Real Color picker v 1.0

For more information (Please cite this work if you use this code):
Agudo, J.E.; Pardo, P.J.; Sánchez, H.; Pérez, Á.L.; Suero, M.I. A
Low-Cost Real Color Picker Based on Arduino. Sensors 2014, 14,
11943-11956. http://www.mdpi.com/1424-8220/14/7/11943