Hey, i'm wating to drive about 20 Leds from a output on the arduino using 2 LM3914. Problem is I don't really understand the wiring or which equation relate to what. Which resistors i change and what that effects. I would rather understand than just be told if possible. I have a 12V supply and ca…

LM3914 with arduino. Wiring and explaination.

system December 17, 2010, 9:20am 12

would a low pass filter work? are you sure?

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