.co.uk/raspberry-pi-serial-port
https://logicethos.com/blog/raspberry-pi-touch-screen-lcd/#!prettyPhoto
http://www.berryterminal.com/doku.php/berryboot
https://projects.drogon.net/raspberry-pi/wiringpi/
http://www.raspberrypi.org/phpBB3/viewtopic.php?f=63&t=25118&p=231345
