CRC32:
http://excamera.com/sphinx/article-crc.html
http://forum.arduino.cc/index.php?topic=202336.0
Arduino Makefile: https://github.com/sudar/Arduino-Makefile/
qtCreator dla Arduino:
http://www.jayway.com/2011/09/22/using-qtcreator-for-arduino-development/
http://sourceforge.net/projects/qtarduino/