Contains arduion sketch to do a simple graphic equalizer function. Uses Samsung VFD with SPI to display output from sparkfun msgeq7 breakout board or IC. Custom characters will display 8 bands of information for each of left and right channels.
Based on the work of : Library originally added 18 Apr 2008 by David A. Mellis library modified 5 Jul 2009 by Limor Fried (http://www.ladyada.net) example added 9 Jul 2009 by Tom Igoe modified 22 Nov 2010 by Tom Igoe
and also contributions by John Boxall.