Does anybody know how can I make a LED VU meter in which only a single light in the row shines at a time?http://i50.tinypic.com/vwr3np.gif That is the desired result:http://i45.tinypic.com/priqb.gif
exactly as steveatrouk wrote: LM3916 for the win! See http://www.youtube.com/watch?v=cN4szQ20KEI for an example of how those 2 modes on this IC look like.
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10x for the response!
Yeah, use an LM3916 IC, in dot mode.