My code #include <LedControl.h> //We cant do anything without importing a suitable library! // Lets start with the pinouts to the Max72xx led driver // ***************************************************** int v; int m; int seccountdown; int seccountdown1; int DIN = 12; // Pin 1 …

How to run two max7219 chips

system April 21, 2014, 5:16pm 2

You create two instances of LedControl (with dumb names - lc and lc1 (why not lc1 and lcd2?)). You only use one of them. Why?

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