I came across this code on the forum for Max 7221 for scrolling text. http://arduino.cc/forum/index.php/topic,22305.0.html I believe that the 7221 and 7219 are very similair and I only currently have the 7219 so if this code works with the 7221 is it conceivable that it would also work with 7219. …

Max72XX scrolling text code

nickgammon September 21, 2012, 8:57am 2

Yes, I have both versions installed, in different folders.

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